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54 <a href="#indexdiv-Z">Z</a></p><div class="indexdiv" id="indexdiv-Symbols"><h3>Symbols</h3><dl><dt id="ientry-id-1.5.3.6.10.3">$, <a class="indexterm" href="sql-expressions.html#SQL-EXPRESSIONS-PARAMETERS-POSITIONAL">Positional Parameters</a></dt><dt id="ientry-id-1.8.3.13.5.4.2.2.1.3">$libdir, <a class="indexterm" href="xfunc-c.html#XFUNC-C-DYNLOAD">Dynamic Loading</a></dt><dt id="ientry-id-1.6.6.14.4.6.1.1.4">$libdir/plugins, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-PRELOAD">Shared Library Preloading</a>, <a class="indexterm" href="sql-load.html#SQL-LOAD-DESCRIPTION">Description</a></dt><dt id="ientry-id-1.5.6.7.4.2">*, <a class="indexterm" href="queries-select-lists.html#QUERIES-SELECT-LIST-ITEMS">Select-List Items</a></dt><dt id="ientry-id-1.7.3.23.3">.pgpass, <a class="indexterm" href="libpq-pgpass.html">The Password File</a></dt><dt id="ientry-id-1.7.3.24.4">.pg_service.conf, <a class="indexterm" href="libpq-pgservice.html">The Connection Service File</a></dt><dt id="ientry-id-1.5.3.6.17.4">::, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-TYPE-CASTS">Type Casts</a></dt><dt id="ientry-id-1.8.16.7.2">_PG_archive_module_init, <a class="indexterm" href="archive-module-init.html">Initialization Functions</a></dt><dt id="ientry-id-1.8.3.13.5.14">_PG_init, <a class="indexterm" href="xfunc-c.html#XFUNC-C-DYNLOAD">Dynamic Loading</a></dt><dt id="ientry-id-1.8.17.7.2">_PG_oauth_validator_module_init, <a class="indexterm" href="oauth-validator-init.html">Initialization Functions</a></dt><dt id="ientry-id-1.8.14.12.3.2">_PG_output_plugin_init, <a class="indexterm" href="logicaldecoding-output-plugin.html#LOGICALDECODING-OUTPUT-INIT">Initialization Function</a></dt></dl></div><div class="indexdiv" id="indexdiv-A"><h3>A</h3><dl><dt id="ientry-id-1.5.8.18.5.2.2.1.1.1.1">abbrev, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.9.3.3.1">ABORT, <a class="indexterm" href="sql-abort.html">ABORT</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.1.1.1.1">abs, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.4.10.7">ACL, <a class="indexterm" href="ddl-priv.html">Privileges</a></dt><dt id="ientry-id-1.5.8.33.4.6.2.2.2.1.1.1">aclcontains, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.8.2.2.1.1.1.1">acldefault, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.8.2.2.2.1.1.1">aclexplode, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.4.10.24.1">aclitem, <a class="indexterm" href="ddl-priv.html">Privileges</a></dt><dt id="ientry-id-1.5.8.33.4.6.2.2.1.1.1.1">aclitemeq, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.1.1.1.1">acos, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.2.1.1.1">acosd, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.14.2.2.5.1.1.1">acosh, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.11.9.4.2">administration tools</dt><dd><dl><dt>externally maintained, <a class="indexterm" href="external-admin-tools.html">Administration Tools</a></dt></dl></dd><dt id="ientry-id-1.5.12.6.9.2">advisory lock, <a class="indexterm" href="explicit-locking.html#ADVISORY-LOCKS">Advisory Locks</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.1.1.1.1">age, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a>, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.4.4.8.2">aggregate function, <a class="indexterm" href="tutorial-agg.html">Aggregate Functions</a>, <a class="indexterm" href="sql-expressions.html#SYNTAX-AGGREGATES">Aggregate Expressions</a>, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a>, <a class="indexterm" href="xaggr.html">User-Defined Aggregates</a></dt><dd><dl><dt>built-in, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt>invocation, <a class="indexterm" href="sql-expressions.html#SYNTAX-AGGREGATES">Aggregate Expressions</a></dt><dt>moving aggregate, <a class="indexterm" href="xaggr.html#XAGGR-MOVING-AGGREGATES">Moving-Aggregate Mode</a></dt><dt>ordered set, <a class="indexterm" href="xaggr.html#XAGGR-ORDERED-SET-AGGREGATES">Ordered-Set Aggregates</a></dt><dt>partial aggregation, <a class="indexterm" href="xaggr.html#XAGGR-PARTIAL-AGGREGATES">Partial Aggregation</a></dt><dt>polymorphic, <a class="indexterm" href="xaggr.html#XAGGR-POLYMORPHIC-AGGREGATES">Polymorphic and Variadic Aggregates</a></dt><dt>support functions for, <a class="indexterm" href="xaggr.html#XAGGR-SUPPORT-FUNCTIONS">Support Functions for Aggregates</a></dt><dt>user-defined, <a class="indexterm" href="xaggr.html">User-Defined Aggregates</a></dt><dt>variadic, <a class="indexterm" href="xaggr.html#XAGGR-POLYMORPHIC-AGGREGATES">Polymorphic and Variadic Aggregates</a></dt></dl></dd><dt id="ientry-id-1.11.7.27.6.4.2.2.5.1.1.1">akeys, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.4.4.7.11">alias, <a class="indexterm" href="queries-table-expressions.html#QUERIES-TABLE-ALIASES">Table and Column Aliases</a>, <a class="indexterm" href="queries-select-lists.html#QUERIES-COLUMN-LABELS">Column Labels</a></dt><dd><dl><dt>for table name in query, <a class="indexterm" href="tutorial-join.html">Joins Between Tables</a></dt><dt>in the FROM clause, <a class="indexterm" href="queries-table-expressions.html#QUERIES-TABLE-ALIASES">Table and Column Aliases</a></dt><dt>in the select list, <a class="indexterm" href="queries-select-lists.html#QUERIES-COLUMN-LABELS">Column Labels</a></dt></dl></dd><dt id="ientry-id-1.5.6.6.8.13.1">ALL, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUPING-SETS">GROUPING SETS, CUBE, and ROLLUP</a>, <a class="indexterm" href="queries-select-lists.html#QUERIES-DISTINCT">DISTINCT</a>, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a>, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dd><dl><dt>GROUP BY ALL, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUPING-SETS">GROUPING SETS, CUBE, and ROLLUP</a></dt><dt>SELECT ALL, <a class="indexterm" href="queries-select-lists.html#QUERIES-DISTINCT">DISTINCT</a></dt></dl></dd><dt id="ientry-id-1.6.6.16.3.2.2.1.3">allow_alter_system configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-CLIENTS">Platform and Client Compatibility</a></dt><dt id="ientry-id-1.6.6.20.3.1.1.3">allow_in_place_tablespaces configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.2.1.3">allow_system_table_mods configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.9.3.4.1">ALTER AGGREGATE, <a class="indexterm" href="sql-alteraggregate.html">ALTER AGGREGATE</a></dt><dt id="ientry-id-1.9.3.5.1">ALTER COLLATION, <a class="indexterm" href="sql-altercollation.html">ALTER COLLATION</a></dt><dt id="ientry-id-1.9.3.6.1">ALTER CONVERSION, <a class="indexterm" href="sql-alterconversion.html">ALTER CONVERSION</a></dt><dt id="ientry-id-1.9.3.7.1">ALTER DATABASE, <a class="indexterm" href="sql-alterdatabase.html">ALTER DATABASE</a></dt><dt id="ientry-id-1.9.3.8.1">ALTER DEFAULT PRIVILEGES, <a class="indexterm" href="sql-alterdefaultprivileges.html">ALTER DEFAULT PRIVILEGES</a></dt><dt id="ientry-id-1.9.3.9.1">ALTER DOMAIN, <a class="indexterm" href="sql-alterdomain.html">ALTER DOMAIN</a></dt><dt id="ientry-id-1.9.3.10.1">ALTER EVENT TRIGGER, <a class="indexterm" href="sql-altereventtrigger.html">ALTER EVENT TRIGGER</a></dt><dt id="ientry-id-1.9.3.11.1">ALTER EXTENSION, <a class="indexterm" href="sql-alterextension.html">ALTER EXTENSION</a></dt><dt id="ientry-id-1.9.3.12.1">ALTER FOREIGN DATA WRAPPER, <a class="indexterm" href="sql-alterforeigndatawrapper.html">ALTER FOREIGN DATA WRAPPER</a></dt><dt id="ientry-id-1.9.3.13.1">ALTER FOREIGN TABLE, <a class="indexterm" href="sql-alterforeigntable.html">ALTER FOREIGN TABLE</a></dt><dt id="ientry-id-1.9.3.14.1">ALTER FUNCTION, <a class="indexterm" href="sql-alterfunction.html">ALTER FUNCTION</a></dt><dt id="ientry-id-1.9.3.15.1">ALTER GROUP, <a class="indexterm" href="sql-altergroup.html">ALTER GROUP</a></dt><dt id="ientry-id-1.9.3.16.1">ALTER INDEX, <a class="indexterm" href="sql-alterindex.html">ALTER INDEX</a></dt><dt id="ientry-id-1.9.3.17.1">ALTER LANGUAGE, <a class="indexterm" href="sql-alterlanguage.html">ALTER LANGUAGE</a></dt><dt id="ientry-id-1.9.3.18.1">ALTER LARGE OBJECT, <a class="indexterm" href="sql-alterlargeobject.html">ALTER LARGE OBJECT</a></dt><dt id="ientry-id-1.9.3.19.1">ALTER MATERIALIZED VIEW, <a class="indexterm" href="sql-altermaterializedview.html">ALTER MATERIALIZED VIEW</a></dt><dt id="ientry-id-1.9.3.20.1">ALTER OPERATOR, <a class="indexterm" href="sql-alteroperator.html">ALTER OPERATOR</a></dt><dt id="ientry-id-1.9.3.21.1">ALTER OPERATOR CLASS, <a class="indexterm" href="sql-alteropclass.html">ALTER OPERATOR CLASS</a></dt><dt id="ientry-id-1.9.3.22.1">ALTER OPERATOR FAMILY, <a class="indexterm" href="sql-alteropfamily.html">ALTER OPERATOR FAMILY</a></dt><dt id="ientry-id-1.9.3.23.1">ALTER POLICY, <a class="indexterm" href="sql-alterpolicy.html">ALTER POLICY</a></dt><dt id="ientry-id-1.9.3.24.1">ALTER PROCEDURE, <a class="indexterm" href="sql-alterprocedure.html">ALTER PROCEDURE</a></dt><dt id="ientry-id-1.9.3.25.1">ALTER PUBLICATION, <a class="indexterm" href="sql-alterpublication.html">ALTER PUBLICATION</a></dt><dt id="ientry-id-1.6.8.6.2.3">ALTER ROLE, <a class="indexterm" href="role-attributes.html">Role Attributes</a>, <a class="indexterm" href="sql-alterrole.html">ALTER ROLE</a></dt><dt id="ientry-id-1.9.3.27.1">ALTER ROUTINE, <a class="indexterm" href="sql-alterroutine.html">ALTER ROUTINE</a></dt><dt id="ientry-id-1.9.3.28.1">ALTER RULE, <a class="indexterm" href="sql-alterrule.html">ALTER RULE</a></dt><dt id="ientry-id-1.9.3.29.1">ALTER SCHEMA, <a class="indexterm" href="sql-alterschema.html">ALTER SCHEMA</a></dt><dt id="ientry-id-1.9.3.30.1">ALTER SEQUENCE, <a class="indexterm" href="sql-altersequence.html">ALTER SEQUENCE</a></dt><dt id="ientry-id-1.9.3.31.1">ALTER SERVER, <a class="indexterm" href="sql-alterserver.html">ALTER SERVER</a></dt><dt id="ientry-id-1.9.3.32.1">ALTER STATISTICS, <a class="indexterm" href="sql-alterstatistics.html">ALTER STATISTICS</a></dt><dt id="ientry-id-1.9.3.33.1">ALTER SUBSCRIPTION, <a class="indexterm" href="sql-altersubscription.html">ALTER SUBSCRIPTION</a></dt><dt id="ientry-id-1.9.3.34.1">ALTER SYSTEM, <a class="indexterm" href="sql-altersystem.html">ALTER SYSTEM</a></dt><dt id="ientry-id-1.9.3.35.1">ALTER TABLE, <a class="indexterm" href="sql-altertable.html">ALTER TABLE</a></dt><dt id="ientry-id-1.9.3.36.1">ALTER TABLESPACE, <a class="indexterm" href="sql-altertablespace.html">ALTER TABLESPACE</a></dt><dt id="ientry-id-1.9.3.37.1">ALTER TEXT SEARCH CONFIGURATION, <a class="indexterm" href="sql-altertsconfig.html">ALTER TEXT SEARCH CONFIGURATION</a></dt><dt id="ientry-id-1.9.3.38.1">ALTER TEXT SEARCH DICTIONARY, <a class="indexterm" href="sql-altertsdictionary.html">ALTER TEXT SEARCH DICTIONARY</a></dt><dt id="ientry-id-1.9.3.39.1">ALTER TEXT SEARCH PARSER, <a class="indexterm" href="sql-altertsparser.html">ALTER TEXT SEARCH PARSER</a></dt><dt id="ientry-id-1.9.3.40.1">ALTER TEXT SEARCH TEMPLATE, <a class="indexterm" href="sql-altertstemplate.html">ALTER TEXT SEARCH TEMPLATE</a></dt><dt id="ientry-id-1.9.3.41.1">ALTER TRIGGER, <a class="indexterm" href="sql-altertrigger.html">ALTER TRIGGER</a></dt><dt id="ientry-id-1.9.3.42.1">ALTER TYPE, <a class="indexterm" href="sql-altertype.html">ALTER TYPE</a></dt><dt id="ientry-id-1.9.3.43.1">ALTER USER, <a class="indexterm" href="sql-alteruser.html">ALTER USER</a></dt><dt id="ientry-id-1.9.3.44.1">ALTER USER MAPPING, <a class="indexterm" href="sql-alterusermapping.html">ALTER USER MAPPING</a></dt><dt id="ientry-id-1.9.3.45.1">ALTER VIEW, <a class="indexterm" href="sql-alterview.html">ALTER VIEW</a></dt><dt id="ientry-id-1.10.6.9.7.1.6.1.4">ALTER_REPLICATION_SLOT, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.11.7.11.2">amcheck, <a class="indexterm" href="amcheck.html">amcheck — tools to verify table and index consistency</a></dt><dt id="ientry-id-1.6.11.10.6.3">ANALYZE, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-STATISTICS">Updating Planner Statistics</a>, <a class="indexterm" href="sql-analyze.html">ANALYZE</a></dt><dt id="ientry-id-1.5.8.7.4.1">AND (operator), <a class="indexterm" href="functions-logical.html">Logical Operators</a></dt><dt id="ientry-id-1.9.3.102.2">anonymous code blocks, <a class="indexterm" href="sql-do.html">DO</a></dt><dt id="ientry-id-1.5.7.29.3">any, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.8.27.9.1">ANY, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a>, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a>, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt id="ientry-id-1.5.7.29.5">anyarray, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.10">anycompatible, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.11">anycompatiblearray, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.14">anycompatiblemultirange, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.12">anycompatiblenonarray, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.13">anycompatiblerange, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.4">anyelement, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.7">anyenum, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.9">anymultirange, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.6">anynonarray, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.29.8">anyrange, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.1.1.1.1">any_value, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.7.6.9.2.2">applicable role, <a class="indexterm" href="infoschema-applicable-roles.html">applicable_roles</a></dt><dt id="ientry-id-1.6.6.11.5.3.1.1.3">application_name configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.5.7.9.7.3">arbitrary precision numbers, <a class="indexterm" href="datatype-numeric.html#DATATYPE-NUMERIC-DECIMAL">Arbitrary Precision Numbers</a></dt><dt id="ientry-id-1.8.16.2">Archive Modules, <a class="indexterm" href="archive-modules.html">Archive Modules</a></dt><dt id="ientry-id-1.6.6.8.7.7.2.1.3">archive_cleanup_command configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVE-RECOVERY">Archive Recovery</a></dt><dt id="ientry-id-1.6.6.8.5.2.2.1.3">archive_command configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVING">Archiving</a></dt><dt id="ientry-id-1.6.6.8.5.2.3.1.3">archive_library configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVING">Archiving</a></dt><dt id="ientry-id-1.6.6.8.5.2.1.1.3">archive_mode configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVING">Archiving</a></dt><dt id="ientry-id-1.6.6.8.5.2.4.1.3">archive_timeout configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVING">Archiving</a></dt><dt id="ientry-id-1.5.8.17.6.2.2.1.1.1.1">area, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.11.7.36.9.16.2">armor, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-ARMOR">armor(), dearmor()</a></dt><dt id="ientry-id-1.5.3.6.20.2">array, <a class="indexterm" href="arrays.html">Arrays</a></dt><dd><dl><dt>accessing, <a class="indexterm" href="arrays.html#ARRAYS-ACCESSING">Accessing Arrays</a></dt><dt>constant, <a class="indexterm" href="arrays.html#ARRAYS-INPUT">Array Value Input</a></dt><dt>constructor, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-ARRAY-CONSTRUCTORS">Array Constructors</a></dt><dt>declaration, <a class="indexterm" href="arrays.html#ARRAYS-DECLARATION">Declaration of Array Types</a></dt><dt>I/O, <a class="indexterm" href="arrays.html#ARRAYS-IO">Array Input and Output Syntax</a></dt><dt>modifying, <a class="indexterm" href="arrays.html#ARRAYS-MODIFYING">Modifying Arrays</a></dt><dt>of user-defined type, <a class="indexterm" href="xtypes.html">User-Defined Types</a></dt><dt>searching, <a class="indexterm" href="arrays.html#ARRAYS-SEARCHING">Searching in Arrays</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.20.3">ARRAY, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-ARRAY-CONSTRUCTORS">Array Constructors</a>, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt><dd><dl><dt>determination of result type, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.6.2.4.2.1.1.1">array_agg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a>, <a class="indexterm" href="intagg.html#INTAGG-FUNCTIONS">Functions</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.1.1.1.1">array_append, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.2.1.1.1">array_cat, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.3.1.1.1">array_dims, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.4.1.1.1">array_fill, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.5.1.1.1">array_length, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.6.1.1.1">array_lower, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.7.1.1.1">array_ndims, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.6.6.16.2.2.1.1.3">array_nulls configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.8.1.1.1">array_position, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.9.1.1.1">array_positions, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.10.1.1.1">array_prepend, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.11.1.1.1">array_remove, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.12.1.1.1">array_replace, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.13.1.1.1">array_reverse, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.14.1.1.1">array_sample, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.15.1.1.1">array_shuffle, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.16.1.1.1">array_sort, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.2.1.1.1">array_to_json, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-FUNCTION-ARRAY-TO-STRING">array_to_string, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.1.1.1.1">array_to_tsvector, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.18.1.1.1">array_upper, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.2.1.1.1">ascii, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.3.1.1.1">asin, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.4.1.1.1">asind, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.14.2.2.4.1.1.1">asinh, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.8.8.11.3.2">ASSERT</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-errors-and-messages.html#PLPGSQL-STATEMENTS-ASSERT">Checking Assertions</a></dt></dl></dd><dt id="ientry-id-1.8.8.11.3.3">assertions</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-errors-and-messages.html#PLPGSQL-STATEMENTS-ASSERT">Checking Assertions</a></dt></dl></dd><dt id="ientry-id-1.6.15.6.3">asynchronous commit, <a class="indexterm" href="wal-async-commit.html">Asynchronous Commit</a></dt><dt id="ientry-id-1.11.14.3.6.3">Asynchronous I/O, <a class="indexterm" href="glossary.html">Glossary</a></dt><dt id="ientry-id-1.5.8.15.16.4">AT LOCAL, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-ZONECONVERT">AT TIME ZONE and AT LOCAL</a></dt><dt id="ientry-id-1.5.8.15.16.3">AT TIME ZONE, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-ZONECONVERT">AT TIME ZONE and AT LOCAL</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.5.1.1.1">atan, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.7.1.1.1">atan2, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.8.1.1.1">atan2d, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.6.1.1.1">atand, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.14.2.2.6.1.1.1">atanh, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.6.6.6.4.2.1.1.5">authentication_timeout configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt><dt id="ientry-id-1.11.7.12.2">auth_delay, <a class="indexterm" href="auth-delay.html">auth_delay — pause on authentication failure</a></dt><dt id="ientry-id-1.11.7.12.5.2.1.1.3">auth_delay.milliseconds configuration parameter, <a class="indexterm" href="auth-delay.html#AUTH-DELAY-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.5.7.9.9.8">auto-increment (see <a href="#ientry-id-1.5.7.9.9.3">serial</a>)</dt><dt id="ientry-id-1.5.13.7.3.2">autocommit</dt><dd><dl><dt>bulk-loading data, <a class="indexterm" href="populate.html#DISABLE-AUTOCOMMIT">Disable Autocommit</a></dt><dt>psql, <a class="indexterm" href="app-psql.html#APP-PSQL-VARIABLES">Variables</a></dt></dl></dd><dt id="ientry-id-1.9.3.69.6.3.13.2.1.3">autosummarize storage parameter, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-STORAGE-PARAMETERS">Index Storage Parameters</a></dt><dt id="ientry-id-1.6.11.10.9.2">autovacuum</dt><dd><dl><dt>general information, <a class="indexterm" href="routine-vacuuming.html#AUTOVACUUM">The Autovacuum Daemon</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.1.1.3">autovacuum configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt id="ientry-id-1.6.6.13.4.3.10.1.3">autovacuum_analyze_scale_factor</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.7.1.3">autovacuum_analyze_threshold</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.9.3.85.6.3.4.4.1.4">autovacuum_enabled storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.6.6.13.4.3.12.1.3">autovacuum_freeze_max_age</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.9.3.85.6.3.4.16.1.4">autovacuum_freeze_min_age storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.9.3.85.6.3.4.18.1.4">autovacuum_freeze_table_age storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.6.6.13.4.3.3.1.3">autovacuum_max_workers configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt id="ientry-id-1.6.6.13.4.3.13.1.3">autovacuum_multixact_freeze_max_age</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.9.3.85.6.3.4.19.1.4">autovacuum_multixact_freeze_min_age storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.9.3.85.6.3.4.21.1.4">autovacuum_multixact_freeze_table_age storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.6.6.13.4.3.4.1.3">autovacuum_naptime configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt id="ientry-id-1.6.6.13.4.3.14.1.3">autovacuum_vacuum_cost_delay</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.15.1.3">autovacuum_vacuum_cost_limit</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.9.1.3">autovacuum_vacuum_insert_scale_factor</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.6.1.3">autovacuum_vacuum_insert_threshold</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.11.1.3">autovacuum_vacuum_max_threshold</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.8.1.3">autovacuum_vacuum_scale_factor</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.5.1.3">autovacuum_vacuum_threshold</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.4.3.2.1.3">autovacuum_worker_slots configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-AUTOVACUUM">Automatic Vacuuming</a></dt><dt id="ientry-id-1.6.6.7.2.2.9.1.3">autovacuum_work_mem configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.11.7.13.2">auto_explain, <a class="indexterm" href="auto-explain.html">auto_explain — log execution plans of slow queries</a></dt><dt id="ientry-id-1.11.7.13.5.3.3.1.3">auto_explain.log_analyze configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.4.1.3">auto_explain.log_buffers configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.10.1.3">auto_explain.log_format configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.11.1.3">auto_explain.log_level configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.1.1.3">auto_explain.log_min_duration configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.12.1.3">auto_explain.log_nested_statements configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.2.1.3">auto_explain.log_parameter_max_length configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.9.1.3">auto_explain.log_settings configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.6.1.3">auto_explain.log_timing configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.7.1.3">auto_explain.log_triggers configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.8.1.3">auto_explain.log_verbose configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.5.1.3">auto_explain.log_wal configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.13.5.3.13.1.3">auto_explain.sample_rate configuration parameter, <a class="indexterm" href="auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.7.1.1.1">avals, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.4.1.1.1">average, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.4.1.1.2">avg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></div><div class="indexdiv" id="indexdiv-B"><h3>B</h3><dl><dt id="ientry-id-1.5.10.5.3.3">B-Tree (see <a href="#ientry-id-1.5.10.2">index</a>)</dt><dt id="ientry-id-1.6.6.7.6.2.1.1.3">backend_flush_after configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-IO">I/O</a></dt><dt id="ientry-id-1.8.13.2">Background workers, <a class="indexterm" href="bgworker.html">Background Worker Processes</a></dt><dt id="ientry-id-1.5.3.5.9.5.3">backslash escapes, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-STRINGS-ESCAPE">String Constants with C-Style Escapes</a></dt><dt id="ientry-id-1.6.6.16.2.2.2.1.4">backslash_quote configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt id="ientry-id-1.6.6.20.3.3.1.3">backtrace_functions configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.5.8.34.5.2">backup, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a>, <a class="indexterm" href="backup.html">Backup and Restore</a></dt><dt id="ientry-id-1.10.22.2">Backup Manifest, <a class="indexterm" href="backup-manifest-format.html">Backup Manifest Format</a></dt><dt id="ientry-id-1.8.3.5.2">base type, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a></dt><dt id="ientry-id-1.5.8.11.12.3.1.1.1">base64 format, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.11.7.14.2">basebackup_to_shell, <a class="indexterm" href="basebackup-to-shell.html">basebackup_to_shell — example "shell" pg_basebackup module</a></dt><dt id="ientry-id-1.11.7.14.5.2.1.1.3">basebackup_to_shell.command configuration parameter, <a class="indexterm" href="basebackup-to-shell.html#BASEBACKUP-TO-SHELL-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.14.5.2.2.1.3">basebackup_to_shell.required_role configuration parameter, <a class="indexterm" href="basebackup-to-shell.html#BASEBACKUP-TO-SHELL-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.10.6.9.7.1.12.1.3">BASE_BACKUP, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.11.7.15.2">basic_archive, <a class="indexterm" href="basic-archive.html">basic_archive — an example WAL archive module</a></dt><dt id="ientry-id-1.11.7.15.5.2.1.1.3">basic_archive.archive_directory configuration parameter, <a class="indexterm" href="basic-archive.html#BASIC-ARCHIVE-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.7.3.12.4">batch mode, <a class="indexterm" href="libpq-pipeline-mode.html">Pipeline Mode</a></dt><dd><dl><dt>in libpq, <a class="indexterm" href="libpq-pipeline-mode.html">Pipeline Mode</a></dt></dl></dd><dt id="ientry-id-1.9.3.47.1">BEGIN, <a class="indexterm" href="sql-begin.html">BEGIN</a></dt><dt id="ientry-id-1.5.8.8.11.1">BETWEEN, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.8.11.2">BETWEEN SYMMETRIC, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.8.13.8.2.2.2.1.1">BGWORKER_BACKEND_DATABASE_CONNECTION, <a class="indexterm" href="bgworker.html">Background Worker Processes</a></dt><dt id="ientry-id-1.8.13.8.2.1.2.1.1">BGWORKER_SHMEM_ACCESS, <a class="indexterm" href="bgworker.html">Background Worker Processes</a></dt><dt id="ientry-id-1.6.6.7.5.3.1.1.3">bgwriter_delay configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-BACKGROUND-WRITER">Background Writer</a></dt><dt id="ientry-id-1.6.6.7.5.3.4.1.3">bgwriter_flush_after configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-BACKGROUND-WRITER">Background Writer</a></dt><dt id="ientry-id-1.6.6.7.5.3.2.1.3">bgwriter_lru_maxpages configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-BACKGROUND-WRITER">Background Writer</a></dt><dt id="ientry-id-1.6.6.7.5.3.3.1.3">bgwriter_lru_multiplier configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-BACKGROUND-WRITER">Background Writer</a></dt><dt id="ientry-id-1.5.3.5.9.9.8.2">bigint, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS-NUMERIC">Numeric Constants</a>, <a class="indexterm" href="datatype-numeric.html#DATATYPE-INT">Integer Types</a></dt><dt id="ientry-id-1.5.7.9.9.4">bigserial, <a class="indexterm" href="datatype-numeric.html#DATATYPE-SERIAL">Serial Types</a></dt><dt id="ientry-id-1.5.7.12.2">binary data, <a class="indexterm" href="datatype-binary.html">Binary Data Types</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dd><dl><dt>functions, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.5.8.11.5.2.2.1.1.1.1">binary string</dt><dd><dl><dt>concatenation, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt>converting to character string, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt>length, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.6.4.4.3.2.5.1.3">bison, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.5.3.5.9.8.2">bit string, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-BIT-STRINGS">Bit-String Constants</a>, <a class="indexterm" href="datatype-bit.html">Bit String Types</a></dt><dd><dl><dt>constant, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-BIT-STRINGS">Bit-String Constants</a></dt><dt>data type, <a class="indexterm" href="datatype-bit.html">Bit String Types</a></dt><dt>length, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.5.8.12.2">bit strings, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt><dd><dl><dt>functions, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.5.10.8.3">bitmap scan, <a class="indexterm" href="indexes-bitmap-scans.html">Combining Multiple Indexes</a>, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.5.1.1.1">bit_and, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.1.1.1.1">bit_count, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.5.1.1.1">bit_length, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.6.1.1.1">bit_or, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.7.1.1.1">bit_xor, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.7.4.3">BLOB (see <a href="#ientry-id-1.7.4.2">large object</a>)</dt><dt id="ientry-id-1.6.6.18.3.1.1.3">block_size configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.11.7.16.2">bloom, <a class="indexterm" href="bloom.html">bloom — bloom filter index access method</a></dt><dt id="ientry-id-1.6.6.6.2.2.9.1.3">bonjour configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.6.6.6.2.2.10.1.3">bonjour_name configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.5.7.14.2">Boolean, <a class="indexterm" href="datatype-boolean.html">Boolean Type</a></dt><dd><dl><dt>data type, <a class="indexterm" href="datatype-boolean.html">Boolean Type</a></dt><dt>operators (see operators, logical)</dt></dl></dd><dt id="ientry-id-1.5.8.27.6.2.4.8.1.1.1">bool_and, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.9.1.1.1">bool_or, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.5.6.8.1">booting</dt><dd><dl><dt>starting the server during, <a class="indexterm" href="server-start.html">Starting the Database Server</a></dt></dl></dd><dt id="ientry-id-1.5.8.17.7.2.2.5.1.1.1">bound_box, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.5.8.17.7.2.2.1.1.1.1">box, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.5.7.16.9.2">box (data type), <a class="indexterm" href="datatype-geometric.html#DATATYPE-GEOMETRIC-BOXES">Boxes</a></dt><dt id="ientry-id-1.5.7.11.9">bpchar, <a class="indexterm" href="datatype-character.html">Character Types</a></dt><dt id="ientry-id-1.5.10.5.8.3">BRIN (see <a href="#ientry-id-1.5.10.2">index</a>)</dt><dt id="ientry-id-1.5.8.34.10.3.2.2.3.1.1.1">brin_desummarize_range, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-INDEX">Index Maintenance Functions</a></dt><dt id="ientry-id-1.11.7.33.7.2.2.1.2">brin_metapage_info, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-BRIN-FUNCS">BRIN Functions</a></dt><dt id="ientry-id-1.11.7.33.7.2.4.1.2">brin_page_items, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-BRIN-FUNCS">BRIN Functions</a></dt><dt id="ientry-id-1.11.7.33.7.2.1.1.2">brin_page_type, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-BRIN-FUNCS">BRIN Functions</a></dt><dt id="ientry-id-1.11.7.33.7.2.3.1.2">brin_revmap_data, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-BRIN-FUNCS">BRIN Functions</a></dt><dt id="ientry-id-1.5.8.34.10.3.2.2.1.1.1.1">brin_summarize_new_values, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-INDEX">Index Maintenance Functions</a></dt><dt id="ientry-id-1.5.8.34.10.3.2.2.2.1.1.1">brin_summarize_range, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-INDEX">Index Maintenance Functions</a></dt><dt id="ientry-id-1.5.8.18.5.2.2.3.1.1.1">broadcast, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.6.7.21.2">BSD Authentication, <a class="indexterm" href="auth-bsd.html">BSD Authentication</a></dt><dt id="ientry-id-1.11.7.17.2">btree_gin, <a class="indexterm" href="btree-gin.html">btree_gin — GIN operator classes with B-tree behavior</a></dt><dt id="ientry-id-1.11.7.18.2">btree_gist, <a class="indexterm" href="btree-gist.html">btree_gist — GiST operator classes with B-tree behavior</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.3.1.1.1">btrim, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.11.7.11.8.2.1.1.2">bt_index_check, <a class="indexterm" href="amcheck.html#AMCHECK-FUNCTIONS">Functions</a></dt><dt id="ientry-id-1.11.7.11.8.2.2.1.2">bt_index_parent_check, <a class="indexterm" href="amcheck.html#AMCHECK-FUNCTIONS">Functions</a></dt><dt id="ientry-id-1.11.7.33.6.2.1.1.2">bt_metap, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-B-TREE-FUNCS">B-Tree Functions</a></dt><dt id="ientry-id-1.11.7.33.6.2.3.1.2">bt_multi_page_stats, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-B-TREE-FUNCS">B-Tree Functions</a></dt><dt id="ientry-id-1.11.7.33.6.2.4.1.2">bt_page_items, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-B-TREE-FUNCS">B-Tree Functions</a></dt><dt id="ientry-id-1.11.7.33.6.2.2.1.2">bt_page_stats, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-B-TREE-FUNCS">B-Tree Functions</a></dt><dt id="ientry-id-1.9.3.69.6.3.8.1.1.3">buffering storage parameter, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-STORAGE-PARAMETERS">Index Storage Parameters</a></dt><dt id="ientry-id-1.5.7.12.3">bytea, <a class="indexterm" href="datatype-binary.html">Binary Data Types</a></dt><dt id="ientry-id-1.6.6.14.2.2.21.1.3">bytea_output configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></div><div class="indexdiv" id="indexdiv-C"><h3>C</h3><dl><dt id="ientry-id-1.7.3.3">C, <a class="indexterm" href="libpq.html">libpq — C Library</a>, <a class="indexterm" href="ecpg.html">ECPG — Embedded SQL in C</a></dt><dt id="ientry-id-1.8.3.13.20.2">C++, <a class="indexterm" href="xfunc-c.html#EXTEND-CPP">Using C++ for Extensibility</a></dt><dt id="ientry-id-1.9.3.48.1">CALL, <a class="indexterm" href="sql-call.html">CALL</a></dt><dt id="ientry-id-1.7.3.14.2">canceling SQL queries, <a class="indexterm" href="libpq-cancel.html">Canceling Queries in Progress</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.19.1.1.1">cardinality, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.4.7.9.14">CASCADE, <a class="indexterm" href="ddl-depend.html">Dependency Tracking</a></dt><dd><dl><dt>with DROP, <a class="indexterm" href="ddl-depend.html">Dependency Tracking</a></dt><dt>foreign key action, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-FK">Foreign Keys</a></dt></dl></dd><dt id="ientry-id-1.6.13.16.19.2">Cascading Replication, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.5.8.24.2">CASE, <a class="indexterm" href="functions-conditional.html">Conditional Expressions</a>, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt><dd><dl><dt>determination of result type, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt></dl></dd><dt id="ientry-id-1.5.3.5.8.8.1">case sensitivity</dt><dd><dl><dt>of SQL commands, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt></dl></dd><dt id="ientry-id-1.5.8.10.7.2.2.8.1.1.1">casefold, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.9.3.58.7.4">cast, <a class="indexterm" href="sql-createcast.html">CREATE CAST</a></dt><dd><dl><dt>I/O conversion, <a class="indexterm" href="sql-createcast.html">CREATE CAST</a></dt></dl></dd><dt id="ientry-id-1.5.8.9.6.2.2.2.1.1.1">cbrt, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.3.1.1.1">ceil, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.4.1.1.1">ceiling, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.17.6.2.2.2.1.1.1">center, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.6.7.19.2">Certificate, <a class="indexterm" href="auth-cert.html">Certificate Authentication</a></dt><dt id="ientry-id-1.8.8.10.4">chained transactions, <a class="indexterm" href="plpgsql-transactions.html#PLPGSQL-TRANSACTION-CHAIN">Transaction Management</a>, <a class="indexterm" href="sql-commit.html#SQL-COMMIT-CHAIN">Parameters</a>, <a class="indexterm" href="sql-rollback.html#SQL-ROLLBACK-CHAIN">Parameters</a></dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-transactions.html#PLPGSQL-TRANSACTION-CHAIN">Transaction Management</a></dt></dl></dd><dt id="ientry-id-1.5.7.11.7">char, <a class="indexterm" href="datatype-character.html">Character Types</a></dt><dt id="ientry-id-1.5.7.11.4">character, <a class="indexterm" href="datatype-character.html">Character Types</a></dt><dt id="ientry-id-1.6.6.14.3.2.6.1.4">character set, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a>, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a>, <a class="indexterm" href="multibyte.html">Character Set Support</a></dt><dt id="ientry-id-1.5.3.5.9.4.2">character string, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-STRINGS">String Constants</a>, <a class="indexterm" href="datatype-character.html">Character Types</a></dt><dd><dl><dt>concatenation, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt>constant, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-STRINGS">String Constants</a></dt><dt>converting to binary string, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt>data types, <a class="indexterm" href="datatype-character.html">Character Types</a></dt><dt>length, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt>prefix test, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.5.7.11.5">character varying, <a class="indexterm" href="datatype-character.html">Character Types</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.6.1.2.1">character_length, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.6.1.1.1">char_length, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.4.7.5.2">check constraint, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-CHECK-CONSTRAINTS">Check Constraints</a></dt><dt id="ientry-id-1.9.3.97.6.2.7.1.2">CHECK OPTION, <a class="indexterm" href="sql-createview.html">CREATE VIEW</a></dt><dt id="ientry-id-1.6.15.7.3.2">checkpoint, <a class="indexterm" href="wal-configuration.html">WAL Configuration</a></dt><dt id="ientry-id-1.9.3.49.1">CHECKPOINT, <a class="indexterm" href="sql-checkpoint.html">CHECKPOINT</a></dt><dt id="ientry-id-1.6.6.8.4.2.2.1.3">checkpoint_completion_target configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-CHECKPOINTS">Checkpoints</a></dt><dt id="ientry-id-1.6.6.8.4.2.3.1.3">checkpoint_flush_after configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-CHECKPOINTS">Checkpoints</a></dt><dt id="ientry-id-1.6.6.8.4.2.1.1.3">checkpoint_timeout configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-CHECKPOINTS">Checkpoints</a></dt><dt id="ientry-id-1.6.6.8.4.2.4.1.3">checkpoint_warning configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-CHECKPOINTS">Checkpoints</a></dt><dt id="ientry-id-1.6.15.4.2">checksums, <a class="indexterm" href="checksums.html">Data Checksums</a></dt><dt id="ientry-id-1.6.6.14.2.2.8.1.3">check_function_bodies configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.3.1.1.1">chr, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.7.27.16">cid, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.17.7.2">cidr, <a class="indexterm" href="datatype-net-types.html#DATATYPE-CIDR">cidr</a></dt><dt id="ientry-id-1.5.7.16.12.2">circle, <a class="indexterm" href="datatype-geometric.html#DATATYPE-CIRCLE">Circles</a>, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.11.7.19.2">citext, <a class="indexterm" href="citext.html">citext — a case-insensitive character string type</a></dt><dt id="ientry-id-1.6.6.6.4.2.1.1.4">client authentication, <a class="indexterm" href="client-authentication.html">Client Authentication</a></dt><dd><dl><dt>timeout during, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt></dl></dd><dt id="ientry-id-1.6.6.6.3.2.5.1.3">client_connection_check_interval configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-TCP-SETTINGS">TCP Settings</a></dt><dt id="ientry-id-1.6.6.14.3.2.6.1.3">client_encoding configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.6.14.2.2.1.1.3">client_min_messages configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.3.1.1.1">clock_timestamp, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.9.3.50.1">CLOSE, <a class="indexterm" href="sql-close.html">CLOSE</a></dt><dt id="ientry-id-1.4.4.3.4.2">cluster</dt><dd><dl><dt>of databases (see <a href="#ientry-id-1.4.4.3.4.1">database cluster</a>)</dt></dl></dd><dt id="ientry-id-1.9.3.51.1">CLUSTER, <a class="indexterm" href="sql-cluster.html">CLUSTER</a></dt><dt id="ientry-id-1.9.4.3.1">clusterdb, <a class="indexterm" href="app-clusterdb.html">clusterdb</a></dt><dt id="ientry-id-1.6.13.6">clustering, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.6.6.11.8.3.1.1.3">cluster_name configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-PROC-TITLE">Process Title</a></dt><dt id="ientry-id-1.5.4.8.4.5.2.1">cmax, <a class="indexterm" href="ddl-system-columns.html">System Columns</a></dt><dt id="ientry-id-1.5.4.8.4.3.2.1">cmin, <a class="indexterm" href="ddl-system-columns.html">System Columns</a></dt><dt id="ientry-id-1.5.8.24.8.2">COALESCE, <a class="indexterm" href="functions-conditional.html#FUNCTIONS-COALESCE-NVL-IFNULL">COALESCE</a></dt><dt id="ientry-id-1.5.3.6.18.2">COLLATE, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-COLLATE-EXPRS">Collation Expressions</a></dt><dt id="ientry-id-1.6.10.4.2">collation, <a class="indexterm" href="collation.html">Collation Support</a></dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-declarations.html#PLPGSQL-DECLARATION-COLLATION">Collation of PL/pgSQL Variables</a></dt><dt>in SQL functions, <a class="indexterm" href="xfunc-sql.html#XFUNC-SQL-COLLATIONS">SQL Functions with Collations</a></dt></dl></dd><dt id="ientry-id-1.5.8.33.6.3.2.2.31.1.1.1">COLLATION FOR, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.11.15.2">color, <a class="indexterm" href="color.html">Color Support</a></dt><dt id="ientry-id-1.4.4.3.3.2">column, <a class="indexterm" href="tutorial-concepts.html">Concepts</a>, <a class="indexterm" href="ddl-basics.html">Table Basics</a></dt><dd><dl><dt>adding, <a class="indexterm" href="ddl-alter.html#DDL-ALTER-ADDING-A-COLUMN">Adding a Column</a></dt><dt>removing, <a class="indexterm" href="ddl-alter.html#DDL-ALTER-REMOVING-A-COLUMN">Removing a Column</a></dt><dt>renaming, <a class="indexterm" href="ddl-alter.html#DDL-ALTER-RENAMING-COLUMN">Renaming a Column</a></dt><dt>system column, <a class="indexterm" href="ddl-system-columns.html">System Columns</a></dt></dl></dd><dt id="ientry-id-1.5.4.9.10.2">column data type</dt><dd><dl><dt>changing, <a class="indexterm" href="ddl-alter.html#DDL-ALTER-COLUMN-TYPE">Changing a Column's Data Type</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.9.2">column reference, <a class="indexterm" href="sql-expressions.html#SQL-EXPRESSIONS-COLUMN-REFS">Column References</a></dt><dt id="ientry-id-1.5.8.33.8.4.2.2.1.1.1.1">col_description, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-COMMENT">Comment Information Functions</a></dt><dt id="ientry-id-1.5.3.5.12.2">comment, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-COMMENTS">Comments</a></dt><dd><dl><dt>about database objects, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-COMMENT">Comment Information Functions</a></dt><dt>in SQL, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-COMMENTS">Comments</a></dt></dl></dd><dt id="ientry-id-1.9.3.52.1">COMMENT, <a class="indexterm" href="sql-comment.html">COMMENT</a></dt><dt id="ientry-id-1.9.3.53.1">COMMIT, <a class="indexterm" href="sql-commit.html">COMMIT</a></dt><dt id="ientry-id-1.9.3.54.1">COMMIT PREPARED, <a class="indexterm" href="sql-commit-prepared.html">COMMIT PREPARED</a></dt><dt id="ientry-id-1.6.6.8.3.2.14.1.3">commit_delay configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.8.3.2.15.1.3">commit_siblings configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.7.2.2.12.1.3">commit_timestamp_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.5.6.12.3">common table expression (see <a href="#ientry-id-1.5.6.12.2">WITH</a>)</dt><dt id="ientry-id-1.5.8.8.2">comparison, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a>, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a></dt><dd><dl><dt>composite type, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt>operators, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt>row constructor, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt>subquery result row, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a></dt></dl></dd><dt id="ientry-id-1.7.3.29.2">compiling, <a class="indexterm" href="libpq-build.html">Building libpq Programs</a></dt><dd><dl><dt>libpq applications, <a class="indexterm" href="libpq-build.html">Building libpq Programs</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.21.2">composite type, <a class="indexterm" href="rowtypes.html">Composite Types</a>, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a></dt><dd><dl><dt>comparison, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt>constant, <a class="indexterm" href="rowtypes.html#ROWTYPES-CONSTRUCTING">Constructing Composite Values</a></dt><dt>constructor, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-ROW-CONSTRUCTORS">Row Constructors</a></dt></dl></dd><dt id="ientry-id-1.5.7.24.9.10.2">computed field, <a class="indexterm" href="rowtypes.html#ROWTYPES-USAGE">Using Composite Types in Queries</a></dt><dt id="ientry-id-1.6.6.12.3.2.1.1.3">compute_query_id configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-STATISTICS-MONITOR">Statistics Monitoring</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.4.1.1.1">concat, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.5.1.1.1">concat_ws, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.12.2">concurrency, <a class="indexterm" href="mvcc.html">Concurrency Control</a></dt><dt id="ientry-id-1.5.8.24.3">conditional expression, <a class="indexterm" href="functions-conditional.html">Conditional Expressions</a></dt><dt id="ientry-id-1.5.8.34.3.4">configuration</dt><dd><dl><dt>of recovery</dt><dd><dl><dt>general settings, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY">Recovery</a></dt><dt>of a standby server, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVE-RECOVERY">Archive Recovery</a></dt></dl></dd><dt>of the server, <a class="indexterm" href="runtime-config.html">Server Configuration</a></dt><dt>of the server</dt><dd><dl><dt>functions, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SET">Configuration Settings Functions</a></dt></dl></dd></dl></dd><dt id="ientry-id-1.6.4.6.3.2.1.2">configure, <a class="indexterm" href="install-make.html#CONFIGURE">Installation Procedure</a></dt><dt id="ientry-id-1.6.4.6.5.2">configure environment variables, <a class="indexterm" href="install-make.html#CONFIGURE-ENVVARS">configure Environment Variables</a></dt><dt id="ientry-id-1.6.4.6.4.2">configure options, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS">configure Options</a></dt><dt id="ientry-id-1.6.6.5.3.2.1.3">config_file configuration parameter, <a class="indexterm" href="runtime-config-file-locations.html">File Locations</a></dt><dt id="ientry-id-1.5.8.7.4.4">conjunction, <a class="indexterm" href="functions-logical.html">Logical Operators</a></dt><dt id="ientry-id-1.11.7.53.5.3.2.2.6.1.1.1">connectby, <a class="indexterm" href="tablefunc.html#TABLEFUNC-FUNCTIONS-SECT">Functions Provided</a>, <a class="indexterm" href="tablefunc.html#TABLEFUNC-FUNCTIONS-CONNECTBY">connectby</a></dt><dt id="ientry-id-1.7.3.24.2">connection service file, <a class="indexterm" href="libpq-pgservice.html">The Connection Service File</a></dt><dt id="ientry-id-1.7.3.8.3.2">conninfo, <a class="indexterm" href="libpq-connect.html#LIBPQ-CONNSTRING">Connection Strings</a></dt><dt id="ientry-id-1.5.3.5.9.2">constant, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS">Constants</a></dt><dt id="ientry-id-1.5.4.7.2">constraint, <a class="indexterm" href="ddl-constraints.html">Constraints</a></dt><dd><dl><dt>adding, <a class="indexterm" href="ddl-alter.html#DDL-ALTER-ADDING-A-CONSTRAINT">Adding a Constraint</a></dt><dt>check, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-CHECK-CONSTRAINTS">Check Constraints</a></dt><dt>exclusion, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-EXCLUSION">Exclusion Constraints</a></dt><dt>foreign key, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-FK">Foreign Keys</a></dt><dt>name, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-CHECK-CONSTRAINTS">Check Constraints</a></dt><dt>NOT NULL, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-NOT-NULL">Not-Null Constraints</a></dt><dt>primary key, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-PRIMARY-KEYS">Primary Keys</a></dt><dt>removing, <a class="indexterm" href="ddl-alter.html#DDL-ALTER-REMOVING-A-CONSTRAINT">Removing a Constraint</a></dt><dt>unique, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-UNIQUE-CONSTRAINTS">Unique Constraints</a></dt></dl></dd><dt id="ientry-id-1.5.4.14.10.2">constraint exclusion, <a class="indexterm" href="ddl-partitioning.html#DDL-PARTITIONING-CONSTRAINT-EXCLUSION">Partitioning and Constraint Exclusion</a>, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.6.6.10.5.2.2.1.4">constraint_exclusion configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.8.3.5.6">container type, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a></dt><dt id="ientry-id-1.8.8.8.7.6.2">CONTINUE</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-control-structures.html#PLPGSQL-CONTROL-STRUCTURES-LOOPS-CONTINUE">CONTINUE</a></dt></dl></dd><dt id="ientry-id-1.6.12.7.2">continuous archiving, <a class="indexterm" href="backup.html">Backup and Restore</a></dt><dd><dl><dt>in standby, <a class="indexterm" href="warm-standby.html#CONTINUOUS-ARCHIVING-IN-STANDBY">Continuous Archiving in Standby</a></dt></dl></dd><dt id="ientry-id-1.8.3.20.11.2">control file, <a class="indexterm" href="extend-extensions.html#EXTEND-EXTENSIONS-FILES">Extension Files</a></dt><dt id="ientry-id-1.5.8.11.11.2.2.1.1.1.1">convert, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.11.2.2.2.1.1.1">convert_from, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.11.2.2.3.1.1.1">convert_to, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.4.4.5.7.1">COPY, <a class="indexterm" href="tutorial-populate.html">Populating a Table With Rows</a>, <a class="indexterm" href="libpq-copy.html">Functions Associated with the COPY Command</a>, <a class="indexterm" href="sql-copy.html">COPY</a></dt><dd><dl><dt>with libpq, <a class="indexterm" href="libpq-copy.html">Functions Associated with the COPY Command</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.14.2.4.1.1.1.2">corr, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.1.1.1.1">correlation, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dd><dl><dt>in the query planner, <a class="indexterm" href="planner-stats.html#PLANNER-STATS-EXTENDED">Extended Statistics</a></dt></dl></dd><dt id="ientry-id-1.5.8.9.11.2.2.9.1.1.1">cos, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.10.1.1.1">cosd, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.14.2.2.2.1.1.1">cosh, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.11.1.1.1">cot, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.12.1.1.1">cotd, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.10.1.1.1">count, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.2.1.1.1">covariance</dt><dd><dl><dt>population, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt>sample, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.14.2.4.2.1.1.2">covar_pop, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.3.1.1.2">covar_samp, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.10.12.5">covering index, <a class="indexterm" href="indexes-index-only-scans.html">Index-Only Scans and Covering Indexes</a></dt><dt id="ientry-id-1.6.6.10.3.4.4.1.3">cpu_index_tuple_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.6.6.10.3.4.5.1.3">cpu_operator_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.6.6.10.3.4.3.1.3">cpu_tuple_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.2.1.1.1">crc32, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.3.1.1.1">crc32c, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.9.3.56.1">CREATE ACCESS METHOD, <a class="indexterm" href="sql-create-access-method.html">CREATE ACCESS METHOD</a></dt><dt id="ientry-id-1.9.3.57.1">CREATE AGGREGATE, <a class="indexterm" href="sql-createaggregate.html">CREATE AGGREGATE</a></dt><dt id="ientry-id-1.9.3.58.1">CREATE CAST, <a class="indexterm" href="sql-createcast.html">CREATE CAST</a></dt><dt id="ientry-id-1.9.3.59.1">CREATE COLLATION, <a class="indexterm" href="sql-createcollation.html">CREATE COLLATION</a></dt><dt id="ientry-id-1.9.3.60.1">CREATE CONVERSION, <a class="indexterm" href="sql-createconversion.html">CREATE CONVERSION</a></dt><dt id="ientry-id-1.6.9.5.2">CREATE DATABASE, <a class="indexterm" href="manage-ag-createdb.html">Creating a Database</a>, <a class="indexterm" href="sql-createdatabase.html">CREATE DATABASE</a></dt><dt id="ientry-id-1.9.3.62.1">CREATE DOMAIN, <a class="indexterm" href="sql-createdomain.html">CREATE DOMAIN</a></dt><dt id="ientry-id-1.9.3.63.1">CREATE EVENT TRIGGER, <a class="indexterm" href="sql-createeventtrigger.html">CREATE EVENT TRIGGER</a></dt><dt id="ientry-id-1.9.3.64.1">CREATE EXTENSION, <a class="indexterm" href="sql-createextension.html">CREATE EXTENSION</a></dt><dt id="ientry-id-1.9.3.65.1">CREATE FOREIGN DATA WRAPPER, <a class="indexterm" href="sql-createforeigndatawrapper.html">CREATE FOREIGN DATA WRAPPER</a></dt><dt id="ientry-id-1.9.3.66.1">CREATE FOREIGN TABLE, <a class="indexterm" href="sql-createforeigntable.html">CREATE FOREIGN TABLE</a></dt><dt id="ientry-id-1.9.3.67.1">CREATE FUNCTION, <a class="indexterm" href="sql-createfunction.html">CREATE FUNCTION</a></dt><dt id="ientry-id-1.9.3.68.1">CREATE GROUP, <a class="indexterm" href="sql-creategroup.html">CREATE GROUP</a></dt><dt id="ientry-id-1.9.3.69.1">CREATE INDEX, <a class="indexterm" href="sql-createindex.html">CREATE INDEX</a></dt><dt id="ientry-id-1.9.3.70.1">CREATE LANGUAGE, <a class="indexterm" href="sql-createlanguage.html">CREATE LANGUAGE</a></dt><dt id="ientry-id-1.9.3.71.1">CREATE MATERIALIZED VIEW, <a class="indexterm" href="sql-creatematerializedview.html">CREATE MATERIALIZED VIEW</a></dt><dt id="ientry-id-1.9.3.72.1">CREATE OPERATOR, <a class="indexterm" href="sql-createoperator.html">CREATE OPERATOR</a></dt><dt id="ientry-id-1.9.3.73.1">CREATE OPERATOR CLASS, <a class="indexterm" href="sql-createopclass.html">CREATE OPERATOR CLASS</a></dt><dt id="ientry-id-1.9.3.74.1">CREATE OPERATOR FAMILY, <a class="indexterm" href="sql-createopfamily.html">CREATE OPERATOR FAMILY</a></dt><dt id="ientry-id-1.9.3.75.1">CREATE POLICY, <a class="indexterm" href="sql-createpolicy.html">CREATE POLICY</a></dt><dt id="ientry-id-1.9.3.76.1">CREATE PROCEDURE, <a class="indexterm" href="sql-createprocedure.html">CREATE PROCEDURE</a></dt><dt id="ientry-id-1.9.3.77.1">CREATE PUBLICATION, <a class="indexterm" href="sql-createpublication.html">CREATE PUBLICATION</a></dt><dt id="ientry-id-1.6.8.5.4">CREATE ROLE, <a class="indexterm" href="database-roles.html">Database Roles</a>, <a class="indexterm" href="sql-createrole.html">CREATE ROLE</a></dt><dt id="ientry-id-1.9.3.79.1">CREATE RULE, <a class="indexterm" href="sql-createrule.html">CREATE RULE</a></dt><dt id="ientry-id-1.9.3.80.1">CREATE SCHEMA, <a class="indexterm" href="sql-createschema.html">CREATE SCHEMA</a></dt><dt id="ientry-id-1.9.3.81.1">CREATE SEQUENCE, <a class="indexterm" href="sql-createsequence.html">CREATE SEQUENCE</a></dt><dt id="ientry-id-1.9.3.82.1">CREATE SERVER, <a class="indexterm" href="sql-createserver.html">CREATE SERVER</a></dt><dt id="ientry-id-1.9.3.83.1">CREATE STATISTICS, <a class="indexterm" href="sql-createstatistics.html">CREATE STATISTICS</a></dt><dt id="ientry-id-1.9.3.84.1">CREATE SUBSCRIPTION, <a class="indexterm" href="sql-createsubscription.html">CREATE SUBSCRIPTION</a></dt><dt id="ientry-id-1.4.4.4.2">CREATE TABLE, <a class="indexterm" href="tutorial-table.html">Creating a New Table</a>, <a class="indexterm" href="sql-createtable.html">CREATE TABLE</a></dt><dt id="ientry-id-1.9.3.86.1">CREATE TABLE AS, <a class="indexterm" href="sql-createtableas.html">CREATE TABLE AS</a></dt><dt id="ientry-id-1.6.9.9.7.2">CREATE TABLESPACE, <a class="indexterm" href="manage-ag-tablespaces.html">Tablespaces</a>, <a class="indexterm" href="sql-createtablespace.html">CREATE TABLESPACE</a></dt><dt id="ientry-id-1.9.3.88.1">CREATE TEXT SEARCH CONFIGURATION, <a class="indexterm" href="sql-createtsconfig.html">CREATE TEXT SEARCH CONFIGURATION</a></dt><dt id="ientry-id-1.9.3.89.1">CREATE TEXT SEARCH DICTIONARY, <a class="indexterm" href="sql-createtsdictionary.html">CREATE TEXT SEARCH DICTIONARY</a></dt><dt id="ientry-id-1.9.3.90.1">CREATE TEXT SEARCH PARSER, <a class="indexterm" href="sql-createtsparser.html">CREATE TEXT SEARCH PARSER</a></dt><dt id="ientry-id-1.9.3.91.1">CREATE TEXT SEARCH TEMPLATE, <a class="indexterm" href="sql-createtstemplate.html">CREATE TEXT SEARCH TEMPLATE</a></dt><dt id="ientry-id-1.9.3.92.1">CREATE TRANSFORM, <a class="indexterm" href="sql-createtransform.html">CREATE TRANSFORM</a></dt><dt id="ientry-id-1.9.3.93.1">CREATE TRIGGER, <a class="indexterm" href="sql-createtrigger.html">CREATE TRIGGER</a></dt><dt id="ientry-id-1.9.3.94.1">CREATE TYPE, <a class="indexterm" href="sql-createtype.html">CREATE TYPE</a></dt><dt id="ientry-id-1.9.3.95.1">CREATE USER, <a class="indexterm" href="sql-createuser.html">CREATE USER</a></dt><dt id="ientry-id-1.9.3.96.1">CREATE USER MAPPING, <a class="indexterm" href="sql-createusermapping.html">CREATE USER MAPPING</a></dt><dt id="ientry-id-1.9.3.97.1">CREATE VIEW, <a class="indexterm" href="sql-createview.html">CREATE VIEW</a></dt><dt id="ientry-id-1.4.3.4.3">createdb, <a class="indexterm" href="tutorial-createdb.html">Creating a Database</a>, <a class="indexterm" href="manage-ag-createdb.html">Creating a Database</a>, <a class="indexterm" href="app-createdb.html">createdb</a></dt><dt id="ientry-id-1.6.6.14.2.2.25.1.3">createrole_self_grant</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></dd><dt id="ientry-id-1.9.3.67.10.3">createrole_self_grant configuration parameter</dt><dd><dl><dt>use in securing functions, <a class="indexterm" href="sql-createfunction.html#SQL-CREATEFUNCTION-SECURITY">Writing SECURITY DEFINER Functions Safely</a></dt></dl></dd><dt id="ientry-id-1.6.8.5.7">createuser, <a class="indexterm" href="database-roles.html">Database Roles</a>, <a class="indexterm" href="app-createuser.html">createuser</a></dt><dt id="ientry-id-1.10.6.9.7.1.4.1.8">CREATE_REPLICATION_SLOT, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.6.4.6.4.7.2.3.2.2">cross compilation, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-BUILD-PROCESS">Build Process Details</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-BUILD-PROCESS">Build Process Details</a></dt><dt id="ientry-id-1.5.6.6.5.6.4.2.1.2">cross join, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt id="ientry-id-1.11.7.53.5.5.2">crosstab, <a class="indexterm" href="tablefunc.html#TABLEFUNC-FUNCTIONS-CROSSTAB-TEXT">crosstab(text)</a>, <a class="indexterm" href="tablefunc.html#TABLEFUNC-FUNCTIONS-CROSSTAB-N-TEXT">crosstabN(text)</a>, <a class="indexterm" href="tablefunc.html#TABLEFUNC-FUNCTIONS-CROSSTAB-TEXT-2">crosstab(text, text)</a></dt><dt id="ientry-id-1.11.7.36.8.7.2">crypt, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PASSWORD-HASHING-FUNCS-CRYPT">crypt()</a></dt><dt id="ientry-id-1.5.7.29.24">cstring, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.9.4.21.8.4.11.1.81.2.3.1.8.2.4.2">CSV (Comma-Separated Values) format</dt><dd><dl><dt>in psql, <a class="indexterm" href="app-psql.html#APP-PSQL-META-COMMANDS">Meta-Commands</a></dt></dl></dd><dt id="ientry-id-1.5.4.8.4.6.2.1">ctid, <a class="indexterm" href="ddl-system-columns.html">System Columns</a></dt><dt id="ientry-id-1.8.6.7.7.5.4">CTID, <a class="indexterm" href="rules-views.html#RULES-VIEWS-NON-SELECT">View Rules in Non-SELECT Statements</a></dt><dt id="ientry-id-1.5.6.6.8.3">CUBE, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUPING-SETS">GROUPING SETS, CUBE, and ROLLUP</a></dt><dt id="ientry-id-1.11.7.20.2">cube (extension), <a class="indexterm" href="cube.html">cube — a multi-dimensional cube data type</a></dt><dt id="ientry-id-1.5.8.27.21.2.4.4.1.1.1">cume_dist, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dd><dl><dt>hypothetical, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.33.3.4.2.2.1.1.1.1">current_catalog, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.1.1.2.1">current_database, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.4.1.1.1">current_date, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.14.1.1.3">current_logfiles</dt><dd><dl><dt>and the log_destination configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt>and the pg_current_logfile function, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.33.3.4.2.2.2.1.1.1">current_query, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.3.1.1.1">current_role, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.4.1.1.1">current_schema, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.5.1.1.1">current_schemas, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.34.3.6.2.2.1.1.1.1">current_setting, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SET">Configuration Settings Functions</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.5.1.1.1">current_time, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.7.1.1.1">current_timestamp, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.6.1.1.1">current_user, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.23.4.2.2.3.1.1.1">currval, <a class="indexterm" href="functions-sequence.html">Sequence Manipulation Functions</a></dt><dt id="ientry-id-1.8.8.9.2">cursor, <a class="indexterm" href="plpgsql-cursors.html">Cursors</a>, <a class="indexterm" href="sql-close.html">CLOSE</a>, <a class="indexterm" href="sql-declare.html">DECLARE</a>, <a class="indexterm" href="sql-explain.html">EXPLAIN</a>, <a class="indexterm" href="sql-fetch.html">FETCH</a>, <a class="indexterm" href="sql-move.html">MOVE</a></dt><dd><dl><dt>CLOSE, <a class="indexterm" href="sql-close.html">CLOSE</a></dt><dt>DECLARE, <a class="indexterm" href="sql-declare.html">DECLARE</a></dt><dt>FETCH, <a class="indexterm" href="sql-fetch.html">FETCH</a></dt><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-cursors.html">Cursors</a></dt><dt>MOVE, <a class="indexterm" href="sql-move.html">MOVE</a></dt><dt>showing the query plan, <a class="indexterm" href="sql-explain.html">EXPLAIN</a></dt></dl></dd><dt id="ientry-id-1.6.6.10.5.2.3.1.3">cursor_tuple_fraction configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.10.12.2">custom scan provider, <a class="indexterm" href="custom-scan.html">Writing a Custom Scan Provider</a></dt><dd><dl><dt>handler for, <a class="indexterm" href="custom-scan.html">Writing a Custom Scan Provider</a></dt></dl></dd><dt id="ientry-id-1.6.4.10.4.2">Cygwin, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-CYGWIN">Cygwin</a></dt><dd><dl><dt>installation on, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-CYGWIN">Cygwin</a></dt></dl></dd></dl></div><div class="indexdiv" id="indexdiv-D"><h3>D</h3><dl><dt id="ientry-id-1.11.7.26.7.3">daitch_mokotoff, <a class="indexterm" href="fuzzystrmatch.html#FUZZYSTRMATCH-DAITCH-MOKOTOFF">Daitch-Mokotoff Soundex</a></dt><dt id="ientry-id-1.6.5.5.3">data area (see <a href="#ientry-id-1.4.4.3.4.1">database cluster</a>)</dt><dt id="ientry-id-1.6.13.7">data partitioning, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.5.3.5.9.10.2">data type, <a class="indexterm" href="datatype.html">Data Types</a>, <a class="indexterm" href="datatype-numeric.html">Numeric Types</a>, <a class="indexterm" href="datatype-enum.html">Enumerated Types</a>, <a class="indexterm" href="domains.html">Domain Types</a>, <a class="indexterm" href="typeconv.html">Type Conversion</a>, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a>, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a>, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a>, <a class="indexterm" href="extend-type-system.html#EXTEND-TYPES-POLYMORPHIC">Polymorphic Types</a>, <a class="indexterm" href="xfunc-c.html#XFUNC-C-BASETYPE">Base Types in C-Language Functions</a>, <a class="indexterm" href="xtypes.html">User-Defined Types</a></dt><dd><dl><dt>base, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a></dt><dt>category, <a class="indexterm" href="typeconv-overview.html">Overview</a></dt><dt>composite, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a></dt><dt>constant, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS-GENERIC">Constants of Other Types</a></dt><dt>container, <a class="indexterm" href="extend-type-system.html">The PostgreSQL Type System</a></dt><dt>conversion, <a class="indexterm" href="typeconv.html">Type Conversion</a></dt><dt>domain, <a class="indexterm" href="domains.html">Domain Types</a></dt><dt>enumerated (enum), <a class="indexterm" href="datatype-enum.html">Enumerated Types</a></dt><dt>internal organization, <a class="indexterm" href="xfunc-c.html#XFUNC-C-BASETYPE">Base Types in C-Language Functions</a></dt><dt>numeric, <a class="indexterm" href="datatype-numeric.html">Numeric Types</a></dt><dt>polymorphic, <a class="indexterm" href="extend-type-system.html#EXTEND-TYPES-POLYMORPHIC">Polymorphic Types</a></dt><dt>type cast, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-TYPE-CASTS">Type Casts</a></dt><dt>user-defined, <a class="indexterm" href="xtypes.html">User-Defined Types</a></dt></dl></dd><dt id="ientry-id-1.4.3.4.2">database, <a class="indexterm" href="tutorial-createdb.html">Creating a Database</a>, <a class="indexterm" href="managing-databases.html">Managing Databases</a></dt><dd><dl><dt>creating, <a class="indexterm" href="tutorial-createdb.html">Creating a Database</a></dt><dt>privilege to create, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt></dl></dd><dt id="ientry-id-1.6.14.3">database activity, <a class="indexterm" href="monitoring.html">Monitoring Database Activity</a></dt><dd><dl><dt>monitoring, <a class="indexterm" href="monitoring.html">Monitoring Database Activity</a></dt></dl></dd><dt id="ientry-id-1.4.4.3.4.1">database cluster, <a class="indexterm" href="tutorial-concepts.html">Concepts</a>, <a class="indexterm" href="creating-cluster.html">Creating a Database Cluster</a></dt><dt id="ientry-id-1.6.6.18.3.2.1.3">data_checksums configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.5.3.1.1.3">data_directory configuration parameter, <a class="indexterm" href="runtime-config-file-locations.html">File Locations</a></dt><dt id="ientry-id-1.6.6.18.3.3.1.3">data_directory_mode configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.17.2.3.1.3">data_sync_retry configuration parameter, <a class="indexterm" href="runtime-config-error-handling.html">Error Handling</a></dt><dt id="ientry-id-1.5.7.13.2">date, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a>, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-INPUT-DATES">Dates</a></dt><dd><dl><dt>constants, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-SPECIAL-VALUES">Special Values</a></dt><dt>current, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-CURRENT">Current Date/Time</a></dt><dt>output format, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-OUTPUT">Date/Time Output</a></dt><dd><dl><dt>(see also <a href="#ientry-id-1.5.8.14.2">formatting</a>)</dt></dl></dd></dl></dd><dt id="ientry-id-1.6.6.14.3.2.1.1.3">DateStyle configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.9.1.1.1">date_add, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.15.2">date_bin, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-BIN">date_bin</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.11.1.1.1">date_part, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a>, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-EXTRACT">EXTRACT, date_part</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.13.1.1.1">date_subtract, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.14.1.1.1">date_trunc, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a>, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-TRUNC">date_trunc</a></dt><dt id="ientry-id-1.11.7.21.2">dblink, <a class="indexterm" href="dblink.html">dblink — connect to other PostgreSQL databases</a>, <a class="indexterm" href="contrib-dblink-function.html">dblink</a></dt><dt id="ientry-id-1.11.7.21.24.1">dblink_build_sql_delete, <a class="indexterm" href="contrib-dblink-build-sql-delete.html">dblink_build_sql_delete</a></dt><dt id="ientry-id-1.11.7.21.23.1">dblink_build_sql_insert, <a class="indexterm" href="contrib-dblink-build-sql-insert.html">dblink_build_sql_insert</a></dt><dt id="ientry-id-1.11.7.21.25.1">dblink_build_sql_update, <a class="indexterm" href="contrib-dblink-build-sql-update.html">dblink_build_sql_update</a></dt><dt id="ientry-id-1.11.7.21.21.1">dblink_cancel_query, <a class="indexterm" href="contrib-dblink-cancel-query.html">dblink_cancel_query</a></dt><dt id="ientry-id-1.11.7.21.14.1">dblink_close, <a class="indexterm" href="contrib-dblink-close.html">dblink_close</a></dt><dt id="ientry-id-1.11.7.21.7.1">dblink_connect, <a class="indexterm" href="contrib-dblink-connect.html">dblink_connect</a></dt><dt id="ientry-id-1.11.7.21.8.1">dblink_connect_u, <a class="indexterm" href="contrib-dblink-connect-u.html">dblink_connect_u</a></dt><dt id="ientry-id-1.11.7.21.9.1">dblink_disconnect, <a class="indexterm" href="contrib-dblink-disconnect.html">dblink_disconnect</a></dt><dt id="ientry-id-1.11.7.21.16.1">dblink_error_message, <a class="indexterm" href="contrib-dblink-error-message.html">dblink_error_message</a></dt><dt id="ientry-id-1.11.7.21.11.1">dblink_exec, <a class="indexterm" href="contrib-dblink-exec.html">dblink_exec</a></dt><dt id="ientry-id-1.11.7.21.13.1">dblink_fetch, <a class="indexterm" href="contrib-dblink-fetch.html">dblink_fetch</a></dt><dt id="ientry-id-1.11.7.21.15.1">dblink_get_connections, <a class="indexterm" href="contrib-dblink-get-connections.html">dblink_get_connections</a></dt><dt id="ientry-id-1.11.7.21.19.1">dblink_get_notify, <a class="indexterm" href="contrib-dblink-get-notify.html">dblink_get_notify</a></dt><dt id="ientry-id-1.11.7.21.22.1">dblink_get_pkey, <a class="indexterm" href="contrib-dblink-get-pkey.html">dblink_get_pkey</a></dt><dt id="ientry-id-1.11.7.21.20.1">dblink_get_result, <a class="indexterm" href="contrib-dblink-get-result.html">dblink_get_result</a></dt><dt id="ientry-id-1.11.7.21.18.1">dblink_is_busy, <a class="indexterm" href="contrib-dblink-is-busy.html">dblink_is_busy</a></dt><dt id="ientry-id-1.11.7.21.12.1">dblink_open, <a class="indexterm" href="contrib-dblink-open.html">dblink_open</a></dt><dt id="ientry-id-1.11.7.21.17.1">dblink_send_query, <a class="indexterm" href="contrib-dblink-send-query.html">dblink_send_query</a></dt><dt id="ientry-id-1.5.12.6.8.2">deadlock, <a class="indexterm" href="explicit-locking.html#LOCKING-DEADLOCKS">Deadlocks</a></dt><dd><dl><dt>timeout during, <a class="indexterm" href="runtime-config-locks.html">Lock Management</a></dt></dl></dd><dt id="ientry-id-1.6.6.15.2.1.1.5">deadlock_timeout configuration parameter, <a class="indexterm" href="runtime-config-locks.html">Lock Management</a></dt><dt id="ientry-id-1.9.3.98.1">DEALLOCATE, <a class="indexterm" href="sql-deallocate.html">DEALLOCATE</a></dt><dt id="ientry-id-1.11.7.36.9.16.3">dearmor, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-ARMOR">armor(), dearmor()</a></dt><dt id="ientry-id-1.6.6.18.3.4.1.3">debug_assertions configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.20.3.4.1.3">debug_copy_parse_plan_trees configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.20.1.3">debug_deadlocks configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.5.1.3">debug_discard_caches configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.6.1.3">debug_io_direct configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.35.1.3">debug_logical_replication_streaming configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.7.1.3">debug_parallel_query configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.11.5.3.3.1.3">debug_pretty_print configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.2.1.3">debug_print_parse configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.2.3.3">debug_print_plan configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.2.2.3">debug_print_rewritten configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.20.3.8.1.3">debug_raw_expression_coverage_test configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.9.1.3">debug_write_read_parse_plan_trees configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.5.7.9.7.4">decimal (see <a href="#ientry-id-1.5.3.5.9.9.8.3">numeric</a>)</dt><dt id="ientry-id-1.9.3.99.1">DECLARE, <a class="indexterm" href="sql-declare.html">DECLARE</a></dt><dt id="ientry-FUNCTION-DECODE">decode, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.8.10.11.3.2.5.1.2">decode_bytea</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.11.7.36.10.6">decrypt, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-RAW-ENC-FUNCS">Raw Encryption Functions</a></dt><dt id="ientry-id-1.11.7.36.10.8">decrypt_iv, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-RAW-ENC-FUNCS">Raw Encryption Functions</a></dt><dt id="ientry-id-1.9.3.69.6.3.6.1.1.3">deduplicate_items storage parameter, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-STORAGE-PARAMETERS">Index Storage Parameters</a></dt><dt id="ientry-id-1.5.4.4.2">default value, <a class="indexterm" href="ddl-default.html">Default Values</a></dt><dd><dl><dt>changing, <a class="indexterm" href="ddl-alter.html#DDL-ALTER-COLUMN-DEFAULT">Changing a Column's Default Value</a></dt></dl></dd><dt id="ientry-id-1.11.16.4.2">default-roles, <a class="indexterm" href="default-roles.html">Default Roles Renamed to Predefined Roles</a></dt><dt id="ientry-id-1.6.6.10.5.2.1.1.3">default_statistics_target configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.6.6.14.2.2.5.1.3">default_tablespace configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.2.2.4.1.3">default_table_access_method configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.3.2.12.1.3">default_text_search_config configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.6.14.2.2.6.1.3">default_toast_compression configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.2.2.11.1.4">default_transaction_deferrable configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.2.2.9.1.4">default_transaction_isolation configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.2.2.10.1.4">default_transaction_read_only configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.2.2.11.1.3">deferrable transaction, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dd><dl><dt>setting, <a class="indexterm" href="sql-set-transaction.html">SET TRANSACTION</a></dt><dt>setting default, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></dd><dt id="ientry-id-1.11.7.27.6.4.2.2.18.1.1.1">defined, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.5.1.1.1">degrees, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.18.6">delay, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-DELAY">Delaying Execution</a></dt><dt id="ientry-id-1.4.4.10.2">DELETE, <a class="indexterm" href="tutorial-delete.html">Deletions</a>, <a class="indexterm" href="dml-delete.html">Deleting Data</a>, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a>, <a class="indexterm" href="sql-delete.html">DELETE</a></dt><dd><dl><dt>RETURNING, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a></dt></dl></dd><dt id="ientry-id-1.11.7.27.6.4.2.2.19.1.1.1">delete, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.5.5.5.2">deleting, <a class="indexterm" href="dml-delete.html">Deleting Data</a></dt><dt id="ientry-id-1.5.8.27.21.2.4.2.1.1.1">dense_rank, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dd><dl><dt>hypothetical, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.17.6.2.2.3.1.1.1">diagonal, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.5.8.17.6.2.2.4.1.1.1">diameter, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.11.7.22.2">dict_int, <a class="indexterm" href="dict-int.html">dict_int —
55 example full-text search dictionary for integers</a></dt><dt id="ientry-id-1.11.7.23.2">dict_xsyn, <a class="indexterm" href="dict-xsyn.html">dict_xsyn — example synonym full-text search dictionary</a></dt><dt id="ientry-id-1.11.7.26.6.5">difference, <a class="indexterm" href="fuzzystrmatch.html#FUZZYSTRMATCH-SOUNDEX">Soundex</a></dt><dt id="ientry-id-1.11.7.36.7.2.2">digest, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-GENERAL-HASHING-FUNCS-DIGEST">digest()</a></dt><dt id="ientry-id-1.5.12.5.4.1.1.1.1">dirty read, <a class="indexterm" href="transaction-iso.html">Transaction Isolation</a></dt><dt id="ientry-id-1.9.3.101.1">DISCARD, <a class="indexterm" href="sql-discard.html">DISCARD</a></dt><dt id="ientry-id-1.5.8.7.4.5">disjunction, <a class="indexterm" href="functions-logical.html">Logical Operators</a></dt><dt id="ientry-id-1.6.15.8.7.2">disk drive, <a class="indexterm" href="wal-internals.html">WAL Internals</a></dt><dt id="ientry-id-1.6.11.10.5.2">disk space, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-SPACE-RECOVERY">Recovering Disk Space</a></dt><dt id="ientry-id-1.6.14.11.3.2">disk usage, <a class="indexterm" href="diskusage.html#DISK-USAGE">Determining Disk Usage</a></dt><dt id="ientry-id-1.4.4.6.6.1">DISTINCT, <a class="indexterm" href="tutorial-select.html">Querying a Table</a>, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUPING-SETS">GROUPING SETS, CUBE, and ROLLUP</a>, <a class="indexterm" href="queries-select-lists.html#QUERIES-DISTINCT">DISTINCT</a></dt><dd><dl><dt>GROUP BY DISTINCT, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUPING-SETS">GROUPING SETS, CUBE, and ROLLUP</a></dt><dt>SELECT DISTINCT, <a class="indexterm" href="queries-select-lists.html#QUERIES-DISTINCT">DISTINCT</a></dt></dl></dd><dt id="ientry-id-1.5.8.9.6.2.2.6.1.1.1">div, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.11.7.26.10.3">dmetaphone, <a class="indexterm" href="fuzzystrmatch.html#FUZZYSTRMATCH-DOUBLE-METAPHONE">Double Metaphone</a></dt><dt id="ientry-id-1.11.7.26.10.4">dmetaphone_alt, <a class="indexterm" href="fuzzystrmatch.html#FUZZYSTRMATCH-DOUBLE-METAPHONE">Double Metaphone</a></dt><dt id="ientry-id-1.9.3.102.1">DO, <a class="indexterm" href="sql-do.html">DO</a></dt><dt id="ientry-id-1.5.11.4.10.2">document, <a class="indexterm" href="textsearch-intro.html#TEXTSEARCH-DOCUMENT">What Is a Document?</a></dt><dd><dl><dt>text search, <a class="indexterm" href="textsearch-intro.html#TEXTSEARCH-DOCUMENT">What Is a Document?</a></dt></dl></dd><dt id="ientry-id-1.5.3.5.9.7.2">dollar quoting, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-DOLLAR-QUOTING">Dollar-Quoted String Constants</a></dt><dt id="ientry-id-1.5.7.26.2">domain, <a class="indexterm" href="domains.html">Domain Types</a></dt><dt id="ientry-id-1.5.7.9.8.3">double precision, <a class="indexterm" href="datatype-numeric.html#DATATYPE-FLOAT">Floating-Point Types</a></dt><dt id="ientry-id-1.9.3.103.1">DROP ACCESS METHOD, <a class="indexterm" href="sql-drop-access-method.html">DROP ACCESS METHOD</a></dt><dt id="ientry-id-1.9.3.104.1">DROP AGGREGATE, <a class="indexterm" href="sql-dropaggregate.html">DROP AGGREGATE</a></dt><dt id="ientry-id-1.9.3.105.1">DROP CAST, <a class="indexterm" href="sql-dropcast.html">DROP CAST</a></dt><dt id="ientry-id-1.9.3.106.1">DROP COLLATION, <a class="indexterm" href="sql-dropcollation.html">DROP COLLATION</a></dt><dt id="ientry-id-1.9.3.107.1">DROP CONVERSION, <a class="indexterm" href="sql-dropconversion.html">DROP CONVERSION</a></dt><dt id="ientry-id-1.6.9.8.2.2">DROP DATABASE, <a class="indexterm" href="manage-ag-dropdb.html">Destroying a Database</a>, <a class="indexterm" href="sql-dropdatabase.html">DROP DATABASE</a></dt><dt id="ientry-id-1.9.3.109.1">DROP DOMAIN, <a class="indexterm" href="sql-dropdomain.html">DROP DOMAIN</a></dt><dt id="ientry-id-1.9.3.110.1">DROP EVENT TRIGGER, <a class="indexterm" href="sql-dropeventtrigger.html">DROP EVENT TRIGGER</a></dt><dt id="ientry-id-1.9.3.111.1">DROP EXTENSION, <a class="indexterm" href="sql-dropextension.html">DROP EXTENSION</a></dt><dt id="ientry-id-1.9.3.112.1">DROP FOREIGN DATA WRAPPER, <a class="indexterm" href="sql-dropforeigndatawrapper.html">DROP FOREIGN DATA WRAPPER</a></dt><dt id="ientry-id-1.9.3.113.1">DROP FOREIGN TABLE, <a class="indexterm" href="sql-dropforeigntable.html">DROP FOREIGN TABLE</a></dt><dt id="ientry-id-1.9.3.114.1">DROP FUNCTION, <a class="indexterm" href="sql-dropfunction.html">DROP FUNCTION</a></dt><dt id="ientry-id-1.9.3.115.1">DROP GROUP, <a class="indexterm" href="sql-dropgroup.html">DROP GROUP</a></dt><dt id="ientry-id-1.9.3.116.1">DROP INDEX, <a class="indexterm" href="sql-dropindex.html">DROP INDEX</a></dt><dt id="ientry-id-1.9.3.117.1">DROP LANGUAGE, <a class="indexterm" href="sql-droplanguage.html">DROP LANGUAGE</a></dt><dt id="ientry-id-1.9.3.118.1">DROP MATERIALIZED VIEW, <a class="indexterm" href="sql-dropmaterializedview.html">DROP MATERIALIZED VIEW</a></dt><dt id="ientry-id-1.9.3.119.1">DROP OPERATOR, <a class="indexterm" href="sql-dropoperator.html">DROP OPERATOR</a></dt><dt id="ientry-id-1.9.3.120.1">DROP OPERATOR CLASS, <a class="indexterm" href="sql-dropopclass.html">DROP OPERATOR CLASS</a></dt><dt id="ientry-id-1.9.3.121.1">DROP OPERATOR FAMILY, <a class="indexterm" href="sql-dropopfamily.html">DROP OPERATOR FAMILY</a></dt><dt id="ientry-id-1.9.3.122.1">DROP OWNED, <a class="indexterm" href="sql-drop-owned.html">DROP OWNED</a></dt><dt id="ientry-id-1.9.3.123.1">DROP POLICY, <a class="indexterm" href="sql-droppolicy.html">DROP POLICY</a></dt><dt id="ientry-id-1.9.3.124.1">DROP PROCEDURE, <a class="indexterm" href="sql-dropprocedure.html">DROP PROCEDURE</a></dt><dt id="ientry-id-1.9.3.125.1">DROP PUBLICATION, <a class="indexterm" href="sql-droppublication.html">DROP PUBLICATION</a></dt><dt id="ientry-id-1.6.8.5.5">DROP ROLE, <a class="indexterm" href="database-roles.html">Database Roles</a>, <a class="indexterm" href="sql-droprole.html">DROP ROLE</a></dt><dt id="ientry-id-1.9.3.127.1">DROP ROUTINE, <a class="indexterm" href="sql-droproutine.html">DROP ROUTINE</a></dt><dt id="ientry-id-1.9.3.128.1">DROP RULE, <a class="indexterm" href="sql-droprule.html">DROP RULE</a></dt><dt id="ientry-id-1.9.3.129.1">DROP SCHEMA, <a class="indexterm" href="sql-dropschema.html">DROP SCHEMA</a></dt><dt id="ientry-id-1.9.3.130.1">DROP SEQUENCE, <a class="indexterm" href="sql-dropsequence.html">DROP SEQUENCE</a></dt><dt id="ientry-id-1.9.3.131.1">DROP SERVER, <a class="indexterm" href="sql-dropserver.html">DROP SERVER</a></dt><dt id="ientry-id-1.9.3.132.1">DROP STATISTICS, <a class="indexterm" href="sql-dropstatistics.html">DROP STATISTICS</a></dt><dt id="ientry-id-1.9.3.133.1">DROP SUBSCRIPTION, <a class="indexterm" href="sql-dropsubscription.html">DROP SUBSCRIPTION</a></dt><dt id="ientry-id-1.4.4.4.8.1">DROP TABLE, <a class="indexterm" href="tutorial-table.html">Creating a New Table</a>, <a class="indexterm" href="sql-droptable.html">DROP TABLE</a></dt><dt id="ientry-id-1.9.3.135.1">DROP TABLESPACE, <a class="indexterm" href="sql-droptablespace.html">DROP TABLESPACE</a></dt><dt id="ientry-id-1.9.3.136.1">DROP TEXT SEARCH CONFIGURATION, <a class="indexterm" href="sql-droptsconfig.html">DROP TEXT SEARCH CONFIGURATION</a></dt><dt id="ientry-id-1.9.3.137.1">DROP TEXT SEARCH DICTIONARY, <a class="indexterm" href="sql-droptsdictionary.html">DROP TEXT SEARCH DICTIONARY</a></dt><dt id="ientry-id-1.9.3.138.1">DROP TEXT SEARCH PARSER, <a class="indexterm" href="sql-droptsparser.html">DROP TEXT SEARCH PARSER</a></dt><dt id="ientry-id-1.9.3.139.1">DROP TEXT SEARCH TEMPLATE, <a class="indexterm" href="sql-droptstemplate.html">DROP TEXT SEARCH TEMPLATE</a></dt><dt id="ientry-id-1.9.3.140.1">DROP TRANSFORM, <a class="indexterm" href="sql-droptransform.html">DROP TRANSFORM</a></dt><dt id="ientry-id-1.9.3.141.1">DROP TRIGGER, <a class="indexterm" href="sql-droptrigger.html">DROP TRIGGER</a></dt><dt id="ientry-id-1.9.3.142.1">DROP TYPE, <a class="indexterm" href="sql-droptype.html">DROP TYPE</a></dt><dt id="ientry-id-1.9.3.143.1">DROP USER, <a class="indexterm" href="sql-dropuser.html">DROP USER</a></dt><dt id="ientry-id-1.9.3.144.1">DROP USER MAPPING, <a class="indexterm" href="sql-dropusermapping.html">DROP USER MAPPING</a></dt><dt id="ientry-id-1.9.3.145.1">DROP VIEW, <a class="indexterm" href="sql-dropview.html">DROP VIEW</a></dt><dt id="ientry-id-1.6.9.8.4.2">dropdb, <a class="indexterm" href="manage-ag-dropdb.html">Destroying a Database</a>, <a class="indexterm" href="app-dropdb.html">dropdb</a></dt><dt id="ientry-id-1.6.8.5.8">dropuser, <a class="indexterm" href="database-roles.html">Database Roles</a>, <a class="indexterm" href="app-dropuser.html">dropuser</a></dt><dt id="ientry-id-1.10.6.9.7.1.10.1.4">DROP_REPLICATION_SLOT, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.5.7.21.6.3.2">DTD, <a class="indexterm" href="datatype-xml.html#DATATYPE-XML-CREATING">Creating XML Values</a></dt><dt id="ientry-id-1.6.4.6.4.9.4.7.2.1.1">DTrace, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-DEVEL">Developer Options</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-DEVEL">Developer Options</a>, <a class="indexterm" href="dynamic-trace.html">Dynamic Tracing</a></dt><dt id="ientry-id-1.4.4.6.6.2">duplicate, <a class="indexterm" href="tutorial-select.html">Querying a Table</a></dt><dt id="ientry-id-1.5.6.7.6.4">duplicates, <a class="indexterm" href="queries-select-lists.html#QUERIES-DISTINCT">DISTINCT</a></dt><dt id="ientry-id-1.6.6.14.5.2.1.1.4">dynamic loading, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-OTHER">Other Defaults</a>, <a class="indexterm" href="xfunc-c.html#XFUNC-C-DYNLOAD">Dynamic Loading</a></dt><dt id="ientry-id-1.8.3.13.5.4.2.3.1.2">dynamic_library_path, <a class="indexterm" href="xfunc-c.html#XFUNC-C-DYNLOAD">Dynamic Loading</a></dt><dt id="ientry-id-1.6.6.14.5.2.1.1.3">dynamic_library_path configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-OTHER">Other Defaults</a></dt><dt id="ientry-id-1.6.6.7.2.2.21.1.3">dynamic_shared_memory_type configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt></dl></div><div class="indexdiv" id="indexdiv-E"><h3>E</h3><dl><dt id="ientry-id-1.11.7.27.6.4.2.2.16.1.1.1">each, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.11.7.24.7.7.2.2.1.1.1.1">earth, <a class="indexterm" href="earthdistance.html#EARTHDISTANCE-CUBE-BASED">Cube-Based Earth Distances</a></dt><dt id="ientry-id-1.11.7.24.2">earthdistance, <a class="indexterm" href="earthdistance.html">earthdistance — calculate great-circle distances</a></dt><dt id="ientry-id-1.11.7.24.7.7.2.2.8.1.1.1">earth_box, <a class="indexterm" href="earthdistance.html#EARTHDISTANCE-CUBE-BASED">Cube-Based Earth Distances</a></dt><dt id="ientry-id-1.11.7.24.7.7.2.2.7.1.1.1">earth_distance, <a class="indexterm" href="earthdistance.html#EARTHDISTANCE-CUBE-BASED">Cube-Based Earth Distances</a></dt><dt id="ientry-id-1.7.5.4">ECPG, <a class="indexterm" href="ecpg.html">ECPG — Embedded SQL in C</a></dt><dt id="ientry-id-1.9.4.8.1">ecpg, <a class="indexterm" href="app-ecpg.html">ecpg</a></dt><dt id="ientry-id-1.6.6.10.3.4.10.1.3">effective_cache_size configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.6.6.7.6.2.2.1.3">effective_io_concurrency configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-IO">I/O</a></dt><dt id="ientry-id-1.8.9.9.2.1.6.1.4">elog, <a class="indexterm" href="error-message-reporting.html">Reporting Errors Within the Server</a></dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt><dt>in PL/Python, <a class="indexterm" href="plpython-util.html">Utility Functions</a></dt><dt>in PL/Tcl, <a class="indexterm" href="pltcl-dbaccess.html">Database Access from PL/Tcl</a></dt></dl></dd><dt id="ientry-id-1.7.5.2">embedded SQL, <a class="indexterm" href="ecpg.html">ECPG — Embedded SQL in C</a></dt><dd><dl><dt>in C, <a class="indexterm" href="ecpg.html">ECPG — Embedded SQL in C</a></dt></dl></dd><dt id="ientry-id-1.7.6.29.2.3">enabled role, <a class="indexterm" href="infoschema-enabled-roles.html">enabled_roles</a></dt><dt id="ientry-id-1.6.6.10.2.3.1.1.3">enable_async_append configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.2.1.4">enable_bitmapscan configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.3.1.3">enable_distinct_reordering configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.4.1.3">enable_gathermerge configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.5.1.3">enable_group_by_reordering configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.6.1.3">enable_hashagg configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.7.1.3">enable_hashjoin configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.8.1.3">enable_incremental_sort configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.10.1.3">enable_indexonlyscan configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.9.1.4">enable_indexscan configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.11.1.3">enable_material configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.12.1.3">enable_memoize configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.13.1.3">enable_mergejoin configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.14.1.3">enable_nestloop configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.15.1.3">enable_parallel_append configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.16.1.3">enable_parallel_hash configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.19.1.3">enable_partitionwise_aggregate configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.18.1.3">enable_partitionwise_join configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.17.1.3">enable_partition_pruning configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.20.1.3">enable_presorted_aggregate configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.21.1.3">enable_self_join_elimination configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.22.1.4">enable_seqscan configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.23.1.3">enable_sort configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.2.3.24.1.3">enable_tidscan configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-FUNCTION-ENCODE">encode, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.8.10.11.3.2.9.1.2">encode_array_constructor</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.10.11.3.2.7.1.2">encode_array_literal</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.10.11.3.2.6.1.2">encode_bytea</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.10.11.3.2.8.1.2">encode_typed_literal</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.11.7.36.10.5">encrypt, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-RAW-ENC-FUNCS">Raw Encryption Functions</a></dt><dt id="ientry-id-1.6.5.11.2">encryption, <a class="indexterm" href="encryption-options.html">Encryption Options</a>, <a class="indexterm" href="pgcrypto.html">pgcrypto — cryptographic functions</a></dt><dd><dl><dt>for specific columns, <a class="indexterm" href="pgcrypto.html">pgcrypto — cryptographic functions</a></dt></dl></dd><dt id="ientry-id-1.11.7.36.10.7">encrypt_iv, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-RAW-ENC-FUNCS">Raw Encryption Functions</a></dt><dt id="ientry-id-1.9.3.146.1">END, <a class="indexterm" href="sql-end.html">END</a></dt><dt id="ientry-id-1.5.7.15.3">enumerated types, <a class="indexterm" href="datatype-enum.html">Enumerated Types</a></dt><dt id="ientry-id-1.5.8.16.3.2.2.1.1.1.1">enum_first, <a class="indexterm" href="functions-enum.html">Enum Support Functions</a></dt><dt id="ientry-id-1.5.8.16.3.2.2.2.1.1.1">enum_last, <a class="indexterm" href="functions-enum.html">Enum Support Functions</a></dt><dt id="ientry-id-1.5.8.16.3.2.2.3.1.1.1">enum_range, <a class="indexterm" href="functions-enum.html">Enum Support Functions</a></dt><dt id="ientry-id-1.7.3.22.2">environment variable, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.8.12.8.31.2">ephemeral named relation</dt><dd><dl><dt>registering with SPI, <a class="indexterm" href="spi-spi-register-relation.html">SPI_register_relation</a>, <a class="indexterm" href="spi-spi-register-trigger-data.html">SPI_register_trigger_data</a></dt><dt>unregistering from SPI, <a class="indexterm" href="spi-spi-unregister-relation.html">SPI_unregister_relation</a></dt></dl></dd><dt id="ientry-id-1.10.7.3.2">ereport, <a class="indexterm" href="error-message-reporting.html">Reporting Errors Within the Server</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.7.1.1.1">erf, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.8.1.1.1">erfc, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.7.3.10.3.9.7.5.2.2.1.3.1.2">error codes, <a class="indexterm" href="errcodes-appendix.html">PostgreSQL Error Codes</a></dt><dd><dl><dt>libpq, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt>list of, <a class="indexterm" href="errcodes-appendix.html">PostgreSQL Error Codes</a></dt></dl></dd><dt id="ientry-id-1.7.3.9.5.2.7.1.3">error message</dt><dd><dl><dt>in PGcancelConn, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt>in PGconn, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.11.12.3.2.1.1">escape format, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.3.5.9.5.2">escape string syntax, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-STRINGS-ESCAPE">String Constants with C-Style Escapes</a></dt><dt id="ientry-id-1.6.6.16.2.2.3.1.4">escape_string_warning configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt id="ientry-id-1.7.3.10.6.2">escaping strings, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt><dd><dl><dt>in libpq, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt></dl></dd><dt id="ientry-id-1.6.5.15.2">event log, <a class="indexterm" href="event-log-registration.html">Registering Event Log on Windows</a></dt><dd><dl><dt>event log, <a class="indexterm" href="event-log-registration.html">Registering Event Log on Windows</a></dt></dl></dd><dt id="ientry-id-1.8.5.2">event trigger, <a class="indexterm" href="event-triggers.html">Event Triggers</a>, <a class="indexterm" href="event-trigger-interface.html">Writing Event Trigger Functions in C</a></dt><dd><dl><dt>in C, <a class="indexterm" href="event-trigger-interface.html">Writing Event Trigger Functions in C</a></dt><dt>in PL/Tcl, <a class="indexterm" href="pltcl-event-trigger.html">Event Trigger Functions in PL/Tcl</a></dt></dl></dd><dt id="ientry-id-1.6.6.11.3.4.13.1.3">event_source configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.5.7.29.17">event_trigger, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.6.6.14.2.2.26.1.3">event_triggers</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.6.2.4.12.1.1.1">every, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.6.8.4">EXCEPT, <a class="indexterm" href="queries-union.html">Combining Queries (UNION, INTERSECT, EXCEPT)</a></dt><dt id="ientry-id-1.8.8.8.10.2">exceptions</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-control-structures.html#PLPGSQL-ERROR-TRAPPING">Trapping Errors</a></dt><dt>in PL/Tcl, <a class="indexterm" href="pltcl-error-handling.html">Error Handling in PL/Tcl</a></dt></dl></dd><dt id="ientry-id-1.5.4.7.10.2">exclusion constraint, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-EXCLUSION">Exclusion Constraints</a></dt><dt id="ientry-id-1.9.3.147.1">EXECUTE, <a class="indexterm" href="sql-execute.html">EXECUTE</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.17.1.1.1">exist, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.5.8.30.2">EXISTS, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a></dt><dt id="ientry-id-1.8.8.8.7.5.2">EXIT</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-control-structures.html#PLPGSQL-CONTROL-STRUCTURES-LOOPS-EXIT">EXIT</a></dt></dl></dd><dt id="ientry-id-1.6.6.17.2.1.1.3">exit_on_error configuration parameter, <a class="indexterm" href="runtime-config-error-handling.html">Error Handling</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.9.1.1.1">exp, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.13.4.2">EXPLAIN, <a class="indexterm" href="using-explain.html">Using EXPLAIN</a>, <a class="indexterm" href="sql-explain.html">EXPLAIN</a></dt><dt id="ientry-id-1.5.3.6.2">expression, <a class="indexterm" href="sql-expressions.html">Value Expressions</a></dt><dd><dl><dt>order of evaluation, <a class="indexterm" href="sql-expressions.html#SYNTAX-EXPRESS-EVAL">Expression Evaluation Rules</a></dt><dt>syntax, <a class="indexterm" href="sql-expressions.html">Value Expressions</a></dt></dl></dd><dt id="ientry-id-1.8.3.2">extending SQL, <a class="indexterm" href="extend.html">Extending SQL</a></dt><dt id="ientry-id-1.8.3.20.2">extension, <a class="indexterm" href="extend-extensions.html">Packaging Related Objects into an Extension</a></dt><dd><dl><dt>externally maintained, <a class="indexterm" href="external-extensions.html">Extensions</a></dt></dl></dd><dt id="ientry-id-1.6.6.14.5.2.2.1.3">extension_control_path configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-OTHER">Other Defaults</a></dt><dt id="ientry-id-1.6.6.5.3.5.1.3">external_pid_file configuration parameter, <a class="indexterm" href="runtime-config-file-locations.html">File Locations</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.17.1.1.1">extract, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a>, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-EXTRACT">EXTRACT, date_part</a></dt><dt id="ientry-id-1.6.6.14.3.2.5.1.5">extra_float_digits configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt></dl></div><div class="indexdiv" id="indexdiv-F"><h3>F</h3><dl><dt id="ientry-FUNCTION-FACTORIAL">factorial, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.6.13.3">failover, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.5.7.14.4">false, <a class="indexterm" href="datatype-boolean.html">Boolean Type</a></dt><dt id="ientry-id-1.5.8.18.5.2.2.4.1.1.1">family, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.7.3.15.2">fast path, <a class="indexterm" href="libpq-fastpath.html">The Fast-Path Interface</a></dt><dt id="ientry-id-1.9.3.69.6.3.10.1.1.3">fastupdate storage parameter, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-STORAGE-PARAMETERS">Index Storage Parameters</a></dt><dt id="ientry-id-1.5.7.29.20">fdw_handler, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.9.3.149.1">FETCH, <a class="indexterm" href="sql-fetch.html">FETCH</a></dt><dt id="ientry-id-1.5.7.24.9.10.3">field</dt><dd><dl><dt>computed, <a class="indexterm" href="rowtypes.html#ROWTYPES-USAGE">Using Composite Types in Queries</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.12.2">field selection, <a class="indexterm" href="sql-expressions.html#FIELD-SELECTION">Field Selection</a></dt><dt id="ientry-id-1.6.5.5.18.2">file system mount points, <a class="indexterm" href="creating-cluster.html#CREATING-CLUSTER-MOUNT-POINTS">Use of Secondary File Systems</a></dt><dt id="ientry-id-1.6.6.7.3.2.2.1.3">file_copy_method configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-DISK">Disk</a></dt><dt id="ientry-id-1.11.7.25.2">file_fdw, <a class="indexterm" href="file-fdw.html">file_fdw — access data files in the server's file system</a></dt><dt id="ientry-id-1.9.3.69.6.3.4.1.1.3">fillfactor storage parameter, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-STORAGE-PARAMETERS">Index Storage Parameters</a>, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.5.3.6.15.5">FILTER, <a class="indexterm" href="sql-expressions.html#SYNTAX-AGGREGATES">Aggregate Expressions</a></dt><dt id="ientry-id-1.11.7.36.12.2">fips_mode, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-OPENSSL-SUPPORT-FUNCS">OpenSSL Support Functions</a></dt><dt id="ientry-id-1.5.8.28.6.2.2.9.1.1.1">first_value, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dt id="ientry-id-1.6.4.4.3.2.5.1.1">flex, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.5.7.9.8.4">float4 (see <a href="#ientry-id-1.5.7.9.8.2">real</a>)</dt><dt id="ientry-id-1.5.7.9.8.5">float8 (see <a href="#ientry-id-1.5.7.9.8.3">double precision</a>)</dt><dt id="ientry-id-1.5.7.9.8.6">floating point, <a class="indexterm" href="datatype-numeric.html#DATATYPE-FLOAT">Floating-Point Types</a></dt><dt id="ientry-id-1.6.6.14.3.2.5.1.4">floating-point</dt><dd><dl><dt>display, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt></dl></dd><dt id="ientry-id-1.5.8.9.6.2.2.11.1.1.1">floor, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.4.15.2">foreign data, <a class="indexterm" href="ddl-foreign-data.html">Foreign Data</a></dt><dt id="ientry-id-1.10.10.2">foreign data wrapper, <a class="indexterm" href="fdwhandler.html">Writing a Foreign Data Wrapper</a></dt><dd><dl><dt>handler for, <a class="indexterm" href="fdwhandler.html">Writing a Foreign Data Wrapper</a></dt></dl></dd><dt id="ientry-id-1.4.5.4.2">foreign key, <a class="indexterm" href="tutorial-fk.html">Foreign Keys</a>, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-FK">Foreign Keys</a></dt><dd><dl><dt>self-referential, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-FK">Foreign Keys</a></dt></dl></dd><dt id="ientry-id-1.5.4.15.3">foreign table, <a class="indexterm" href="ddl-foreign-data.html">Foreign Data</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.6.1.1.1">format, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-string.html#FUNCTIONS-STRING-FORMAT">format</a></dt><dd><dl><dt>use in PL/pgSQL, <a class="indexterm" href="plpgsql-statements.html#PLPGSQL-STATEMENTS-EXECUTING-DYN">Executing Dynamic Commands</a></dt></dl></dd><dt id="ientry-id-1.5.8.14.2">formatting, <a class="indexterm" href="functions-formatting.html">Data Type Formatting Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.1.1.1.1">format_type, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.10.18.5.2">Free Space Map, <a class="indexterm" href="storage-fsm.html">Free Space Map</a></dt><dt id="ientry-id-1.6.5.6.10.1.1.1.4">FreeBSD</dt><dd><dl><dt>IPC configuration, <a class="indexterm" href="kernel-resources.html#SYSVIPC">Shared Memory and Semaphores</a></dt><dt>shared library, <a class="indexterm" href="xfunc-c.html#DFUNC">Compiling and Linking Dynamically-Loaded Functions</a></dt><dt>start script, <a class="indexterm" href="server-start.html">Starting the Database Server</a></dt></dl></dd><dt id="ientry-id-1.6.6.10.5.2.4.1.3">from_collapse_limit configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.10.18.5.3">FSM (see <a href="#ientry-id-1.10.18.5.2">Free Space Map</a>)</dt><dt id="ientry-id-1.11.7.33.4.2.5.1.2">fsm_page_contents, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GENERAL-FUNCS">General Functions</a></dt><dt id="ientry-id-1.6.6.8.3.2.2.1.3">fsync configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.5.7.19.2">full text search, <a class="indexterm" href="datatype-textsearch.html">Text Search Types</a>, <a class="indexterm" href="datatype-textsearch.html">Text Search Types</a>, <a class="indexterm" href="textsearch.html">Full Text Search</a></dt><dd><dl><dt>data types, <a class="indexterm" href="datatype-textsearch.html">Text Search Types</a></dt><dt>functions and operators, <a class="indexterm" href="datatype-textsearch.html">Text Search Types</a></dt></dl></dd><dt id="ientry-id-1.6.6.8.3.2.5.1.3">full_page_writes configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.5.3.6.14.2">function, <a class="indexterm" href="queries-table-expressions.html#QUERIES-TABLEFUNCTIONS">Table Functions</a>, <a class="indexterm" href="functions.html">Functions and Operators</a>, <a class="indexterm" href="functions-statistics.html">Statistics Information Functions</a>, <a class="indexterm" href="typeconv-func.html">Functions</a>, <a class="indexterm" href="extend-type-system.html#EXTEND-TYPES-POLYMORPHIC">Polymorphic Types</a>, <a class="indexterm" href="xfunc.html">User-Defined Functions</a>, <a class="indexterm" href="xfunc-sql.html">Query Language (SQL) Functions</a>, <a class="indexterm" href="xfunc-internal.html">Internal Functions</a>, <a class="indexterm" href="xfunc-c.html">C-Language Functions</a></dt><dd><dl><dt>default values for arguments, <a class="indexterm" href="xfunc-sql.html#XFUNC-SQL-PARAMETER-DEFAULTS">SQL Functions with Default Values for Arguments</a></dt><dt>in the FROM clause, <a class="indexterm" href="queries-table-expressions.html#QUERIES-TABLEFUNCTIONS">Table Functions</a></dt><dt>internal, <a class="indexterm" href="xfunc-internal.html">Internal Functions</a></dt><dt>invocation, <a class="indexterm" href="sql-expressions.html#SQL-EXPRESSIONS-FUNCTION-CALLS">Function Calls</a></dt><dt>mixed notation, <a class="indexterm" href="sql-syntax-calling-funcs.html#SQL-SYNTAX-CALLING-FUNCS-MIXED">Using Mixed Notation</a></dt><dt>named argument, <a class="indexterm" href="xfunc-sql.html#XFUNC-SQL-FUNCTION-ARGUMENTS">Arguments for SQL Functions</a></dt><dt>named notation, <a class="indexterm" href="sql-syntax-calling-funcs.html#SQL-SYNTAX-CALLING-FUNCS-NAMED">Using Named Notation</a></dt><dt>output parameter, <a class="indexterm" href="xfunc-sql.html#XFUNC-OUTPUT-PARAMETERS">SQL Functions with Output Parameters</a></dt><dt>polymorphic, <a class="indexterm" href="extend-type-system.html#EXTEND-TYPES-POLYMORPHIC">Polymorphic Types</a></dt><dt>positional notation, <a class="indexterm" href="sql-syntax-calling-funcs.html#SQL-SYNTAX-CALLING-FUNCS-POSITIONAL">Using Positional Notation</a></dt><dt>RETURNS TABLE, <a class="indexterm" href="xfunc-sql.html#XFUNC-SQL-FUNCTIONS-RETURNING-TABLE">SQL Functions Returning TABLE</a></dt><dt>statistics, <a class="indexterm" href="functions-statistics.html">Statistics Information Functions</a></dt><dt>type resolution in an invocation, <a class="indexterm" href="typeconv-func.html">Functions</a></dt><dt>user-defined, <a class="indexterm" href="xfunc.html">User-Defined Functions</a>, <a class="indexterm" href="xfunc-sql.html">Query Language (SQL) Functions</a>, <a class="indexterm" href="xfunc-c.html">C-Language Functions</a></dt><dd><dl><dt>in C, <a class="indexterm" href="xfunc-c.html">C-Language Functions</a></dt><dt>in SQL, <a class="indexterm" href="xfunc-sql.html">Query Language (SQL) Functions</a></dt></dl></dd><dt>variadic, <a class="indexterm" href="xfunc-sql.html#XFUNC-SQL-VARIADIC-FUNCTIONS">SQL Functions with Variable Numbers of Arguments</a></dt><dt>with SETOF, <a class="indexterm" href="xfunc-sql.html#XFUNC-SQL-FUNCTIONS-RETURNING-SET">SQL Functions Returning Sets</a></dt></dl></dd><dt id="ientry-id-1.5.6.6.7.11">functional dependency, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUP">The GROUP BY and HAVING Clauses</a></dt><dt id="ientry-id-1.11.7.26.2">fuzzystrmatch, <a class="indexterm" href="fuzzystrmatch.html">fuzzystrmatch — determine string similarities and distance</a></dt></dl></div><div class="indexdiv" id="indexdiv-G"><h3>G</h3><dl><dt id="ientry-id-1.5.8.9.6.2.2.12.1.1.1">gamma, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.13.1.1.1">gcd, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.11.7.24.7.7.2.2.3.1.1.1">gc_to_sec, <a class="indexterm" href="earthdistance.html#EARTHDISTANCE-CUBE-BASED">Cube-Based Earth Distances</a></dt><dt id="ientry-id-1.5.4.6.2">generated column, <a class="indexterm" href="ddl-generated-columns.html">Generated Columns</a>, <a class="indexterm" href="sql-createforeigntable.html#id-1.9.3.66.6">Parameters</a>, <a class="indexterm" href="sql-createtable.html#id-1.9.3.85.6">Parameters</a></dt><dd><dl><dt>in
56 triggers, <a class="indexterm" href="trigger-definition.html">Overview of Trigger Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.8.32.4.2.2.1.1.1.1">generate_series, <a class="indexterm" href="functions-srf.html">Set Returning Functions</a></dt><dt id="ientry-id-1.5.8.32.6.2.2.1.1.1.1">generate_subscripts, <a class="indexterm" href="functions-srf.html">Set Returning Functions</a></dt><dt id="ientry-id-1.6.6.10.4.3.1.1.3">genetic query optimization, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO">Genetic Query Optimizer</a></dt><dt id="ientry-id-1.11.7.36.11.2">gen_random_bytes, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-RANDOM-DATA-FUNCS">Random-Data Functions</a></dt><dt id="ientry-id-1.5.8.20.3">gen_random_uuid, <a class="indexterm" href="functions-uuid.html">UUID Functions</a>, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-RANDOM-DATA-FUNCS">Random-Data Functions</a></dt><dt id="ientry-id-1.11.7.36.8.8.2">gen_salt, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PASSWORD-HASHING-FUNCS-GEN-SALT">gen_salt()</a></dt><dt id="ientry-id-1.6.6.10.4.3.1.1.4">GEQO (see <a href="#ientry-id-1.6.6.10.4.3.1.1.3">genetic query optimization</a>)</dt><dt id="ientry-id-1.6.6.10.4.3.1.1.5">geqo configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO">Genetic Query Optimizer</a></dt><dt id="ientry-id-1.6.6.10.4.3.3.1.3">geqo_effort configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO">Genetic Query Optimizer</a></dt><dt id="ientry-id-1.6.6.10.4.3.5.1.3">geqo_generations configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO">Genetic Query Optimizer</a></dt><dt id="ientry-id-1.6.6.10.4.3.4.1.3">geqo_pool_size configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO">Genetic Query Optimizer</a></dt><dt id="ientry-id-1.6.6.10.4.3.7.1.3">geqo_seed configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO">Genetic Query Optimizer</a></dt><dt id="ientry-id-1.6.6.10.4.3.6.1.3">geqo_selection_bias configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO">Genetic Query Optimizer</a></dt><dt id="ientry-id-1.6.6.10.4.3.2.1.3">geqo_threshold configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO">Genetic Query Optimizer</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.4.1.1.1">get_bit, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.5.1.1.1">get_byte, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.2.1.1.1">get_current_ts_config, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dt id="ientry-id-1.11.7.33.4.2.1.1.2">get_raw_page, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GENERAL-FUNCS">General Functions</a></dt><dt id="ientry-id-1.5.10.5.7.3">GIN (see <a href="#ientry-id-1.5.10.2">index</a>)</dt><dt id="ientry-id-1.5.8.34.10.3.2.2.4.1.1.1">gin_clean_pending_list, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-INDEX">Index Maintenance Functions</a></dt><dt id="ientry-id-1.6.6.14.5.2.3.1.3">gin_fuzzy_search_limit configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-OTHER">Other Defaults</a></dt><dt id="ientry-id-1.11.7.11.8.2.3.1.2">gin_index_check, <a class="indexterm" href="amcheck.html#AMCHECK-FUNCTIONS">Functions</a></dt><dt id="ientry-id-1.11.7.33.8.2.3.1.2">gin_leafpage_items, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GIN-FUNCS">GIN Functions</a></dt><dt id="ientry-id-1.11.7.33.8.2.1.1.2">gin_metapage_info, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GIN-FUNCS">GIN Functions</a></dt><dt id="ientry-id-1.11.7.33.8.2.2.1.2">gin_page_opaque_info, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GIN-FUNCS">GIN Functions</a></dt><dt id="ientry-id-1.6.6.14.2.2.24.1.3">gin_pending_list_limit</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-STORAGE-PARAMETERS">Index Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.5.10.5.5.3">GiST (see <a href="#ientry-id-1.5.10.2">index</a>)</dt><dt id="ientry-id-1.11.7.33.9.2.2.1.2">gist_page_items, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GIST-FUNCS">GiST Functions</a></dt><dt id="ientry-id-1.11.7.33.9.2.3.1.2">gist_page_items_bytea, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GIST-FUNCS">GiST Functions</a></dt><dt id="ientry-id-1.11.7.33.9.2.1.1.2">gist_page_opaque_info, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GIST-FUNCS">GiST Functions</a></dt><dt id="ientry-id-1.8.9.8.2">global data, <a class="indexterm" href="pltcl-global.html">Global Data in PL/Tcl</a></dt><dd><dl><dt>in PL/Python, <a class="indexterm" href="plpython-sharing.html">Sharing Data</a></dt><dt>in PL/Tcl, <a class="indexterm" href="pltcl-global.html">Global Data in PL/Tcl</a></dt></dl></dd><dt id="ientry-id-1.5.4.10.5">GRANT, <a class="indexterm" href="ddl-priv.html">Privileges</a>, <a class="indexterm" href="sql-grant.html">GRANT</a></dt><dt id="ientry-id-1.5.8.24.10.2">GREATEST, <a class="indexterm" href="functions-conditional.html#FUNCTIONS-GREATEST-LEAST">GREATEST and LEAST</a>, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt><dd><dl><dt>determination of result type, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt></dl></dd><dt id="ientry-id-1.11.3.9.2">Gregorian calendar, <a class="indexterm" href="datetime-units-history.html">History of Units</a></dt><dt id="ientry-id-1.4.4.8.6.1">GROUP BY, <a class="indexterm" href="tutorial-agg.html">Aggregate Functions</a>, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUP">The GROUP BY and HAVING Clauses</a></dt><dt id="ientry-id-1.5.6.6.7.3">grouping, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUP">The GROUP BY and HAVING Clauses</a></dt><dt id="ientry-id-1.5.8.27.22.2.2.1.1.1.1">GROUPING, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.6.6.8.2">GROUPING SETS, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUPING-SETS">GROUPING SETS, CUBE, and ROLLUP</a></dt><dt id="ientry-id-1.6.5.13.2">gssapi, <a class="indexterm" href="gssapi-enc.html">Secure TCP/IP Connections with GSSAPI Encryption</a></dt><dt id="ientry-id-1.6.7.13.2">GSSAPI, <a class="indexterm" href="gssapi-auth.html">GSSAPI Authentication</a></dt><dd><dl><dt>with
57 libpq, <a class="indexterm" href="libpq-connect.html#LIBPQ-PARAMKEYWORDS">Parameter Key Words</a></dt></dl></dd><dt id="ientry-id-1.6.6.6.4.2.7.1.3">gss_accept_delegation configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt><dt id="ientry-id-1.5.7.20.3.3">GUID, <a class="indexterm" href="datatype-uuid.html">UUID Type</a></dt></dl></div><div class="indexdiv" id="indexdiv-H"><h3>H</h3><dl><dt id="ientry-id-1.5.10.5.4.3">hash (see <a href="#ientry-id-1.5.10.2">index</a>)</dt><dt id="ientry-id-1.11.7.33.10.2.4.1.2">hash_bitmap_info, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HASH-FUNCS">Hash Functions</a></dt><dt id="ientry-id-1.6.6.7.2.2.7.1.3">hash_mem_multiplier configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.11.7.33.10.2.5.1.2">hash_metapage_info, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HASH-FUNCS">Hash Functions</a></dt><dt id="ientry-id-1.11.7.33.10.2.3.1.2">hash_page_items, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HASH-FUNCS">Hash Functions</a></dt><dt id="ientry-id-1.11.7.33.10.2.2.1.2">hash_page_stats, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HASH-FUNCS">Hash Functions</a></dt><dt id="ientry-id-1.11.7.33.10.2.1.1.2">hash_page_type, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HASH-FUNCS">Hash Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.1.1.1.1">has_any_column_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.2.1.1.1">has_column_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.3.1.1.1">has_database_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.4.1.1.1">has_foreign_data_wrapper_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.5.1.1.1">has_function_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.6.1.1.1">has_language_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.7.1.1.1">has_largeobject_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.8.1.1.1">has_parameter_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.9.1.1.1">has_schema_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.10.1.1.1">has_sequence_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.11.1.1.1">has_server_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.13.1.1.1">has_tablespace_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.12.1.1.1">has_table_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.14.1.1.1">has_type_privilege, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.4.4.8.6.2">HAVING, <a class="indexterm" href="tutorial-agg.html">Aggregate Functions</a>, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUP">The GROUP BY and HAVING Clauses</a></dt><dt id="ientry-id-1.6.6.5.3.3.1.3">hba_file configuration parameter, <a class="indexterm" href="runtime-config-file-locations.html">File Locations</a></dt><dt id="ientry-id-1.11.7.33.5.2.1.1.2">heap_page_items, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HEAP-FUNCS">Heap Functions</a></dt><dt id="ientry-id-1.11.7.33.5.2.3.1.2">heap_page_item_attrs, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HEAP-FUNCS">Heap Functions</a></dt><dt id="ientry-id-1.11.7.33.5.2.4.1.2">heap_tuple_infomask_flags, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HEAP-FUNCS">Heap Functions</a></dt><dt id="ientry-id-1.5.8.17.6.2.2.5.1.1.1">height, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.12.3.3.1.1">hex format, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.4.4.3.2.2">hierarchical database, <a class="indexterm" href="tutorial-concepts.html">Concepts</a></dt><dt id="ientry-id-1.6.13.2">high availability, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.3.5.2">history, <a class="indexterm" href="history.html">A Brief History of PostgreSQL</a></dt><dd><dl><dt>of PostgreSQL, <a class="indexterm" href="history.html">A Brief History of PostgreSQL</a></dt></dl></dd><dt id="ientry-id-1.11.7.36.7.3.2">hmac, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-GENERAL-HASHING-FUNCS-HMAC">hmac()</a></dt><dt id="ientry-id-1.5.8.18.5.2.2.5.1.1.1">host, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.7.3.8.4.2.1.1.2.1.1">host
58 name, <a class="indexterm" href="libpq-connect.html#LIBPQ-PARAMKEYWORDS">Parameter Key Words</a></dt><dt id="ientry-id-1.5.8.18.5.2.2.6.1.1.1">hostmask, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.6.13.18.2">hot standby, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.6.6.9.7.3.3.1.3">hot_standby configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.9.7.3.8.1.3">hot_standby_feedback configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.11.7.27.2">hstore, <a class="indexterm" href="hstore.html">hstore — hstore key/value datatype</a>, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.9.1.1.1">hstore_to_array, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.11.1.1.1">hstore_to_json, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.12.1.1.1">hstore_to_jsonb, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.14.1.1.1">hstore_to_jsonb_loose, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.13.1.1.1">hstore_to_json_loose, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.10.1.1.1">hstore_to_matrix, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.6.6.7.2.2.2.1.3">huge_pages configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.18.3.5.1.3">huge_pages_status configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.7.2.2.3.1.3">huge_page_size configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.5.8.27.19">hypothetical-set aggregate</dt><dd><dl><dt>built-in, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd></dl></div><div class="indexdiv" id="indexdiv-I"><h3>I</h3><dl><dt id="ientry-id-1.11.7.29.7.3.2.2.1.1.1.1">icount, <a class="indexterm" href="intarray.html#INTARRAY-FUNCS-OPS">intarray Functions and Operators</a></dt><dt id="ientry-id-1.6.4.6.4.6.3.1.2.1.2">ICU, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-ANTI-FEATURES">Anti-Features</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="locale.html#LOCALE-PROVIDERS">Locale Providers</a>, <a class="indexterm" href="collation.html#COLLATION-MANAGING">Managing Collations</a>, <a class="indexterm" href="sql-createcollation.html#id-1.9.3.59.6">Parameters</a>, <a class="indexterm" href="sql-createdatabase.html#id-1.9.3.61.6">Parameters</a></dt><dt id="ientry-id-1.5.8.33.13.3.2.2.3.1.1.1">icu_unicode_version, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-VERSION">Version Information Functions</a></dt><dt id="ientry-id-1.6.6.14.3.2.11.1.3">icu_validation_level configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.7.15.2">ident, <a class="indexterm" href="auth-ident.html">Ident Authentication</a></dt><dt id="ientry-id-1.5.3.5.8.2">identifier, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt><dd><dl><dt>length, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt><dt>syntax of, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt></dl></dd><dt id="ientry-id-1.10.6.9.7.1.1.1.2">IDENTIFY_SYSTEM, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.5.4.5.2">identity column, <a class="indexterm" href="ddl-identity-columns.html">Identity Columns</a></dt><dt id="ientry-id-1.6.6.5.3.4.1.3">ident_file configuration parameter, <a class="indexterm" href="runtime-config-file-locations.html">File Locations</a></dt><dt id="ientry-id-1.6.6.14.2.2.19.1.3">idle_in_transaction_session_timeout configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.9.5.3.5.1.3">idle_replication_slot_timeout configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SENDER">Sending Servers</a></dt><dt id="ientry-id-1.6.6.14.2.2.20.1.3">idle_session_timeout configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.11.7.29.7.3.2.2.6.1.1.1">idx, <a class="indexterm" href="intarray.html#INTARRAY-FUNCS-OPS">intarray Functions and Operators</a></dt><dt id="ientry-id-1.5.8.24.8.4">IFNULL, <a class="indexterm" href="functions-conditional.html#FUNCTIONS-COALESCE-NVL-IFNULL">COALESCE</a></dt><dt id="ientry-id-1.6.6.20.3.24.1.3">ignore_checksum_failure configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.26.1.3">ignore_invalid_pages configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.10.1.3">ignore_system_indexes configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.8.3.10.5">IMMUTABLE, <a class="indexterm" href="xfunc-volatility.html">Function Volatility Categories</a></dt><dt id="ientry-id-1.9.3.151.1">IMPORT FOREIGN SCHEMA, <a class="indexterm" href="sql-importforeignschema.html">IMPORT FOREIGN SCHEMA</a></dt><dt id="ientry-id-1.5.8.30.3">IN, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a>, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt id="ientry-id-1.5.10.12.10.1">INCLUDE</dt><dd><dl><dt>in index definitions, <a class="indexterm" href="indexes-index-only-scans.html">Index-Only Scans and Covering Indexes</a></dt></dl></dd><dt id="ientry-id-1.6.6.4.6.3.1">include</dt><dd><dl><dt>in configuration file, <a class="indexterm" href="config-setting.html#CONFIG-INCLUDES">Managing Configuration File Contents</a></dt></dl></dd><dt id="ientry-id-1.6.6.4.6.5.1">include_dir</dt><dd><dl><dt>in configuration file, <a class="indexterm" href="config-setting.html#CONFIG-INCLUDES">Managing Configuration File Contents</a></dt></dl></dd><dt id="ientry-id-1.6.6.4.6.4.1">include_if_exists</dt><dd><dl><dt>in configuration file, <a class="indexterm" href="config-setting.html#CONFIG-INCLUDES">Managing Configuration File Contents</a></dt></dl></dd><dt id="ientry-id-1.5.10.2">index, <a class="indexterm" href="indexes.html">Indexes</a>, <a class="indexterm" href="indexes-multicolumn.html">Multicolumn Indexes</a>, <a class="indexterm" href="indexes-ordering.html">Indexes and ORDER BY</a>, <a class="indexterm" href="indexes-bitmap-scans.html">Combining Multiple Indexes</a>, <a class="indexterm" href="indexes-unique.html">Unique Indexes</a>, <a class="indexterm" href="indexes-expressional.html">Indexes on Expressions</a>, <a class="indexterm" href="indexes-partial.html">Partial Indexes</a>, <a class="indexterm" href="indexes-index-only-scans.html">Index-Only Scans and Covering Indexes</a>, <a class="indexterm" href="indexes-index-only-scans.html">Index-Only Scans and Covering Indexes</a>, <a class="indexterm" href="indexes-examine.html">Examining Index Usage</a>, <a class="indexterm" href="textsearch-indexes.html">Preferred Index Types for Text Search</a>, <a class="indexterm" href="textsearch-indexes.html">Preferred Index Types for Text Search</a>, <a class="indexterm" href="locking-indexes.html">Locking and Indexes</a>, <a class="indexterm" href="xindex.html">Interfacing Extensions to Indexes</a>, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-CONCURRENTLY">Building Indexes Concurrently</a>, <a class="indexterm" href="sql-reindex.html#SQL-REINDEX-CONCURRENTLY">Rebuilding Indexes Concurrently</a>, <a class="indexterm" href="ltree.html#LTREE-OPS-FUNCS">Operators and Functions</a></dt><dd><dl><dt>and ORDER BY, <a class="indexterm" href="indexes-ordering.html">Indexes and ORDER BY</a></dt><dt>B-Tree, <a class="indexterm" href="indexes-types.html#INDEXES-TYPES-BTREE">B-Tree</a>, <a class="indexterm" href="btree.html">B-Tree Indexes</a></dt><dt>BRIN, <a class="indexterm" href="indexes-types.html#INDEXES-TYPES-BRIN">BRIN</a>, <a class="indexterm" href="brin.html">BRIN Indexes</a></dt><dt>building concurrently, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-CONCURRENTLY">Building Indexes Concurrently</a></dt><dt>combining multiple indexes, <a class="indexterm" href="indexes-bitmap-scans.html">Combining Multiple Indexes</a></dt><dt>covering, <a class="indexterm" href="indexes-index-only-scans.html">Index-Only Scans and Covering Indexes</a></dt><dt>examining usage, <a class="indexterm" href="indexes-examine.html">Examining Index Usage</a></dt><dt>on expressions, <a class="indexterm" href="indexes-expressional.html">Indexes on Expressions</a></dt><dt>for user-defined data type, <a class="indexterm" href="xindex.html">Interfacing Extensions to Indexes</a></dt><dt>GIN, <a class="indexterm" href="indexes-types.html#INDEXES-TYPES-GIN">GIN</a>, <a class="indexterm" href="textsearch-indexes.html">Preferred Index Types for Text Search</a>, <a class="indexterm" href="gin.html">GIN Indexes</a></dt><dd><dl><dt>text search, <a class="indexterm" href="textsearch-indexes.html">Preferred Index Types for Text Search</a></dt></dl></dd><dt>GiST, <a class="indexterm" href="indexes-types.html#INDEXES-TYPE-GIST">GiST</a>, <a class="indexterm" href="textsearch-indexes.html">Preferred Index Types for Text Search</a>, <a class="indexterm" href="gist.html">GiST Indexes</a></dt><dd><dl><dt>text search, <a class="indexterm" href="textsearch-indexes.html">Preferred Index Types for Text Search</a></dt></dl></dd><dt>hash, <a class="indexterm" href="indexes-types.html#INDEXES-TYPES-HASH">Hash</a></dt><dt>Hash, <a class="indexterm" href="hash-index.html">Hash Indexes</a></dt><dt>index-only scans, <a class="indexterm" href="indexes-index-only-scans.html">Index-Only Scans and Covering Indexes</a></dt><dt>locks, <a class="indexterm" href="locking-indexes.html">Locking and Indexes</a></dt><dt>multicolumn, <a class="indexterm" href="indexes-multicolumn.html">Multicolumn Indexes</a></dt><dt>partial, <a class="indexterm" href="indexes-partial.html">Partial Indexes</a></dt><dt>rebuilding concurrently, <a class="indexterm" href="sql-reindex.html#SQL-REINDEX-CONCURRENTLY">Rebuilding Indexes Concurrently</a></dt><dt>SP-GiST, <a class="indexterm" href="indexes-types.html#INDEXES-TYPE-SPGIST">SP-GiST</a>, <a class="indexterm" href="spgist.html">SP-GiST Indexes</a></dt><dt>unique, <a class="indexterm" href="indexes-unique.html">Unique Indexes</a></dt></dl></dd><dt id="ientry-id-1.10.15.2">Index Access Method, <a class="indexterm" href="indexam.html">Index Access Method Interface Definition</a></dt><dt id="ientry-id-1.6.6.10.2.3.9.1.3">index scan, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.5.10.12.3">index-only scan, <a class="indexterm" href="indexes-index-only-scans.html">Index-Only Scans and Covering Indexes</a></dt><dt id="ientry-id-1.10.15.3">indexam</dt><dd><dl><dt>Index Access Method, <a class="indexterm" href="indexam.html">Index Access Method Interface Definition</a></dt></dl></dd><dt id="ientry-id-1.5.7.29.22">index_am_handler, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.7.17.6.2">inet (data type), <a class="indexterm" href="datatype-net-types.html#DATATYPE-INET">inet</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.7.1.1.1">inet_client_addr, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.8.1.1.1">inet_client_port, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.18.5.2.2.7.1.1.1">inet_merge, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.5.8.18.5.2.2.8.1.1.1">inet_same_family, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.9.1.1.1">inet_server_addr, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.10.1.1.1">inet_server_port, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.7.9.7.13">infinity</dt><dd><dl><dt>floating point, <a class="indexterm" href="datatype-numeric.html#DATATYPE-FLOAT">Floating-Point Types</a></dt><dt>numeric (data type), <a class="indexterm" href="datatype-numeric.html#DATATYPE-NUMERIC-DECIMAL">Arbitrary Precision Numbers</a></dt></dl></dd><dt id="ientry-id-1.7.6.2">information schema, <a class="indexterm" href="information-schema.html">The Information Schema</a></dt><dt id="ientry-id-1.4.5.7.2">inheritance, <a class="indexterm" href="tutorial-inheritance.html">Inheritance</a>, <a class="indexterm" href="ddl-inherit.html">Inheritance</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.7.1.1.1">initcap, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.6.5.5.5.6">initdb, <a class="indexterm" href="creating-cluster.html">Creating a Database Cluster</a>, <a class="indexterm" href="app-initdb.html">initdb</a></dt><dt id="ientry-id-1.10.18.7.2">Initialization Fork, <a class="indexterm" href="storage-init.html">The Initialization Fork</a></dt><dt id="ientry-id-1.5.13.4.7.33.1">initplan, <a class="indexterm" href="using-explain.html#USING-EXPLAIN-BASICS">EXPLAIN Basics</a></dt><dt id="ientry-id-1.8.3.16.5.1">input function, <a class="indexterm" href="xtypes.html">User-Defined Types</a></dt><dt id="ientry-id-1.4.4.5.2">INSERT, <a class="indexterm" href="tutorial-populate.html">Populating a Table With Rows</a>, <a class="indexterm" href="dml-insert.html">Inserting Data</a>, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a>, <a class="indexterm" href="sql-insert.html">INSERT</a></dt><dd><dl><dt>RETURNING, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a></dt></dl></dd><dt id="ientry-id-1.5.5.3.2">inserting, <a class="indexterm" href="dml-insert.html">Inserting Data</a></dt><dt id="ientry-id-1.6.3.2">installation, <a class="indexterm" href="installation.html">Installation from Source Code</a></dt><dd><dl><dt>binaries, <a class="indexterm" href="install-binaries.html">Installation from Binaries</a></dt></dl></dd><dt id="ientry-id-1.8.8.15.8.3">instr function, <a class="indexterm" href="plpgsql-porting.html#PLPGSQL-PORTING-APPENDIX">Appendix</a></dt><dt id="ientry-id-1.5.7.9.6.6">int2 (see <a href="#ientry-id-1.5.7.9.6.3">smallint</a>)</dt><dt id="ientry-id-1.5.7.9.6.5">int4 (see <a href="#ientry-id-1.5.3.5.9.9.8.1">integer</a>)</dt><dt id="ientry-id-1.5.7.9.6.7">int8 (see <a href="#ientry-id-1.5.3.5.9.9.8.2">bigint</a>)</dt><dt id="ientry-id-1.11.7.28.2">intagg, <a class="indexterm" href="intagg.html">intagg — integer aggregator and enumerator</a></dt><dt id="ientry-id-1.11.7.29.2">intarray, <a class="indexterm" href="intarray.html">intarray — manipulate arrays of integers</a></dt><dt id="ientry-id-1.5.3.5.9.9.8.1">integer, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS-NUMERIC">Numeric Constants</a>, <a class="indexterm" href="datatype-numeric.html#DATATYPE-INT">Integer Types</a></dt><dt id="ientry-id-1.6.6.18.3.6.1.3">integer_datetimes configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.11.9.3.2">interfaces</dt><dd><dl><dt>externally maintained, <a class="indexterm" href="external-interfaces.html">Client Interfaces</a></dt></dl></dd><dt id="ientry-id-1.5.7.29.25">internal, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.6.8.3">INTERSECT, <a class="indexterm" href="queries-union.html">Combining Queries (UNION, INTERSECT, EXCEPT)</a></dt><dt id="ientry-id-1.5.7.13.10">interval, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a>, <a class="indexterm" href="datatype-datetime.html#DATATYPE-INTERVAL-INPUT">Interval Input</a></dt><dd><dl><dt>output format, <a class="indexterm" href="datatype-datetime.html#DATATYPE-INTERVAL-OUTPUT">Interval Output</a></dt><dd><dl><dt>(see also <a href="#ientry-id-1.5.8.14.2">formatting</a>)</dt></dl></dd></dl></dd><dt id="ientry-id-1.6.6.14.3.2.2.1.3">IntervalStyle configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.11.7.29.7.3.2.2.9.1.1.1">intset, <a class="indexterm" href="intarray.html#INTARRAY-FUNCS-OPS">intarray Functions and Operators</a></dt><dt id="ientry-id-1.11.7.28.4.2">int_array_aggregate, <a class="indexterm" href="intagg.html#INTAGG-FUNCTIONS">Functions</a></dt><dt id="ientry-id-1.11.7.28.4.5">int_array_enum, <a class="indexterm" href="intagg.html#INTAGG-FUNCTIONS">Functions</a></dt><dt id="ientry-id-1.5.8.27.17">inverse distribution, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.6.18.3.7.1.3">in_hot_standby configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.10.17.2.5.3.3.2.1">in_range support functions, <a class="indexterm" href="btree.html#BTREE-SUPPORT-FUNCS">B-Tree Support Functions</a></dt><dt id="ientry-id-1.6.6.7.6.2.5.1.3">io_combine_limit configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-IO">I/O</a></dt><dt id="ientry-id-1.6.6.7.6.2.4.1.3">io_max_combine_limit configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-IO">I/O</a></dt><dt id="ientry-id-1.6.6.7.6.2.6.1.3">io_max_concurrency configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-IO">I/O</a></dt><dt id="ientry-id-1.6.6.7.6.2.7.1.3">io_method configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-IO">I/O</a></dt><dt id="ientry-id-1.6.6.7.6.2.8.1.3">io_workers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-IO">I/O</a></dt><dt id="ientry-id-1.5.8.8.14.1">IS DISTINCT FROM, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a>, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt id="ientry-id-1.5.8.21.6.3.2">IS DOCUMENT, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-IS-DOCUMENT">IS DOCUMENT</a></dt><dt id="ientry-id-1.5.8.8.19.3">IS FALSE, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.22.8.11.2.2.1.1.1.1">IS JSON, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.8.14.2">IS NOT DISTINCT FROM, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a>, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt id="ientry-id-1.5.8.21.6.4.2">IS NOT DOCUMENT, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-IS-NOT-DOCUMENT">IS NOT DOCUMENT</a></dt><dt id="ientry-id-1.5.8.8.19.4">IS NOT FALSE, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.8.15.2">IS NOT NULL, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.8.19.2">IS NOT TRUE, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.8.19.6">IS NOT UNKNOWN, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.8.15.1">IS NULL, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a>, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-CLIENTS">Platform and Client Compatibility</a></dt><dt id="ientry-id-1.5.8.8.19.1">IS TRUE, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.8.19.5">IS UNKNOWN, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.17.6.2.2.6.1.1.1">isclosed, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.5.8.26.10.2.2.3.1.1.1">isempty, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.19.1.1.1">isfinite, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.11.7.30.2">isn, <a class="indexterm" href="isn.html">isn — data types for international standard numbers (ISBN, EAN, UPC, etc.)</a></dt><dt id="ientry-id-1.11.7.30.8.2.1.1.3">isn.weak configuration parameter, <a class="indexterm" href="isn.html#ISN-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.5.8.8.15.3">ISNULL, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.11.7.30.7.3.2.2.3.1.1.1">isn_weak, <a class="indexterm" href="isn.html#ISN-FUNCS-OPS">Functions and Operators</a></dt><dt id="ientry-id-1.5.8.17.6.2.2.7.1.1.1">isopen, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.8.10.11.3.2.11.1.2">is_array_ref</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.11.7.30.7.3.2.2.2.1.1.1">is_valid, <a class="indexterm" href="isn.html#ISN-FUNCS-OPS">Functions and Operators</a></dt></dl></div><div class="indexdiv" id="indexdiv-J"><h3>J</h3><dl><dt id="ientry-id-1.6.17.2">JIT, <a class="indexterm" href="jit.html">Just-in-Time Compilation (JIT)</a></dt><dt id="ientry-id-1.6.6.10.5.2.5.1.3">jit configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.6.6.10.3.4.11.1.3">jit_above_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.6.6.20.3.27.1.3">jit_debugging_support configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.28.1.3">jit_dump_bitcode configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.29.1.3">jit_expressions configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.10.3.4.12.1.3">jit_inline_above_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.6.6.10.3.4.13.1.3">jit_optimize_above_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.6.6.20.3.30.1.3">jit_profiling_support configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.14.4.6.4.1.3">jit_provider configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-PRELOAD">Shared Library Preloading</a></dt><dt id="ientry-id-1.6.6.20.3.31.1.3">jit_tuple_deforming configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.4.4.7.2">join, <a class="indexterm" href="tutorial-join.html">Joins Between Tables</a>, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a>, <a class="indexterm" href="explicit-joins.html">Controlling the Planner with Explicit JOIN Clauses</a></dt><dd><dl><dt>controlling the order, <a class="indexterm" href="explicit-joins.html">Controlling the Planner with Explicit JOIN Clauses</a></dt><dt>cross, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt>left, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt>natural, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt>outer, <a class="indexterm" href="tutorial-join.html">Joins Between Tables</a>, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt>right, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt>self, <a class="indexterm" href="tutorial-join.html">Joins Between Tables</a></dt></dl></dd><dt id="ientry-id-1.6.6.10.5.2.6.1.3">join_collapse_limit configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.5.7.22.2">JSON, <a class="indexterm" href="datatype-json.html">JSON Types</a>, <a class="indexterm" href="functions-json.html">JSON Functions and Operators</a></dt><dd><dl><dt>functions and operators, <a class="indexterm" href="functions-json.html">JSON Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.5.8.22.8.9.2.2.10.1.1.1">json constructor, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.7.22.3">JSONB, <a class="indexterm" href="datatype-json.html">JSON Types</a></dt><dt id="ientry-id-1.5.7.22.17.2">jsonb</dt><dd><dl><dt>containment, <a class="indexterm" href="datatype-json.html#JSON-CONTAINMENT">jsonb Containment and Existence</a></dt><dt>existence, <a class="indexterm" href="datatype-json.html#JSON-CONTAINMENT">jsonb Containment and Existence</a></dt><dt>indexes on, <a class="indexterm" href="datatype-json.html#JSON-INDEXING">jsonb Indexing</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.6.2.4.13.1.2.1">jsonb_agg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.14.1.2.1">jsonb_agg_strict, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.1.1.2.1">jsonb_array_elements, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.2.1.2.1">jsonb_array_elements_text, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.3.1.2.1">jsonb_array_length, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.5.1.2.1">jsonb_build_array, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.6.1.2.1">jsonb_build_object, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.4.1.2.1">jsonb_each, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.5.1.2.1">jsonb_each_text, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.6.1.2.1">jsonb_extract_path, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.7.1.2.1">jsonb_extract_path_text, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.16.1.1.1">jsonb_insert, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.8.1.2.1">jsonb_object, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.17.1.2.1">jsonb_object_agg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.18.1.2.1">jsonb_object_agg_strict, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.19.1.2.1">jsonb_object_agg_unique, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.20.1.2.1">jsonb_object_agg_unique_strict, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.8.1.2.1">jsonb_object_keys, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.18.1.1.1">jsonb_path_exists, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.23.1.1.1">jsonb_path_exists_tz, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.19.1.1.1">jsonb_path_match, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.23.1.2.1">jsonb_path_match_tz, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.20.1.1.1">jsonb_path_query, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.21.1.1.1">jsonb_path_query_array, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.23.1.4.1">jsonb_path_query_array_tz, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.22.1.1.1">jsonb_path_query_first, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.23.1.5.1">jsonb_path_query_first_tz, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.23.1.3.1">jsonb_path_query_tz, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.9.1.2.1">jsonb_populate_record, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.11.1.2.1">jsonb_populate_recordset, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.10.1.1.1">jsonb_populate_record_valid, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.24.1.1.1">jsonb_pretty, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.14.1.1.1">jsonb_set, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.15.1.1.1">jsonb_set_lax, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.17.1.2.1">jsonb_strip_nulls, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.12.1.2.1">jsonb_to_record, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.13.1.2.1">jsonb_to_recordset, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.15.1.2.1">jsonb_to_tsvector, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.25.1.2.1">jsonb_typeof, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.7.22.21.2">jsonpath, <a class="indexterm" href="datatype-json.html#DATATYPE-JSONPATH">jsonpath Type</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.13.1.1.1">json_agg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.14.1.1.1">json_agg_strict, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.3.1.1.1">json_array, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.15.1.1.1">json_arrayagg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.1.1.1.1">json_array_elements, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.2.1.1.1">json_array_elements_text, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.3.1.1.1">json_array_length, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.5.1.1.1">json_build_array, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.6.1.1.1">json_build_object, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.4.1.1.1">json_each, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.5.1.1.1">json_each_text, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.10.3.2.2.1.1.1.1">json_exists, <a class="indexterm" href="functions-json.html#SQLJSON-QUERY-FUNCTIONS">SQL/JSON Query Functions</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.6.1.1.1">json_extract_path, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.7.1.1.1">json_extract_path_text, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.7.1.1.1">json_object, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.16.1.1.1">json_objectagg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.17.1.1.1">json_object_agg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.18.1.1.1">json_object_agg_strict, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.19.1.1.1">json_object_agg_unique, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.20.1.1.1">json_object_agg_unique_strict, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.8.1.1.1">json_object_keys, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.9.1.1.1">json_populate_record, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.11.1.1.1">json_populate_recordset, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.10.3.2.2.2.1.1.1">json_query, <a class="indexterm" href="functions-json.html#SQLJSON-QUERY-FUNCTIONS">SQL/JSON Query Functions</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.11.1.1.1">json_scalar, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.17.1.1.1">json_strip_nulls, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.11.2">json_table, <a class="indexterm" href="functions-json.html#FUNCTIONS-SQLJSON-TABLE">JSON_TABLE</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.12.1.1.1">json_to_record, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.13.1.1.1">json_to_recordset, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.15.1.1.1">json_to_tsvector, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dt id="ientry-id-1.5.8.22.8.13.2.2.25.1.1.1">json_typeof, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.10.3.2.2.3.1.1.1">json_value, <a class="indexterm" href="functions-json.html#SQLJSON-QUERY-FUNCTIONS">SQL/JSON Query Functions</a></dt><dt id="ientry-id-1.11.3.10.2">Julian date, <a class="indexterm" href="datetime-julian-dates.html">Julian Dates</a></dt><dt id="ientry-id-1.6.17.3">Just-In-Time compilation (see <a href="#ientry-id-1.6.17.2">JIT</a>)</dt><dt id="ientry-FUNCTION-JUSTIFY-DAYS">justify_days, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-FUNCTION-JUSTIFY-HOURS">justify_hours, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.24.1.1.1">justify_interval, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt></dl></div><div class="indexdiv" id="indexdiv-K"><h3>K</h3><dl><dt id="ientry-id-1.5.3.5.8.4">key word, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a>, <a class="indexterm" href="sql-keywords-appendix.html">SQL Key Words</a></dt><dd><dl><dt>list of, <a class="indexterm" href="sql-keywords-appendix.html">SQL Key Words</a></dt><dt>syntax of, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt></dl></dd><dt id="ientry-id-1.6.6.6.4.2.6.1.3">krb_caseins_users configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt><dt id="ientry-id-1.6.6.6.4.2.5.1.3">krb_server_keyfile configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt></dl></div><div class="indexdiv" id="indexdiv-L"><h3>L</h3><dl><dt id="ientry-id-1.5.6.6.5.7.3">label (see <a href="#ientry-id-1.4.4.7.11">alias</a>)</dt><dt id="ientry-id-1.5.8.28.6.2.2.7.1.1.1">lag, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dt id="ientry-id-1.5.7.29.19">language_handler, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.7.4.2">large object, <a class="indexterm" href="largeobjects.html">Large Objects</a></dt><dt id="ientry-id-1.5.8.23.4.2.2.4.1.1.1">lastval, <a class="indexterm" href="functions-sequence.html">Sequence Manipulation Functions</a></dt><dt id="ientry-id-1.5.8.28.6.2.2.10.1.1.1">last_value, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dt id="ientry-id-1.5.6.6.5.10.2">LATERAL, <a class="indexterm" href="queries-table-expressions.html#QUERIES-LATERAL">LATERAL Subqueries</a></dt><dd><dl><dt>in the FROM clause, <a class="indexterm" href="queries-table-expressions.html#QUERIES-LATERAL">LATERAL Subqueries</a></dt></dl></dd><dt id="ientry-id-1.11.7.24.7.7.2.2.5.1.1.1">latitude, <a class="indexterm" href="earthdistance.html#EARTHDISTANCE-CUBE-BASED">Cube-Based Earth Distances</a></dt><dt id="ientry-id-1.11.7.32.6.6.2.2.9.1.1.1">lca, <a class="indexterm" href="ltree.html#LTREE-OPS-FUNCS">Operators and Functions</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.14.1.1.1">lcm, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.6.6.14.3.2.7.1.3">lc_messages configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.6.14.3.2.8.1.3">lc_monetary configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.6.14.3.2.9.1.3">lc_numeric configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.6.14.3.2.10.1.3">lc_time configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.4.6.4.5.3.12.2.1.2">LDAP, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="auth-ldap.html">LDAP Authentication</a></dt><dt id="ientry-id-1.7.3.25.2">LDAP connection parameter lookup, <a class="indexterm" href="libpq-ldap.html">LDAP Lookup of Connection Parameters</a></dt><dt id="ientry-id-1.6.4.8.2.8.1">ldconfig, <a class="indexterm" href="install-post.html#INSTALL-POST-SHLIBS">Shared Libraries</a></dt><dt id="ientry-id-1.5.8.28.6.2.2.8.1.1.1">lead, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dt id="ientry-id-1.5.8.24.10.3">LEAST, <a class="indexterm" href="functions-conditional.html#FUNCTIONS-GREATEST-LEAST">GREATEST and LEAST</a>, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt><dd><dl><dt>determination of result type, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt></dl></dd><dt id="ientry-id-1.5.8.10.7.2.2.9.1.1.1">left, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.6.6.5.6.4.3.2.4.1.2.1.3">left join, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.6.1.1.3">length, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a>, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a>, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dd><dl><dt>of a binary string (see binary strings, length)</dt><dt>of a character string (see <a href="#ientry-id-1.5.3.5.9.4.2">character string, length</a>)</dt></dl></dd><dt id="ientry-id-1.5.11.7.3.3.3.1.1">length(tsvector), <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-MANIPULATE-TSVECTOR">Manipulating Documents</a></dt><dt id="ientry-id-1.11.7.26.8.3">levenshtein, <a class="indexterm" href="fuzzystrmatch.html#FUZZYSTRMATCH-LEVENSHTEIN">Levenshtein</a></dt><dt id="ientry-id-1.11.7.26.8.4">levenshtein_less_equal, <a class="indexterm" href="fuzzystrmatch.html#FUZZYSTRMATCH-LEVENSHTEIN">Levenshtein</a></dt><dt id="ientry-id-1.6.4.4.3.2.5.1.2">lex, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.15.1.1.1">lgamma, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.6.4.4.3.2.7.1.2">libedit, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dd><dl><dt>in psql, <a class="indexterm" href="app-psql.html#APP-PSQL-READLINE">Command-Line Editing</a></dt></dl></dd><dt id="ientry-id-1.6.4.4.4.1.1.1.6">libperl, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.7.3.2">libpq, <a class="indexterm" href="libpq.html">libpq — C Library</a>, <a class="indexterm" href="libpq-pipeline-mode.html">Pipeline Mode</a>, <a class="indexterm" href="libpq-single-row-mode.html">Retrieving Query Results in Chunks</a>, <a class="indexterm" href="libpq-single-row-mode.html">Retrieving Query Results in Chunks</a></dt><dd><dl><dt>chunked mode, <a class="indexterm" href="libpq-single-row-mode.html">Retrieving Query Results in Chunks</a></dt><dt>pipeline mode, <a class="indexterm" href="libpq-pipeline-mode.html">Pipeline Mode</a></dt><dt>single-row mode, <a class="indexterm" href="libpq-single-row-mode.html">Retrieving Query Results in Chunks</a></dt></dl></dd><dt id="ientry-id-1.7.3.7.3">libpq-fe.h, <a class="indexterm" href="libpq.html">libpq — C Library</a>, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.3.1.2">libpq-int.h, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.6.4.4.4.1.2.2.2">libpython, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.8.3.13.5.15">library initialization function, <a class="indexterm" href="xfunc-c.html#XFUNC-C-DYNLOAD">Dynamic Loading</a></dt><dt id="ientry-id-1.5.8.13.7.2">LIKE, <a class="indexterm" href="functions-matching.html#FUNCTIONS-LIKE">LIKE</a></dt><dd><dl><dt>and locales, <a class="indexterm" href="locale.html#LOCALE-BEHAVIOR">Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.8.13.9.48.2">LIKE_REGEX, <a class="indexterm" href="functions-matching.html#POSIX-VS-XQUERY">Differences from SQL Standard and XQuery</a>, <a class="indexterm" href="functions-json.html#JSONPATH-REGULAR-EXPRESSIONS">SQL/JSON Regular Expressions</a></dt><dd><dl><dt>in SQL/JSON, <a class="indexterm" href="functions-json.html#JSONPATH-REGULAR-EXPRESSIONS">SQL/JSON Regular Expressions</a></dt></dl></dd><dt id="ientry-id-1.5.6.10.2">LIMIT, <a class="indexterm" href="queries-limit.html">LIMIT and OFFSET</a></dt><dt id="ientry-id-1.5.7.16.7.2">line, <a class="indexterm" href="datatype-geometric.html#DATATYPE-LINE">Lines</a>, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.5.7.16.8.3">line segment, <a class="indexterm" href="datatype-geometric.html#DATATYPE-LSEG">Line Segments</a></dt><dt id="ientry-id-1.5.8.27.13">linear regression, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.5.6.10.1.3.1.2">Linux</dt><dd><dl><dt>IPC configuration, <a class="indexterm" href="kernel-resources.html#SYSVIPC">Shared Memory and Semaphores</a></dt><dt>shared library, <a class="indexterm" href="xfunc-c.html#DFUNC">Compiling and Linking Dynamically-Loaded Functions</a></dt><dt>start script, <a class="indexterm" href="server-start.html">Starting the Database Server</a></dt></dl></dd><dt id="ientry-id-1.9.3.153.1">LISTEN, <a class="indexterm" href="sql-listen.html">LISTEN</a></dt><dt id="ientry-id-1.6.6.6.2.2.1.1.3">listen_addresses configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.6.4.6.4.5.3.6.2.2.2">llvm-config, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-FEATURES">PostgreSQL Features</a></dt><dt id="ientry-id-1.11.7.24.7.7.2.2.4.1.1.1">ll_to_earth, <a class="indexterm" href="earthdistance.html#EARTHDISTANCE-CUBE-BASED">Cube-Based Earth Distances</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.16.1.1.1">ln, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.11.7.31.2">lo, <a class="indexterm" href="lo.html">lo — manage large objects</a></dt><dt id="ientry-id-1.9.3.154.1">LOAD, <a class="indexterm" href="sql-load.html">LOAD</a></dt><dt id="ientry-id-1.6.13.5">load balancing, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.6.5.5.15.2">locale, <a class="indexterm" href="creating-cluster.html">Creating a Database Cluster</a>, <a class="indexterm" href="locale.html">Locale Support</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.25.1.1.1">localtime, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.27.1.1.1">localtimestamp, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.6.6.14.4.6.1.1.3">local_preload_libraries configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-PRELOAD">Shared Library Preloading</a></dt><dt id="ientry-id-1.5.12.6.2">lock, <a class="indexterm" href="explicit-locking.html">Explicit Locking</a>, <a class="indexterm" href="explicit-locking.html#ADVISORY-LOCKS">Advisory Locks</a>, <a class="indexterm" href="monitoring-locks.html">Viewing Locks</a></dt><dd><dl><dt>advisory, <a class="indexterm" href="explicit-locking.html#ADVISORY-LOCKS">Advisory Locks</a></dt><dt>monitoring, <a class="indexterm" href="monitoring-locks.html">Viewing Locks</a></dt></dl></dd><dt id="ientry-id-1.5.12.6.5.2">LOCK, <a class="indexterm" href="explicit-locking.html#LOCKING-TABLES">Table-Level Locks</a>, <a class="indexterm" href="sql-lock.html">LOCK</a></dt><dt id="ientry-id-1.6.6.14.2.2.18.1.3">lock_timeout configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.17.1.1.1">log, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.6.13.16.10">log shipping, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.18.1.1.1">log10, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.14.1.1.2">Logging</dt><dd><dl><dt>current_logfiles file and the pg_current_logfile
59 function, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt>pg_current_logfile function, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt></dl></dd><dt id="ientry-id-1.6.6.11.3.4.2.1.3">logging_collector configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.8.14.2">Logical Decoding, <a class="indexterm" href="logicaldecoding.html">Logical Decoding</a>, <a class="indexterm" href="logicaldecoding-explanation.html#LOGICALDECODING-EXPLANATION-LOG-DEC">Logical Decoding</a></dt><dt id="ientry-id-1.6.6.7.2.2.11.1.3">logical_decoding_work_mem configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.8.6.2.1.1.1.1">login privilege, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt><dt id="ientry-id-1.6.6.11.5.3.4.1.3">log_autovacuum_min_duration</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.20.3.21.1.3">log_btree_build_stats configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.11.5.3.5.1.3">log_checkpoints configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.6.1.3">log_connections configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.1.1.3">log_destination configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.3.1.3">log_directory configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.7.1.3">log_disconnections configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.8.1.3">log_duration configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.9.1.3">log_error_verbosity configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.12.3.2.2.4.3">log_executor_stats configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-STATISTICS-MONITOR">Statistics Monitoring</a></dt><dt id="ientry-id-1.6.6.11.3.4.4.1.3">log_filename configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.5.1.3">log_file_mode configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.10.1.3">log_hostname configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.11.1.3">log_line_prefix configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.13.1.3">log_lock_failures configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.12.1.3">log_lock_waits configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.4.2.4.1.3">log_min_duration_sample configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHEN">When to Log</a></dt><dt id="ientry-id-1.6.6.11.4.2.3.1.3">log_min_duration_statement configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHEN">When to Log</a></dt><dt id="ientry-id-1.6.6.11.4.2.2.1.3">log_min_error_statement configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHEN">When to Log</a></dt><dt id="ientry-id-1.6.6.11.4.2.1.1.3">log_min_messages configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHEN">When to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.15.1.3">log_parameter_max_length configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.16.1.3">log_parameter_max_length_on_error configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.12.3.2.2.2.3">log_parser_stats configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-STATISTICS-MONITOR">Statistics Monitoring</a></dt><dt id="ientry-id-1.6.6.12.3.2.2.3.3">log_planner_stats configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-STATISTICS-MONITOR">Statistics Monitoring</a></dt><dt id="ientry-id-1.6.6.11.5.3.14.1.3">log_recovery_conflict_waits configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.18.1.3">log_replication_commands configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.6.1.3">log_rotation_age configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.7.1.3">log_rotation_size configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.4.2.7.1.3">log_startup_progress_interval configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHEN">When to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.17.1.3">log_statement configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.4.2.5.1.3">log_statement_sample_rate configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHEN">When to Log</a></dt><dt id="ientry-id-1.6.6.12.3.2.2.1.3">log_statement_stats configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-STATISTICS-MONITOR">Statistics Monitoring</a></dt><dt id="ientry-id-1.6.6.11.5.3.19.1.3">log_temp_files configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.5.3.20.1.3">log_timezone configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT">What to Log</a></dt><dt id="ientry-id-1.6.6.11.4.2.6.1.3">log_transaction_sample_rate configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHEN">When to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.8.1.3">log_truncate_on_rotation configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.11.7.24.7.7.2.2.6.1.1.1">longitude, <a class="indexterm" href="earthdistance.html#EARTHDISTANCE-CUBE-BASED">Cube-Based Earth Distances</a></dt><dt id="ientry-id-1.8.10.11.3.2.10.1.2">looks_like_number</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.8.8.7.2">loop, <a class="indexterm" href="plpgsql-control-structures.html#PLPGSQL-CONTROL-STRUCTURES-LOOPS">Simple Loops</a></dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-control-structures.html#PLPGSQL-CONTROL-STRUCTURES-LOOPS">Simple Loops</a></dt></dl></dd><dt id="ientry-FUNCTION-LOWER">lower, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dd><dl><dt>and locales, <a class="indexterm" href="locale.html#LOCALE-BEHAVIOR">Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.8.26.10.2.2.4.1.1.1">lower_inc, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dt id="ientry-id-1.5.8.26.10.2.2.6.1.1.1">lower_inf, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dt id="ientry-id-1.7.4.8.16.2.1">lo_close, <a class="indexterm" href="lo-interfaces.html#LO-CLOSE">Closing a Large Object Descriptor</a></dt><dt id="ientry-id-1.6.6.16.2.2.4.1.3">lo_compat_privileges configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt id="ientry-id-1.7.4.8.7.4.1">lo_creat, <a class="indexterm" href="lo-interfaces.html#LO-CREATE">Creating a Large Object</a>, <a class="indexterm" href="lo-funcs.html">Server-Side Functions</a></dt><dt id="ientry-id-1.7.4.8.7.2.1">lo_create, <a class="indexterm" href="lo-interfaces.html#LO-CREATE">Creating a Large Object</a></dt><dt id="ientry-id-1.7.4.8.9.2.1">lo_export, <a class="indexterm" href="lo-interfaces.html#LO-EXPORT">Exporting a Large Object</a>, <a class="indexterm" href="lo-funcs.html">Server-Side Functions</a></dt><dt id="ientry-id-1.7.4.9.3.2.2.1.1.1.1">lo_from_bytea, <a class="indexterm" href="lo-funcs.html">Server-Side Functions</a></dt><dt id="ientry-id-1.7.4.9.3.2.2.3.1.1.1">lo_get, <a class="indexterm" href="lo-funcs.html">Server-Side Functions</a></dt><dt id="ientry-id-1.7.4.8.8.2.1">lo_import, <a class="indexterm" href="lo-interfaces.html#LO-IMPORT">Importing a Large Object</a>, <a class="indexterm" href="lo-funcs.html">Server-Side Functions</a></dt><dt id="ientry-id-1.7.4.8.8.3.1">lo_import_with_oid, <a class="indexterm" href="lo-interfaces.html#LO-IMPORT">Importing a Large Object</a></dt><dt id="ientry-id-1.7.4.8.13.2.1">lo_lseek, <a class="indexterm" href="lo-interfaces.html#LO-SEEK">Seeking in a Large Object</a></dt><dt id="ientry-id-1.7.4.8.13.3.1">lo_lseek64, <a class="indexterm" href="lo-interfaces.html#LO-SEEK">Seeking in a Large Object</a></dt><dt id="ientry-id-1.7.4.8.10.2.1">lo_open, <a class="indexterm" href="lo-interfaces.html#LO-OPEN">Opening an Existing Large Object</a></dt><dt id="ientry-id-1.7.4.9.3.2.2.2.1.1.1">lo_put, <a class="indexterm" href="lo-funcs.html">Server-Side Functions</a></dt><dt id="ientry-id-1.7.4.8.12.2.1">lo_read, <a class="indexterm" href="lo-interfaces.html#LO-READ">Reading Data from a Large Object</a></dt><dt id="ientry-id-1.7.4.8.14.2.1">lo_tell, <a class="indexterm" href="lo-interfaces.html#LO-TELL">Obtaining the Seek Position of a Large Object</a></dt><dt id="ientry-id-1.7.4.8.14.3.1">lo_tell64, <a class="indexterm" href="lo-interfaces.html#LO-TELL">Obtaining the Seek Position of a Large Object</a></dt><dt id="ientry-id-1.7.4.8.15.2.1">lo_truncate, <a class="indexterm" href="lo-interfaces.html#LO-TRUNCATE">Truncating a Large Object</a></dt><dt id="ientry-id-1.7.4.8.15.5.1">lo_truncate64, <a class="indexterm" href="lo-interfaces.html#LO-TRUNCATE">Truncating a Large Object</a></dt><dt id="ientry-id-1.7.4.8.17.2.1">lo_unlink, <a class="indexterm" href="lo-interfaces.html#LO-UNLINK">Removing a Large Object</a>, <a class="indexterm" href="lo-funcs.html">Server-Side Functions</a></dt><dt id="ientry-id-1.7.4.8.11.2.1">lo_write, <a class="indexterm" href="lo-interfaces.html#LO-WRITE">Writing Data to a Large Object</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.8.1.1.1">lpad, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.7.16.8.2">lseg, <a class="indexterm" href="datatype-geometric.html#DATATYPE-LSEG">Line Segments</a>, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.6.15.8.2">LSN, <a class="indexterm" href="wal-internals.html">WAL Internals</a></dt><dt id="ientry-id-1.11.7.32.2">ltree, <a class="indexterm" href="ltree.html">ltree — hierarchical tree-like data type</a></dt><dt id="ientry-id-1.11.7.32.6.6.2.2.8.1.1.1">ltree2text, <a class="indexterm" href="ltree.html#LTREE-OPS-FUNCS">Operators and Functions</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.9.1.1.1">ltrim, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt></dl></div><div class="indexdiv" id="indexdiv-M"><h3>M</h3><dl><dt id="ientry-id-1.5.7.17.9.3">MAC address (see macaddr)</dt><dt id="ientry-id-1.5.7.17.10.3">MAC address (EUI-64 format) (see macaddr)</dt><dt id="ientry-id-1.5.7.17.9.2">macaddr (data type), <a class="indexterm" href="datatype-net-types.html#DATATYPE-MACADDR">macaddr</a></dt><dt id="ientry-id-1.5.7.17.10.2">macaddr8 (data type), <a class="indexterm" href="datatype-net-types.html#DATATYPE-MACADDR8">macaddr8</a></dt><dt id="ientry-id-1.5.8.18.8.2.2.3.1.1.1">macaddr8_set7bit, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.6.4.10.5.2">macOS, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-MACOS">macOS</a></dt><dd><dl><dt>installation on, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-MACOS">macOS</a></dt><dt>IPC configuration, <a class="indexterm" href="kernel-resources.html#SYSVIPC">Shared Memory and Semaphores</a></dt><dt>shared library, <a class="indexterm" href="xfunc-c.html#DFUNC">Compiling and Linking Dynamically-Loaded Functions</a></dt></dl></dd><dt id="ientry-id-1.8.3.13.5.9">magic block, <a class="indexterm" href="xfunc-c.html#XFUNC-C-DYNLOAD">Dynamic Loading</a></dt><dt id="ientry-id-1.6.11.2">maintenance, <a class="indexterm" href="maintenance.html">Routine Database Maintenance Tasks</a></dt><dt id="ientry-id-1.6.6.7.6.2.3.1.3">maintenance_io_concurrency configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-IO">I/O</a></dt><dt id="ientry-id-1.6.6.7.2.2.8.1.3">maintenance_work_mem configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.4.4.3.2.1.1.1">make, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.5.8.33.4.8.2.2.3.1.1.1">makeaclitem, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.29.1.1.1">make_date, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.30.1.1.1">make_interval, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.31.1.1.1">make_time, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.32.1.1.1">make_timestamp, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.33.1.1.1">make_timestamptz, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.11.7.30.7.3.2.2.1.1.1.1">make_valid, <a class="indexterm" href="isn.html#ISN-FUNCS-OPS">Functions and Operators</a></dt><dt id="ientry-id-1.6.4.8.3.5.1">MANPATH, <a class="indexterm" href="install-post.html#INSTALL-POST-ENV-VARS">Environment Variables</a></dt><dt id="ientry-id-1.5.8.18.5.2.2.9.1.1.1">masklen, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.8.6.8.3">materialized view, <a class="indexterm" href="rules-materializedviews.html">Materialized Views</a></dt><dd><dl><dt>implementation through rules, <a class="indexterm" href="rules-materializedviews.html">Materialized Views</a></dt></dl></dd><dt id="ientry-id-1.10.5.18.3">materialized views, <a class="indexterm" href="view-pg-matviews.html">pg_matviews</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.21.1.1.1">max, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.6.9.8.3.1.1.3">max_active_replication_origins configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SUBSCRIBER">Subscribers</a></dt><dt id="ientry-id-1.6.6.6.2.2.3.1.3">max_connections configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.6.6.7.4.2.1.1.3">max_files_per_process configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-KERNEL">Kernel Resource Usage</a></dt><dt id="ientry-id-1.6.6.18.3.8.1.3">max_function_args configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.18.3.9.1.3">max_identifier_length configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.18.3.10.1.3">max_index_keys configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.15.2.2.1.3">max_locks_per_transaction configuration parameter, <a class="indexterm" href="runtime-config-locks.html">Lock Management</a></dt><dt id="ientry-id-1.6.6.9.8.3.2.1.3">max_logical_replication_workers configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SUBSCRIBER">Subscribers</a></dt><dt id="ientry-id-1.6.6.7.3.2.3.1.3">max_notify_queue_pages configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-DISK">Disk</a></dt><dt id="ientry-id-1.6.6.9.8.3.4.1.3">max_parallel_apply_workers_per_subscription configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SUBSCRIBER">Subscribers</a></dt><dt id="ientry-id-1.6.6.7.7.2.3.1.3">max_parallel_maintenance_workers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-WORKER-PROCESSES">Worker Processes</a></dt><dt id="ientry-id-1.6.6.7.7.2.4.1.3">max_parallel_workers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-WORKER-PROCESSES">Worker Processes</a></dt><dt id="ientry-id-1.6.6.7.7.2.2.1.3">max_parallel_workers_per_gather configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-WORKER-PROCESSES">Worker Processes</a></dt><dt id="ientry-id-1.6.6.15.2.5.1.3">max_pred_locks_per_page configuration parameter, <a class="indexterm" href="runtime-config-locks.html">Lock Management</a></dt><dt id="ientry-id-1.6.6.15.2.4.1.3">max_pred_locks_per_relation configuration parameter, <a class="indexterm" href="runtime-config-locks.html">Lock Management</a></dt><dt id="ientry-id-1.6.6.15.2.3.1.3">max_pred_locks_per_transaction configuration parameter, <a class="indexterm" href="runtime-config-locks.html">Lock Management</a></dt><dt id="ientry-id-1.6.6.7.2.2.5.1.3">max_prepared_transactions configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.9.5.3.2.1.3">max_replication_slots configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SENDER">Sending Servers</a></dt><dt id="ientry-id-1.6.6.9.5.3.4.1.3">max_slot_wal_keep_size configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SENDER">Sending Servers</a></dt><dt id="ientry-id-1.6.6.7.2.2.19.1.3">max_stack_depth configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.9.7.3.4.1.3">max_standby_archive_delay configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.9.7.3.5.1.3">max_standby_streaming_delay configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.9.8.3.3.1.3">max_sync_workers_per_subscription configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SUBSCRIBER">Subscribers</a></dt><dt id="ientry-id-1.6.6.9.5.3.1.1.3">max_wal_senders configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SENDER">Sending Servers</a></dt><dt id="ientry-id-1.6.6.8.4.2.5.1.3">max_wal_size configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-CHECKPOINTS">Checkpoints</a></dt><dt id="ientry-id-1.6.6.7.7.2.1.1.3">max_worker_processes configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-WORKER-PROCESSES">Worker Processes</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.11.1.1.1">md5, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.6.7.12.2">MD5, <a class="indexterm" href="auth-password.html">Password Authentication</a></dt><dt id="ientry-id-1.6.6.6.4.2.4.1.3">md5_password_warnings configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt><dt id="ientry-id-1.5.3.6.15.14.1">median, <a class="indexterm" href="sql-expressions.html#SYNTAX-AGGREGATES">Aggregate Expressions</a></dt><dd><dl><dt>(see also <a href="#ientry-id-1.5.8.27.18.2.4.2.1.1.1">percentile</a>)</dt></dl></dd><dt id="ientry-id-1.8.12.10.2.1">memory context</dt><dd><dl><dt>in SPI, <a class="indexterm" href="spi-memory.html">Memory Management</a></dt></dl></dd><dt id="ientry-id-1.6.5.7.6.2">memory overcommit, <a class="indexterm" href="kernel-resources.html#LINUX-MEMORY-OVERCOMMIT">Linux Memory Overcommit</a></dt><dt id="ientry-id-1.5.5.6.6">MERGE, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a>, <a class="indexterm" href="sql-merge.html">MERGE</a></dt><dd><dl><dt>RETURNING, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a>, <a class="indexterm" href="functions-merge-support.html">Merge Support Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.29.4.2.2.1.1.1.1">merge_action, <a class="indexterm" href="functions-merge-support.html">Merge Support Functions</a></dt><dt id="ientry-id-1.6.4.4.3.2.2.1.1">Meson, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.11.7.26.9.4">metaphone, <a class="indexterm" href="fuzzystrmatch.html#FUZZYSTRMATCH-METAPHONE">Metaphone</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.22.1.1.1">min, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.4.10.6.2">MinGW, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-MINGW">MinGW</a></dt><dd><dl><dt>installation on, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-MINGW">MinGW</a></dt></dl></dd><dt id="ientry-id-1.6.6.7.2.2.22.1.3">min_dynamic_shared_memory configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.10.3.4.9.1.3">min_parallel_index_scan_size configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.6.6.10.3.4.8.1.3">min_parallel_table_scan_size configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.20.1.1.1">min_scale, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.6.6.8.4.2.6.1.3">min_wal_size configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-CHECKPOINTS">Checkpoints</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.21.1.1.1">mod, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.27.18.2.4.1.1.1.1">mode</dt><dd><dl><dt>statistical, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.6.14.2">monitoring, <a class="indexterm" href="monitoring.html">Monitoring Database Activity</a></dt><dd><dl><dt>database activity, <a class="indexterm" href="monitoring.html">Monitoring Database Activity</a></dt></dl></dd><dt id="ientry-id-1.9.3.157.1">MOVE, <a class="indexterm" href="sql-move.html">MOVE</a></dt><dt id="ientry-id-1.8.3.15.12.2">moving-aggregate mode, <a class="indexterm" href="xaggr.html#XAGGR-MOVING-AGGREGATES">Moving-Aggregate Mode</a></dt><dt id="ientry-id-1.5.8.26.11.2.2.9.1.1.1">multirange (function), <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dt id="ientry-id-1.5.7.25.3">multirange type, <a class="indexterm" href="rangetypes.html">Range Types</a></dt><dt id="ientry-id-1.5.12.4.2">Multiversion Concurrency Control, <a class="indexterm" href="mvcc-intro.html">Introduction</a></dt><dt id="ientry-id-1.6.11.10.8.21.2">MultiXactId, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-MULTIXACT-WRAPAROUND">Multixacts and Wraparound</a></dt><dt id="ientry-id-1.6.6.7.2.2.13.1.3">multixact_member_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.7.2.2.14.1.3">multixact_offset_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.5.12.4.3">MVCC, <a class="indexterm" href="mvcc-intro.html">Introduction</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.2.1.1.1">mxid_age, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt></dl></div><div class="indexdiv" id="indexdiv-N"><h3>N</h3><dl><dt id="ientry-id-1.5.3.5.8.3">name, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt><dd><dl><dt>qualified, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-CREATE">Creating a Schema</a></dt><dt>syntax of, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt><dt>unqualified, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PATH">The Schema Search Path</a></dt></dl></dd><dt id="ientry-id-1.5.7.9.7.14">NaN (see <a href="#ientry-id-1.5.7.9.7.15">not a number</a>)</dt><dt id="ientry-id-1.5.6.6.5.6.4.3.2.8.2">natural join, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt id="ientry-id-1.5.8.7.4.6">negation, <a class="indexterm" href="functions-logical.html">Logical Operators</a></dt><dt id="ientry-id-1.6.5.6.10.1.4.1.4">NetBSD</dt><dd><dl><dt>IPC configuration, <a class="indexterm" href="kernel-resources.html#SYSVIPC">Shared Memory and Semaphores</a></dt><dt>shared library, <a class="indexterm" href="xfunc-c.html#DFUNC">Compiling and Linking Dynamically-Loaded Functions</a></dt><dt>start script, <a class="indexterm" href="server-start.html">Starting the Database Server</a></dt></dl></dd><dt id="ientry-id-1.5.8.18.5.2.2.10.1.1.1">netmask, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.5.7.17.2">network, <a class="indexterm" href="datatype-net-types.html">Network Address Types</a>, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dd><dl><dt>data types, <a class="indexterm" href="datatype-net-types.html">Network Address Types</a></dt></dl></dd><dt id="ientry-id-1.5.8.23.4.2.2.1.1.1.1">nextval, <a class="indexterm" href="functions-sequence.html">Sequence Manipulation Functions</a></dt><dt id="ientry-id-1.6.5.5.19.3.2">NFS, <a class="indexterm" href="creating-cluster.html#CREATING-CLUSTER-NFS">NFS</a></dt><dt id="ientry-id-1.11.7.32.6.6.2.2.4.1.1.1">nlevel, <a class="indexterm" href="ltree.html#LTREE-OPS-FUNCS">Operators and Functions</a></dt><dt id="ientry-id-1.5.13.8.2">non-durable, <a class="indexterm" href="non-durability.html">Non-Durable Settings</a></dt><dt id="ientry-id-1.7.3.8.2.11.5.4.1.1">nonblocking connection, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a>, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.5.12.5.4.1.2.1.1">nonrepeatable read, <a class="indexterm" href="transaction-iso.html">Transaction Isolation</a></dt><dt id="ientry-FUNCTION-NORMALIZE">normalize, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.4.1.1.1">normalized, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.11.7.53.5.4.2">normal_rand, <a class="indexterm" href="tablefunc.html#TABLEFUNC-FUNCTIONS-NORMAL-RAND">normal_rand</a></dt><dt id="ientry-id-1.5.8.7.4.3">NOT (operator), <a class="indexterm" href="functions-logical.html">Logical Operators</a></dt><dt id="ientry-id-1.5.7.9.7.15">not a number</dt><dd><dl><dt>floating point, <a class="indexterm" href="datatype-numeric.html#DATATYPE-FLOAT">Floating-Point Types</a></dt><dt>numeric (data type), <a class="indexterm" href="datatype-numeric.html#DATATYPE-NUMERIC-DECIMAL">Arbitrary Precision Numbers</a></dt></dl></dd><dt id="ientry-id-1.5.8.30.4">NOT IN, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a>, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt id="ientry-id-1.5.4.7.6.2">not-null constraint, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-NOT-NULL">Not-Null Constraints</a></dt><dt id="ientry-id-1.5.3.7.2">notation, <a class="indexterm" href="sql-syntax-calling-funcs.html">Calling Functions</a></dt><dd><dl><dt>functions, <a class="indexterm" href="sql-syntax-calling-funcs.html">Calling Functions</a></dt></dl></dd><dt id="ientry-id-1.7.3.20.2">notice processing, <a class="indexterm" href="libpq-notice-processing.html">Notice Processing</a></dt><dd><dl><dt>in libpq, <a class="indexterm" href="libpq-notice-processing.html">Notice Processing</a></dt></dl></dd><dt id="ientry-id-1.7.3.20.5.5">notice processor, <a class="indexterm" href="libpq-notice-processing.html">Notice Processing</a></dt><dt id="ientry-id-1.7.3.20.5.2">notice receiver, <a class="indexterm" href="libpq-notice-processing.html">Notice Processing</a></dt><dt id="ientry-id-1.7.3.16.2">NOTIFY, <a class="indexterm" href="libpq-notify.html">Asynchronous Notification</a>, <a class="indexterm" href="sql-notify.html">NOTIFY</a></dt><dd><dl><dt>in libpq, <a class="indexterm" href="libpq-notify.html">Asynchronous Notification</a></dt></dl></dd><dt id="ientry-id-1.6.6.7.2.2.15.1.3">notify_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.5.8.8.15.4">NOTNULL, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.34.1.1.1">now, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.17.6.2.2.9.1.1.1">npoints, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.5.8.28.6.2.2.11.1.1.1">nth_value, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dt id="ientry-id-1.5.8.28.6.2.2.6.1.1.1">ntile, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dt id="ientry-id-1.5.4.4.4.1">null value</dt><dd><dl><dt>with check constraints, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-CHECK-CONSTRAINTS">Check Constraints</a></dt><dt>comparing, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt>default value, <a class="indexterm" href="ddl-default.html">Default Values</a></dt><dt>in DISTINCT, <a class="indexterm" href="queries-select-lists.html#QUERIES-DISTINCT">DISTINCT</a></dt><dt>in libpq, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt>in PL/Perl, <a class="indexterm" href="plperl-funcs.html">PL/Perl Functions and Arguments</a></dt><dt>in PL/Python, <a class="indexterm" href="plpython-data.html#PLPYTHON-DATA-NULL">Null, None</a></dt><dt>with unique constraints, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-UNIQUE-CONSTRAINTS">Unique Constraints</a></dt></dl></dd><dt id="ientry-id-1.5.8.24.9.2">NULLIF, <a class="indexterm" href="functions-conditional.html#FUNCTIONS-NULLIF">NULLIF</a></dt><dt id="ientry-id-1.5.3.5.9.9.2">number</dt><dd><dl><dt>constant, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS-NUMERIC">Numeric Constants</a></dt></dl></dd><dt id="ientry-id-1.5.3.5.9.9.8.3">numeric, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS-NUMERIC">Numeric Constants</a></dt><dt id="ientry-id-1.5.7.9.7.2">numeric (data type), <a class="indexterm" href="datatype-numeric.html#DATATYPE-NUMERIC-DECIMAL">Arbitrary Precision Numbers</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.4.1.1.1">numnode, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-MANIPULATE-TSQUERY">Manipulating Queries</a></dt><dt id="ientry-id-1.5.8.8.21.2.2.1.1.1.1">num_nonnulls, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.5.8.8.21.2.2.2.1.1.1">num_nulls, <a class="indexterm" href="functions-comparison.html">Comparison Functions and Operators</a></dt><dt id="ientry-id-1.6.6.18.3.11.1.3">num_os_semaphores configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.5.8.24.8.3">NVL, <a class="indexterm" href="functions-conditional.html#FUNCTIONS-COALESCE-NVL-IFNULL">COALESCE</a></dt></dl></div><div class="indexdiv" id="indexdiv-O"><h3>O</h3><dl><dt id="ientry-id-1.6.7.22.2">OAuth Authorization/Authentication, <a class="indexterm" href="auth-oauth.html">OAuth Authorization/Authentication</a></dt><dt id="ientry-id-1.8.17.2">OAuth Validators, <a class="indexterm" href="oauth-validators.html">OAuth Validator Modules</a></dt><dt id="ientry-id-1.6.6.6.4.2.8.1.3">oauth_validator_libraries configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt><dt id="ientry-id-1.5.7.27.2">object identifier, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dd><dl><dt>data type, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt></dl></dd><dt id="ientry-id-1.4.4.3.2.3">object-oriented database, <a class="indexterm" href="tutorial-concepts.html">Concepts</a></dt><dt id="ientry-id-1.5.8.33.8.4.2.2.2.1.1.1">obj_description, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-COMMENT">Comment Information Functions</a></dt><dt id="ientry-id-1.5.8.13.9.48.3">OCCURRENCES_REGEX, <a class="indexterm" href="functions-matching.html#POSIX-VS-XQUERY">Differences from SQL Standard and XQuery</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.11.1.1.1">octet_length, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt><dt id="ientry-id-1.5.6.10.3">OFFSET, <a class="indexterm" href="queries-limit.html">LIMIT and OFFSET</a></dt><dt id="ientry-id-1.5.7.27.3">oid, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.7.3.10.5.3.3.2.1.1">OID</dt><dd><dl><dt>in libpq, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-NONSELECT">Retrieving Other Result Information</a></dt></dl></dd><dt id="ientry-id-1.11.8.4.3.1">oid2name, <a class="indexterm" href="oid2name.html">oid2name</a></dt><dt id="ientry-id-1.9.3.152.6.3.3">ON CONFLICT, <a class="indexterm" href="sql-insert.html">INSERT</a></dt><dt id="ientry-id-1.5.6.6.5.3">ONLY, <a class="indexterm" href="queries-table-expressions.html#QUERIES-FROM">The FROM Clause</a></dt><dt id="ientry-id-1.6.5.7.6.3">OOM, <a class="indexterm" href="kernel-resources.html#LINUX-MEMORY-OVERCOMMIT">Linux Memory Overcommit</a></dt><dt id="ientry-id-1.6.5.6.10.1.2.1.3">OpenBSD</dt><dd><dl><dt>IPC configuration, <a class="indexterm" href="kernel-resources.html#SYSVIPC">Shared Memory and Semaphores</a></dt><dt>shared library, <a class="indexterm" href="xfunc-c.html#DFUNC">Compiling and Linking Dynamically-Loaded Functions</a></dt><dt>start script, <a class="indexterm" href="server-start.html">Starting the Database Server</a></dt></dl></dd><dt id="ientry-id-1.6.4.6.4.5.3.9.1.2">OpenSSL, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-FEATURES">PostgreSQL Features</a></dt><dd><dl><dt>(see also <a href="#ientry-id-1.6.5.12.2">SSL</a>)</dt></dl></dd><dt id="ientry-id-1.5.3.5.10.2">operator, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-OPERATORS">Operators</a>, <a class="indexterm" href="sql-syntax-lexical.html#SQL-PRECEDENCE">Operator Precedence</a>, <a class="indexterm" href="functions.html">Functions and Operators</a>, <a class="indexterm" href="functions-logical.html">Logical Operators</a>, <a class="indexterm" href="typeconv-oper.html">Operators</a>, <a class="indexterm" href="xoper.html">User-Defined Operators</a></dt><dd><dl><dt>invocation, <a class="indexterm" href="sql-expressions.html#SQL-EXPRESSIONS-OPERATOR-CALLS">Operator Invocations</a></dt><dt>logical, <a class="indexterm" href="functions-logical.html">Logical Operators</a></dt><dt>precedence, <a class="indexterm" href="sql-syntax-lexical.html#SQL-PRECEDENCE">Operator Precedence</a></dt><dt>syntax, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-OPERATORS">Operators</a></dt><dt>type resolution in an invocation, <a class="indexterm" href="typeconv-oper.html">Operators</a></dt><dt>user-defined, <a class="indexterm" href="xoper.html">User-Defined Operators</a></dt></dl></dd><dt id="ientry-id-1.5.10.13.2">operator class, <a class="indexterm" href="indexes-opclass.html">Operator Classes and Operator Families</a>, <a class="indexterm" href="xindex.html#XINDEX-OPCLASS">Index Methods and Operator Classes</a></dt><dt id="ientry-id-1.5.10.13.3">operator family, <a class="indexterm" href="indexes-opclass.html">Operator Classes and Operator Families</a>, <a class="indexterm" href="xindex.html#XINDEX-OPFAMILY">Operator Classes and Operator Families</a></dt><dt id="ientry-id-1.8.3.14.2">optimization information, <a class="indexterm" href="xfunc-optimization.html">Function Optimization Information</a>, <a class="indexterm" href="xoper-optimization.html">Operator Optimization Information</a></dt><dd><dl><dt>for functions, <a class="indexterm" href="xfunc-optimization.html">Function Optimization Information</a></dt><dt>for operators, <a class="indexterm" href="xoper-optimization.html">Operator Optimization Information</a></dt></dl></dd><dt id="ientry-id-1.5.8.7.4.2">OR (operator), <a class="indexterm" href="functions-logical.html">Logical Operators</a></dt><dt id="ientry-id-1.8.8.15.2">Oracle, <a class="indexterm" href="plpgsql-porting.html">Porting from Oracle PL/SQL</a></dt><dd><dl><dt>porting from PL/SQL to PL/pgSQL, <a class="indexterm" href="plpgsql-porting.html">Porting from Oracle PL/SQL</a></dt></dl></dd><dt id="ientry-id-1.4.4.6.5.1">ORDER BY, <a class="indexterm" href="tutorial-select.html">Querying a Table</a>, <a class="indexterm" href="queries-order.html">Sorting Rows (ORDER BY)</a></dt><dd><dl><dt>and locales, <a class="indexterm" href="locale.html#LOCALE-BEHAVIOR">Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.15.3">ordered-set aggregate, <a class="indexterm" href="sql-expressions.html#SYNTAX-AGGREGATES">Aggregate Expressions</a></dt><dd><dl><dt>built-in, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.8.3.19.10.2">ordering operator, <a class="indexterm" href="xindex.html#XINDEX-OPCLASS-DEPENDENCIES">System Dependencies on Operator Classes</a></dt><dt id="ientry-id-1.5.8.32.8">ordinality, <a class="indexterm" href="functions-srf.html">Set Returning Functions</a></dt><dt id="ientry-id-1.5.6.6.5.6.4.3.1.2">outer join, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt id="ientry-id-1.8.3.16.5.2">output function, <a class="indexterm" href="xtypes.html">User-Defined Types</a></dt><dt id="ientry-id-1.5.3.6.16.3">OVER clause, <a class="indexterm" href="sql-expressions.html#SYNTAX-WINDOW-FUNCTIONS">Window Function Calls</a></dt><dt id="ientry-id-1.6.5.7.6.4">overcommit, <a class="indexterm" href="kernel-resources.html#LINUX-MEMORY-OVERCOMMIT">Linux Memory Overcommit</a></dt><dt id="ientry-id-1.5.8.15.7.1">OVERLAPS, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.13.1.1.1">overlay, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt><dt id="ientry-id-1.8.3.9.2">overloading, <a class="indexterm" href="xfunc-overload.html">Function Overloading</a></dt><dd><dl><dt>functions, <a class="indexterm" href="xfunc-overload.html">Function Overloading</a></dt><dt>operators, <a class="indexterm" href="xoper.html">User-Defined Operators</a></dt></dl></dd><dt id="ientry-id-1.5.4.10.4">owner, <a class="indexterm" href="ddl-priv.html">Privileges</a></dt></dl></div><div class="indexdiv" id="indexdiv-P"><h3>P</h3><dl><dt id="ientry-id-1.11.7.33.2">pageinspect, <a class="indexterm" href="pageinspect.html">pageinspect — low-level inspection of database pages</a></dt><dt id="ientry-id-1.9.3.69.6.3.13.1.1.3">pages_per_range storage parameter, <a class="indexterm" href="sql-createindex.html#SQL-CREATEINDEX-STORAGE-PARAMETERS">Index Storage Parameters</a></dt><dt id="ientry-id-1.11.7.33.4.2.4.1.2">page_checksum, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GENERAL-FUNCS">General Functions</a></dt><dt id="ientry-id-1.11.7.33.4.2.3.1.2">page_header, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-GENERAL-FUNCS">General Functions</a></dt><dt id="ientry-id-1.8.3.13.8.3.1.4.1.3">palloc, <a class="indexterm" href="xfunc-c.html#XFUNC-C-CODE">Writing Code</a></dt><dt id="ientry-id-1.6.4.6.4.5.3.13.2.1.2">PAM, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="auth-pam.html">PAM Authentication</a></dt><dt id="ientry-id-1.5.14.2">parallel query, <a class="indexterm" href="parallel-query.html">Parallel Query</a></dt><dt id="ientry-id-1.6.6.7.7.2.5.1.3">parallel_leader_participation configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-WORKER-PROCESSES">Worker Processes</a></dt><dt id="ientry-id-1.6.6.10.3.4.6.1.3">parallel_setup_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.6.6.10.3.4.7.1.3">parallel_tuple_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.9.3.85.6.3.4.3.1.3">parallel_workers storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.5.3.6.10.2">parameter</dt><dd><dl><dt>syntax, <a class="indexterm" href="sql-expressions.html#SQL-EXPRESSIONS-PARAMETERS-POSITIONAL">Positional Parameters</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.6.1.15.1.1">parenthesis, <a class="indexterm" href="sql-expressions.html">Value Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.12.1.1.1">parse_ident, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.4.14.9.2">partition pruning, <a class="indexterm" href="ddl-partitioning.html#DDL-PARTITION-PRUNING">Partition Pruning</a></dt><dt id="ientry-id-1.5.4.14.4">partitioned table, <a class="indexterm" href="ddl-partitioning.html">Table Partitioning</a></dt><dt id="ientry-id-1.5.4.14.2">partitioning, <a class="indexterm" href="ddl-partitioning.html">Table Partitioning</a></dt><dt id="ientry-id-1.6.5.5.14.5">password, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt><dd><dl><dt>authentication, <a class="indexterm" href="auth-password.html">Password Authentication</a></dt><dt>of the superuser, <a class="indexterm" href="creating-cluster.html">Creating a Database Cluster</a></dt></dl></dd><dt id="ientry-id-1.7.3.23.2">password file, <a class="indexterm" href="libpq-pgpass.html">The Password File</a></dt><dt id="ientry-id-1.11.7.34.2">passwordcheck, <a class="indexterm" href="passwordcheck.html">passwordcheck — verify password strength</a></dt><dt id="ientry-id-1.11.7.34.7.2.1.1.3">passwordcheck.min_password_length configuration parameter, <a class="indexterm" href="passwordcheck.html#PASSWORDCHECK-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.6.6.6.4.2.2.1.3">password_encryption configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt><dt id="ientry-id-1.5.8.17.7.2.2.12.1.1.1">path, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dd><dl><dt>for schemas, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></dd><dt id="ientry-id-1.6.4.8.3.2">PATH, <a class="indexterm" href="install-post.html#INSTALL-POST-ENV-VARS">Environment Variables</a></dt><dt id="ientry-id-1.5.7.16.10.2">path (data type), <a class="indexterm" href="datatype-geometric.html#DATATYPE-GEOMETRIC-PATHS">Paths</a></dt><dt id="ientry-id-1.5.8.13.2">pattern matching, <a class="indexterm" href="functions-matching.html">Pattern Matching</a></dt><dt id="ientry-id-1.9.4.21.8.4.12.2">patterns</dt><dd><dl><dt>in psql and pg_dump, <a class="indexterm" href="app-psql.html#APP-PSQL-PATTERNS">Patterns</a></dt></dl></dd><dt id="ientry-id-1.5.8.17.6.2.2.10.1.1.1">pclose, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.6.7.16.2">peer, <a class="indexterm" href="auth-peer.html">Peer Authentication</a></dt><dt id="ientry-id-1.5.8.27.18.2.4.2.1.1.1">percentile</dt><dd><dl><dt>continuous, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt>discrete, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.21.2.4.3.1.1.1">percent_rank, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dd><dl><dt>hypothetical, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.5.13.2">performance, <a class="indexterm" href="performance-tips.html">Performance Tips</a></dt><dt id="ientry-id-1.6.4.4.3.2.6.1.1">perl, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.8.10.3">Perl, <a class="indexterm" href="plperl.html">PL/Perl — Perl Procedural Language</a></dt><dt id="ientry-id-1.5.4.10.3">permission (see <a href="#ientry-id-1.5.4.10.2">privilege</a>)</dt><dt id="ientry-id-1.8.3.13.8.3.1.4.1.5">pfree, <a class="indexterm" href="xfunc-c.html#XFUNC-C-CODE">Writing Code</a></dt><dt id="ientry-id-1.7.3.22.3.4.14.1.1">PGAPPNAME, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.9.4.11.1">pgbench, <a class="indexterm" href="pgbench.html">pgbench</a></dt><dt id="ientry-id-1.7.3.14.5.3.1.2.2.3">PGcancel, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-DEPRECATED">Obsolete Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.1.2.2.3">PGcancelConn, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.22.3.4.10.1.1">PGCHANNELBINDING, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.33.1.1">PGCLIENTENCODING, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.8.2.3">PGconn, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.22.3.4.32.1.1">PGCONNECT_TIMEOUT, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.11.7.36.2">pgcrypto, <a class="indexterm" href="pgcrypto.html">pgcrypto — cryptographic functions</a></dt><dt id="ientry-id-1.11.7.36.13.3.1.1.3">pgcrypto.builtin_crypto_enabled configuration
60 parameter, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.6.5.5.8.1.3">PGDATA, <a class="indexterm" href="creating-cluster.html">Creating a Database Cluster</a></dt><dt id="ientry-id-1.7.3.22.3.4.5.1.1">PGDATABASE, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.4.4.1.1.1">PGDATESTYLE, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.21.5.2.1.1.2">PGEventProc, <a class="indexterm" href="libpq-events.html#LIBPQ-EVENTS-PROC">Event Callback Procedure</a></dt><dt id="ientry-id-1.7.3.22.4.4.3.1.1">PGGEQO, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.31.1.1">PGGSSDELEGATION, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.28.1.1">PGGSSENCMODE, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.30.1.1">PGGSSLIB, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.1.1.1">PGHOST, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.3.1.1">PGHOSTADDR, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.29.1.1">PGKRBSRVNAME, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.35.1.1">PGLOADBALANCEHOSTS, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.5.2.2.1.1">PGLOCALEDIR, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.37.1.1">PGMAXPROTOCOLVERSION, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.36.1.1">PGMINPROTOCOLVERSION, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.13.1.1">PGOPTIONS, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.8.1.1">PGPASSFILE, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.7.1.1">PGPASSWORD, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.4.1.1">PGPORT, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.11.7.36.9.17.2">pgp_armor_headers, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-ARMOR-HEADERS">pgp_armor_headers</a></dt><dt id="ientry-id-1.11.7.36.9.15.2">pgp_key_id, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-KEY-ID">pgp_key_id()</a></dt><dt id="ientry-id-1.11.7.36.9.14.2">pgp_pub_decrypt, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-PUB-DECRYPT">pgp_pub_decrypt()</a></dt><dt id="ientry-id-1.11.7.36.9.14.3">pgp_pub_decrypt_bytea, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-PUB-DECRYPT">pgp_pub_decrypt()</a></dt><dt id="ientry-id-1.11.7.36.9.13.2">pgp_pub_encrypt, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-PUB-ENCRYPT">pgp_pub_encrypt()</a></dt><dt id="ientry-id-1.11.7.36.9.13.3">pgp_pub_encrypt_bytea, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-PUB-ENCRYPT">pgp_pub_encrypt()</a></dt><dt id="ientry-id-1.11.7.36.9.12.2">pgp_sym_decrypt, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-SYM-DECRYPT">pgp_sym_decrypt()</a></dt><dt id="ientry-id-1.11.7.36.9.12.3">pgp_sym_decrypt_bytea, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-SYM-DECRYPT">pgp_sym_decrypt()</a></dt><dt id="ientry-id-1.11.7.36.9.11.2">pgp_sym_encrypt, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-SYM-ENCRYPT">pgp_sym_encrypt()</a></dt><dt id="ientry-id-1.11.7.36.9.11.3">pgp_sym_encrypt_bytea, <a class="indexterm" href="pgcrypto.html#PGCRYPTO-PGP-ENC-FUNCS-PGP-SYM-ENCRYPT">pgp_sym_encrypt()</a></dt><dt id="ientry-id-1.7.3.22.3.4.9.1.1">PGREQUIREAUTH, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.25.1.1">PGREQUIREPEER, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.16.1.1">PGREQUIRESSL, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.10.3.9.2">PGresult, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.11.7.41.2">pgrowlocks, <a class="indexterm" href="pgrowlocks.html">pgrowlocks — show a table's row locking information</a>, <a class="indexterm" href="pgrowlocks.html#PGROWLOCKS-OVERVIEW">Overview</a></dt><dt id="ientry-id-1.7.3.22.3.4.11.1.1">PGSERVICE, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.12.1.1">PGSERVICEFILE, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.18.1.1">PGSSLCERT, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.20.1.1">PGSSLCERTMODE, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.17.1.1">PGSSLCOMPRESSION, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.22.1.1">PGSSLCRL, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.23.1.1">PGSSLCRLDIR, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.19.1.1">PGSSLKEY, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.27.1.1">PGSSLMAXPROTOCOLVERSION, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.26.1.1">PGSSLMINPROTOCOLVERSION, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.15.1.1">PGSSLMODE, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.2.1.1">PGSSLNEGOTIATION, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.21.1.1">PGSSLROOTCERT, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.24.1.1">PGSSLSNI, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.11.7.43.5.2.5.1.1">pgstatginindex, <a class="indexterm" href="pgstattuple.html#PGSTATTUPLE-FUNCS">Functions</a></dt><dt id="ientry-id-1.11.7.43.5.2.6.1.1">pgstathashindex, <a class="indexterm" href="pgstattuple.html#PGSTATTUPLE-FUNCS">Functions</a></dt><dt id="ientry-id-1.11.7.43.5.2.3.1.1">pgstatindex, <a class="indexterm" href="pgstattuple.html#PGSTATTUPLE-FUNCS">Functions</a></dt><dt id="ientry-id-1.11.7.43.2">pgstattuple, <a class="indexterm" href="pgstattuple.html">pgstattuple — obtain tuple-level statistics</a>, <a class="indexterm" href="pgstattuple.html#PGSTATTUPLE-FUNCS">Functions</a></dt><dt id="ientry-id-1.11.7.43.5.2.9.1.1">pgstattuple_approx, <a class="indexterm" href="pgstattuple.html#PGSTATTUPLE-FUNCS">Functions</a></dt><dt id="ientry-id-1.7.3.22.5.2.1.1.1">PGSYSCONFDIR, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.34.1.1">PGTARGETSESSIONATTRS, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.4.4.2.1.1">PGTZ, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.7.3.22.3.4.6.1.1">PGUSER, <a class="indexterm" href="libpq-envars.html">Environment Variables</a></dt><dt id="ientry-id-1.8.3.21.2">pgxs, <a class="indexterm" href="extend-pgxs.html">Extension Building Infrastructure</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.1.1.1.1">pg_advisory_lock, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.2.1.1.1">pg_advisory_lock_shared, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.3.1.1.1">pg_advisory_unlock, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.4.1.1.1">pg_advisory_unlock_all, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.5.1.1.1">pg_advisory_unlock_shared, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.6.1.1.1">pg_advisory_xact_lock, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.7.1.1.1">pg_advisory_xact_lock_shared, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.10.4.4.2">pg_aggregate, <a class="indexterm" href="catalog-pg-aggregate.html">pg_aggregate</a></dt><dt id="ientry-id-1.10.5.6.2">pg_aios, <a class="indexterm" href="view-pg-aios.html">pg_aios</a></dt><dt id="ientry-id-1.10.4.5.2">pg_am, <a class="indexterm" href="catalog-pg-am.html">pg_am</a></dt><dt id="ientry-id-1.9.4.9.1">pg_amcheck, <a class="indexterm" href="app-pgamcheck.html">pg_amcheck</a></dt><dt id="ientry-id-1.10.4.6.2">pg_amop, <a class="indexterm" href="catalog-pg-amop.html">pg_amop</a></dt><dt id="ientry-id-1.10.4.7.2">pg_amproc, <a class="indexterm" href="catalog-pg-amproc.html">pg_amproc</a></dt><dt id="ientry-id-1.9.5.4.1">pg_archivecleanup, <a class="indexterm" href="pgarchivecleanup.html">pg_archivecleanup</a></dt><dt id="ientry-id-1.10.4.8.2">pg_attrdef, <a class="indexterm" href="catalog-pg-attrdef.html">pg_attrdef</a></dt><dt id="ientry-id-1.10.4.9.2">pg_attribute, <a class="indexterm" href="catalog-pg-attribute.html">pg_attribute</a></dt><dt id="ientry-id-1.10.4.10.2">pg_authid, <a class="indexterm" href="catalog-pg-authid.html">pg_authid</a></dt><dt id="ientry-id-1.10.4.11.2">pg_auth_members, <a class="indexterm" href="catalog-pg-auth-members.html">pg_auth_members</a></dt><dt id="ientry-id-1.10.5.7.2">pg_available_extensions, <a class="indexterm" href="view-pg-available-extensions.html">pg_available_extensions</a></dt><dt id="ientry-id-1.10.5.8.2">pg_available_extension_versions, <a class="indexterm" href="view-pg-available-extension-versions.html">pg_available_extension_versions</a></dt><dt id="ientry-id-1.5.8.33.14.3.2.2.1.1.1.1">pg_available_wal_summaries, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-WAL-SUMMARY">WAL Summarization Information Functions</a></dt><dt id="ientry-id-1.10.5.9.2">pg_backend_memory_contexts, <a class="indexterm" href="view-pg-backend-memory-contexts.html">pg_backend_memory_contexts</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.11.1.1.1">pg_backend_pid, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.5.1.1.1">pg_backup_start, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.6.1.1.1">pg_backup_stop, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.9.4.10.1">pg_basebackup, <a class="indexterm" href="app-pgbasebackup.html">pg_basebackup</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.2.1.1.1">pg_basetype, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.12.1.1.1">pg_blocking_pids, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.11.7.35.2">pg_buffercache, <a class="indexterm" href="pgbuffercache.html">pg_buffercache — inspect PostgreSQL
61 buffer cache state</a></dt><dt id="ientry-id-1.11.7.35.8">pg_buffercache_evict, <a class="indexterm" href="pgbuffercache.html">pg_buffercache — inspect PostgreSQL
62 buffer cache state</a></dt><dt id="ientry-id-1.11.7.35.10">pg_buffercache_evict_all, <a class="indexterm" href="pgbuffercache.html">pg_buffercache — inspect PostgreSQL
63 buffer cache state</a></dt><dt id="ientry-id-1.11.7.35.9">pg_buffercache_evict_relation, <a class="indexterm" href="pgbuffercache.html">pg_buffercache — inspect PostgreSQL
64 buffer cache state</a></dt><dt id="ientry-id-1.11.7.35.5">pg_buffercache_numa, <a class="indexterm" href="pgbuffercache.html">pg_buffercache — inspect PostgreSQL
65 buffer cache state</a></dt><dt id="ientry-id-1.11.7.35.4">pg_buffercache_pages, <a class="indexterm" href="pgbuffercache.html">pg_buffercache — inspect PostgreSQL
66 buffer cache state</a></dt><dt id="ientry-id-1.11.7.35.6">pg_buffercache_summary, <a class="indexterm" href="pgbuffercache.html">pg_buffercache — inspect PostgreSQL
67 buffer cache state</a></dt><dt id="ientry-id-1.11.7.35.7">pg_buffercache_usage_counts, <a class="indexterm" href="pgbuffercache.html">pg_buffercache — inspect PostgreSQL
68 buffer cache state</a></dt><dt id="ientry-id-1.5.8.34.4.5.2.2.1.1.1.1">pg_cancel_backend, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SIGNAL">Server Signaling Functions</a></dt><dt id="ientry-id-1.10.4.12.2">pg_cast, <a class="indexterm" href="catalog-pg-cast.html">pg_cast</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.3.1.1.1">pg_char_to_encoding, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.9.5.5.1">pg_checksums, <a class="indexterm" href="app-pgchecksums.html">pg_checksums</a></dt><dt id="ientry-id-1.10.4.13.2">pg_class, <a class="indexterm" href="catalog-pg-class.html">pg_class</a></dt><dt id="ientry-id-1.5.8.34.9.10.2.2.4.1.1.1">pg_clear_attribute_stats, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.10.2.2.2.1.1.1">pg_clear_relation_stats, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.13.1.1.1">pg_client_encoding, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.10.4.14.2">pg_collation, <a class="indexterm" href="catalog-pg-collation.html">pg_collation</a></dt><dt id="ientry-id-1.5.8.34.9.8.2.2.1.1.1.1">pg_collation_actual_version, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.1.1.1.1">pg_collation_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.11.15.4.2.2">PG_COLOR, <a class="indexterm" href="color-when.html">When Color is Used</a></dt><dt id="ientry-id-1.11.15.5.2.2">PG_COLORS, <a class="indexterm" href="color-which.html">Configuring the Colors</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.2.1.1.1">pg_column_compression, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.1.1.1.1">pg_column_size, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.3.1.1.1">pg_column_toast_chunk_id, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.9.4.12.1">pg_combinebackup, <a class="indexterm" href="app-pgcombinebackup.html">pg_combinebackup</a></dt><dt id="ientry-id-1.7.3.29.3.2.2.2.2">pg_config, <a class="indexterm" href="app-pgconfig.html">pg_config</a>, <a class="indexterm" href="view-pg-config.html">pg_config</a></dt><dd><dl><dt>with
69 ecpg, <a class="indexterm" href="ecpg-process.html">Processing Embedded SQL Programs</a></dt><dt>with libpq, <a class="indexterm" href="libpq-build.html">Building libpq Programs</a></dt><dt>with user-defined C functions, <a class="indexterm" href="xfunc-c.html#XFUNC-C-CODE">Writing Code</a></dt></dl></dd><dt id="ientry-id-1.5.8.33.3.4.2.2.13.1.1.1">pg_conf_load_time, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.10.4.15.2">pg_constraint, <a class="indexterm" href="catalog-pg-constraint.html">pg_constraint</a></dt><dt id="ientry-id-1.9.5.6.1">pg_controldata, <a class="indexterm" href="app-pgcontroldata.html">pg_controldata</a></dt><dt id="ientry-id-1.5.8.33.12.3.2.2.1.1.1.1">pg_control_checkpoint, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CONTROLDATA">Control Data Functions</a></dt><dt id="ientry-id-1.5.8.33.12.3.2.2.3.1.1.1">pg_control_init, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CONTROLDATA">Control Data Functions</a></dt><dt id="ientry-id-1.5.8.33.12.3.2.2.4.1.1.1">pg_control_recovery, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CONTROLDATA">Control Data Functions</a></dt><dt id="ientry-id-1.5.8.33.12.3.2.2.2.1.1.1">pg_control_system, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CONTROLDATA">Control Data Functions</a></dt><dt id="ientry-id-1.10.4.16.2">pg_conversion, <a class="indexterm" href="catalog-pg-conversion.html">pg_conversion</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.2.1.1.1">pg_conversion_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.5.1.1.1">pg_copy_logical_replication_slot, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.4.1.1.1">pg_copy_physical_replication_slot, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.9.5.7.1">pg_createsubscriber, <a class="indexterm" href="app-pgcreatesubscriber.html">pg_createsubscriber</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.3.1.1.1">pg_create_logical_replication_slot, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.1.1.1.1">pg_create_physical_replication_slot, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.1.1.1.1">pg_create_restore_point, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.6.5.5.9.3">pg_ctl, <a class="indexterm" href="creating-cluster.html">Creating a Database Cluster</a>, <a class="indexterm" href="server-start.html">Starting the Database Server</a>, <a class="indexterm" href="app-pg-ctl.html">pg_ctl</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.14.1.1.1">pg_current_logfile, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.6.1.1.1">pg_current_snapshot, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.2.1.1.1">pg_current_wal_flush_lsn, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.3.1.1.1">pg_current_wal_insert_lsn, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.4.1.1.1">pg_current_wal_lsn, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.3.1.1.1">pg_current_xact_id, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.4.1.1.1">pg_current_xact_id_if_assigned, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.10.5.11.2">pg_cursors, <a class="indexterm" href="view-pg-cursors.html">pg_cursors</a></dt><dt id="ientry-id-1.6.9.6.8.2">pg_database, <a class="indexterm" href="manage-ag-templatedbs.html">Template Databases</a>, <a class="indexterm" href="catalog-pg-database.html">pg_database</a></dt><dt id="ientry-id-1.5.8.34.9.8.2.2.2.1.1.1">pg_database_collation_actual_version, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.4.1.1.1">pg_database_size, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.10.4.18.2">pg_db_role_setting, <a class="indexterm" href="catalog-pg-db-role-setting.html">pg_db_role_setting</a></dt><dt id="ientry-id-1.5.7.29.18">pg_ddl_command, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.10.4.19.2">pg_default_acl, <a class="indexterm" href="catalog-pg-default-acl.html">pg_default_acl</a></dt><dt id="ientry-id-1.10.4.20.2">pg_depend, <a class="indexterm" href="catalog-pg-depend.html">pg_depend</a></dt><dt id="ientry-id-1.5.8.33.7.3.2.2.2.1.1.1">pg_describe_object, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-OBJECT">Object Information and Addressing Functions</a></dt><dt id="ientry-id-1.10.4.21.2">pg_description, <a class="indexterm" href="catalog-pg-description.html">pg_description</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.2.1.1.1">pg_drop_replication_slot, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.9.4.14.1">pg_dump, <a class="indexterm" href="app-pgdump.html">pg_dump</a></dt><dt id="ientry-id-1.6.5.9.11.5.1.2.1">pg_dumpall, <a class="indexterm" href="app-pg-dumpall.html">pg_dumpall</a></dt><dd><dl><dt>use during upgrade, <a class="indexterm" href="upgrading.html#UPGRADING-VIA-PGDUMPALL">Upgrading Data via pg_dumpall</a></dt></dl></dd><dt id="ientry-id-1.5.8.33.6.3.2.2.4.1.1.1">pg_encoding_to_char, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.10.4.22.2">pg_enum, <a class="indexterm" href="catalog-pg-enum.html">pg_enum</a></dt><dt id="ientry-id-1.10.4.23.2">pg_event_trigger, <a class="indexterm" href="catalog-pg-event-trigger.html">pg_event_trigger</a></dt><dt id="ientry-id-1.5.8.36.4.2">pg_event_trigger_ddl_commands, <a class="indexterm" href="functions-event-triggers.html#PG-EVENT-TRIGGER-DDL-COMMAND-END-FUNCTIONS">Capturing Changes at Command End</a></dt><dt id="ientry-id-1.5.8.36.5.2">pg_event_trigger_dropped_objects, <a class="indexterm" href="functions-event-triggers.html#PG-EVENT-TRIGGER-SQL-DROP-FUNCTIONS">Processing Objects Dropped by a DDL Command</a></dt><dt id="ientry-id-1.5.8.36.6.3.2.2.1.1.1.1">pg_event_trigger_table_rewrite_oid, <a class="indexterm" href="functions-event-triggers.html#PG-EVENT-TRIGGER-TABLE-REWRITE-FUNCTIONS">Handling a Table Rewrite Event</a></dt><dt id="ientry-id-1.5.8.36.6.3.2.2.2.1.1.1">pg_event_trigger_table_rewrite_reason, <a class="indexterm" href="functions-event-triggers.html#PG-EVENT-TRIGGER-TABLE-REWRITE-FUNCTIONS">Handling a Table Rewrite Event</a></dt><dt id="ientry-id-1.5.8.34.7.5.2.2.1.1.1.1">pg_export_snapshot, <a class="indexterm" href="functions-admin.html#FUNCTIONS-SNAPSHOT-SYNCHRONIZATION">Snapshot Synchronization Functions</a></dt><dt id="ientry-id-1.10.4.24.2">pg_extension, <a class="indexterm" href="catalog-pg-extension.html">pg_extension</a></dt><dt id="ientry-id-1.8.3.20.13.3">pg_extension_config_dump, <a class="indexterm" href="extend-extensions.html#EXTEND-EXTENSIONS-CONFIG-TABLES">Extension Configuration Tables</a></dt><dt id="ientry-id-1.5.8.34.9.6.2.2.3.1.1.1">pg_filenode_relation, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.10.5.12.2">pg_file_settings, <a class="indexterm" href="view-pg-file-settings.html">pg_file_settings</a></dt><dt id="ientry-id-1.10.4.25.2">pg_foreign_data_wrapper, <a class="indexterm" href="catalog-pg-foreign-data-wrapper.html">pg_foreign_data_wrapper</a></dt><dt id="ientry-id-1.10.4.26.2">pg_foreign_server, <a class="indexterm" href="catalog-pg-foreign-server.html">pg_foreign_server</a></dt><dt id="ientry-id-1.10.4.27.2">pg_foreign_table, <a class="indexterm" href="catalog-pg-foreign-table.html">pg_foreign_table</a></dt><dt id="ientry-id-1.11.7.37.5.2.1.1.2">pg_freespace, <a class="indexterm" href="pgfreespacemap.html#PGFREESPACEMAP-FUNCS">Functions</a></dt><dt id="ientry-id-1.11.7.37.2">pg_freespacemap, <a class="indexterm" href="pgfreespacemap.html">pg_freespacemap — examine the free space map</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.3.1.1.1">pg_function_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.7.3.2.2.1.1.1.1">pg_get_acl, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-OBJECT">Object Information and Addressing Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.5.1.1.1">pg_get_catalog_foreign_keys, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.6.1.1.1">pg_get_constraintdef, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.7.1.1.1">pg_get_expr, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.8.1.1.1">pg_get_functiondef, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.9.1.1.1">pg_get_function_arguments, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.10.1.1.1">pg_get_function_identity_arguments, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.11.1.1.1">pg_get_function_result, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.12.1.1.1">pg_get_indexdef, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.13.1.1.1">pg_get_keywords, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.15.1.1.1">pg_get_loaded_modules, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.11.1.1.1">pg_get_multixact_members, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.7.3.2.2.5.1.1.1">pg_get_object_address, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-OBJECT">Object Information and Addressing Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.14.1.1.1">pg_get_partkeydef, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.15.1.1.1">pg_get_ruledef, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.16.1.1.1">pg_get_serial_sequence, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.17.1.1.1">pg_get_statisticsobjdef, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.18.1.1.1">pg_get_triggerdef, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.19.1.1.1">pg_get_userbyid, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.20.1.1.1">pg_get_viewdef, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.34.6.5.2.2.2.1.1.1">pg_get_wal_replay_pause_state, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.34.6.3.2.2.5.1.1.1">pg_get_wal_resource_managers, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.33.14.3.2.2.3.1.1.1">pg_get_wal_summarizer_state, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-WAL-SUMMARY">WAL Summarization Information Functions</a></dt><dt id="ientry-id-1.10.5.13.2">pg_group, <a class="indexterm" href="view-pg-group.html">pg_group</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.15.1.1.1">pg_has_role, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.6.7.8.2">pg_hba.conf, <a class="indexterm" href="auth-pg-hba-conf.html">The pg_hba.conf File</a></dt><dt id="ientry-id-1.10.5.14.2">pg_hba_file_rules, <a class="indexterm" href="view-pg-hba-file-rules.html">pg_hba_file_rules</a></dt><dt id="ientry-id-1.6.7.9.4.2">pg_ident.conf, <a class="indexterm" href="auth-username-maps.html">User Name Maps</a></dt><dt id="ientry-id-1.5.8.33.7.3.2.2.3.1.1.1">pg_identify_object, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-OBJECT">Object Information and Addressing Functions</a></dt><dt id="ientry-id-1.5.8.33.7.3.2.2.4.1.1.1">pg_identify_object_as_address, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-OBJECT">Object Information and Addressing Functions</a></dt><dt id="ientry-id-1.10.5.15.2">pg_ident_file_mappings, <a class="indexterm" href="view-pg-ident-file-mappings.html">pg_ident_file_mappings</a></dt><dt id="ientry-id-1.5.8.34.9.8.2.2.3.1.1.1">pg_import_system_collations, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.10.4.28.2">pg_index, <a class="indexterm" href="catalog-pg-index.html">pg_index</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.25.1.1.1">pg_indexam_has_property, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.10.5.16.2">pg_indexes, <a class="indexterm" href="view-pg-indexes.html">pg_indexes</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.5.1.1.1">pg_indexes_size, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.23.1.1.1">pg_index_column_has_property, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.24.1.1.1">pg_index_has_property, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.10.4.29.2">pg_inherits, <a class="indexterm" href="catalog-pg-inherits.html">pg_inherits</a></dt><dt id="ientry-id-1.10.4.30.2">pg_init_privs, <a class="indexterm" href="catalog-pg-init-privs.html">pg_init_privs</a></dt><dt id="ientry-id-1.5.8.33.9.3.2.2.2.1.1.1">pg_input_error_info, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-VALIDITY">Data Validity Checking Functions</a></dt><dt id="ientry-id-1.5.8.33.9.3.2.2.1.1.1.1">pg_input_is_valid, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-VALIDITY">Data Validity Checking Functions</a></dt><dt id="ientry-id-1.9.4.16.1">pg_isready, <a class="indexterm" href="app-pg-isready.html">pg_isready</a></dt><dt id="ientry-id-1.5.8.34.6.3.2.2.1.1.1.1">pg_is_in_recovery, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.17.1.1.1">pg_is_other_temp_schema, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.34.6.5.2.2.1.1.1.1">pg_is_wal_replay_paused, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.18.1.1.1">pg_jit_available, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.10.4.31.2">pg_language, <a class="indexterm" href="catalog-pg-language.html">pg_language</a></dt><dt id="ientry-id-1.10.4.32.2">pg_largeobject, <a class="indexterm" href="catalog-pg-largeobject.html">pg_largeobject</a></dt><dt id="ientry-id-1.10.4.33.2">pg_largeobject_metadata, <a class="indexterm" href="catalog-pg-largeobject-metadata.html">pg_largeobject_metadata</a></dt><dt id="ientry-id-1.5.8.33.11.3.2.2.3.1.1.1">pg_last_committed_xact, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-COMMIT-TIMESTAMP">Committed Transaction Information Functions</a></dt><dt id="ientry-id-1.5.8.34.6.3.2.2.2.1.1.1">pg_last_wal_receive_lsn, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.34.6.3.2.2.3.1.1.1">pg_last_wal_replay_lsn, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.34.6.3.2.2.4.1.1.1">pg_last_xact_replay_timestamp, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.20.1.1.1">pg_listening_channels, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.10.5.17.2">pg_locks, <a class="indexterm" href="view-pg-locks.html">pg_locks</a></dt><dt id="ientry-id-1.11.7.38.2">pg_logicalinspect, <a class="indexterm" href="pglogicalinspect.html">pg_logicalinspect — logical decoding components inspection</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.22.1.1.1">pg_logical_emit_message, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.8.1.1.1">pg_logical_slot_get_binary_changes, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.6.1.1.1">pg_logical_slot_get_changes, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.9.1.1.1">pg_logical_slot_peek_binary_changes, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.7.1.1.1">pg_logical_slot_peek_changes, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.4.5.2.2.2.1.1.1">pg_log_backend_memory_contexts, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SIGNAL">Server Signaling Functions</a></dt><dt id="ientry-id-1.5.8.34.7.5.2.2.2.1.1.1">pg_log_standby_snapshot, <a class="indexterm" href="functions-admin.html#FUNCTIONS-SNAPSHOT-SYNCHRONIZATION">Snapshot Synchronization Functions</a></dt><dt id="ientry-id-1.5.7.28.2">pg_lsn, <a class="indexterm" href="datatype-pg-lsn.html">pg_lsn Type</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.8.1.1.1">pg_ls_archive_statusdir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.1.1.1.1">pg_ls_dir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.2.1.1.1">pg_ls_logdir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.4.1.1.1">pg_ls_logicalmapdir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.5.1.1.1">pg_ls_logicalsnapdir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.6.1.1.1">pg_ls_replslotdir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.7.1.1.1">pg_ls_summariesdir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.9.1.1.1">pg_ls_tmpdir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.3.1.1.1">pg_ls_waldir, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.10.5.18.2">pg_matviews, <a class="indexterm" href="view-pg-matviews.html">pg_matviews</a></dt><dt id="ientry-id-1.5.8.37.4.2">pg_mcv_list_items, <a class="indexterm" href="functions-statistics.html#FUNCTIONS-STATISTICS-MCV">Inspecting MCV Lists</a></dt><dt id="ientry-id-1.8.3.13.5.10">PG_MODULE_MAGIC, <a class="indexterm" href="xfunc-c.html#XFUNC-C-DYNLOAD">Dynamic Loading</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.16.1.1.1">pg_my_temp_schema, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.10.4.34.2">pg_namespace, <a class="indexterm" href="catalog-pg-namespace.html">pg_namespace</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.21.1.1.1">pg_notification_queue_usage, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.9.3.158.7.5.2">pg_notify, <a class="indexterm" href="sql-notify.html#id-1.9.3.158.7.5">pg_notify</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.19.1.1.1">pg_numa_available, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.10.4.35.2">pg_opclass, <a class="indexterm" href="catalog-pg-opclass.html">pg_opclass</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.4.1.1.1">pg_opclass_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.10.4.36.2">pg_operator, <a class="indexterm" href="catalog-pg-operator.html">pg_operator</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.5.1.1.1">pg_operator_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.10.4.37.2">pg_opfamily, <a class="indexterm" href="catalog-pg-opfamily.html">pg_opfamily</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.6.1.1.1">pg_opfamily_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.26.1.1.1">pg_options_to_table, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.11.7.39.2">pg_overexplain, <a class="indexterm" href="pgoverexplain.html">pg_overexplain — allow EXPLAIN to dump even more details</a></dt><dt id="ientry-id-1.10.4.38.2">pg_parameter_acl, <a class="indexterm" href="catalog-pg-parameter-acl.html">pg_parameter_acl</a></dt><dt id="ientry-id-1.10.4.39.2">pg_partitioned_table, <a class="indexterm" href="catalog-pg-partitioned-table.html">pg_partitioned_table</a></dt><dt id="ientry-id-1.5.8.34.9.12.2.2.2.1.1.1">pg_partition_ancestors, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.12.2.2.3.1.1.1">pg_partition_root, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.12.2.2.1.1.1.1">pg_partition_tree, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.10.5.19.2">pg_policies, <a class="indexterm" href="view-pg-policies.html">pg_policies</a></dt><dt id="ientry-id-1.10.4.40.2">pg_policy, <a class="indexterm" href="catalog-pg-policy.html">pg_policy</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.22.1.1.1">pg_postmaster_start_time, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.10.5.20.2">pg_prepared_statements, <a class="indexterm" href="view-pg-prepared-statements.html">pg_prepared_statements</a></dt><dt id="ientry-id-1.10.5.21.2">pg_prepared_xacts, <a class="indexterm" href="view-pg-prepared-xacts.html">pg_prepared_xacts</a></dt><dt id="ientry-id-1.11.7.40.2">pg_prewarm, <a class="indexterm" href="pgprewarm.html">pg_prewarm — preload relation data into buffer caches</a></dt><dt id="ientry-id-1.11.7.40.5.2.1.1.3">pg_prewarm.autoprewarm configuration parameter, <a class="indexterm" href="pgprewarm.html#PGPREWARM-CONFIG-PARAMS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.40.5.3.1.1.3">pg_prewarm.autoprewarm_interval configuration parameter, <a class="indexterm" href="pgprewarm.html#PGPREWARM-CONFIG-PARAMS">Configuration Parameters</a></dt><dt id="ientry-id-1.10.4.41.2">pg_proc, <a class="indexterm" href="catalog-pg-proc.html">pg_proc</a></dt><dt id="ientry-id-1.5.8.34.6.5.2.2.3.1.1.1">pg_promote, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.10.4.42.2">pg_publication, <a class="indexterm" href="catalog-pg-publication.html">pg_publication</a></dt><dt id="ientry-id-1.10.4.43.2">pg_publication_namespace, <a class="indexterm" href="catalog-pg-publication-namespace.html">pg_publication_namespace</a></dt><dt id="ientry-id-1.10.4.44.2">pg_publication_rel, <a class="indexterm" href="catalog-pg-publication-rel.html">pg_publication_rel</a></dt><dt id="ientry-id-1.10.5.22.2">pg_publication_tables, <a class="indexterm" href="view-pg-publication-tables.html">pg_publication_tables</a></dt><dt id="ientry-id-1.10.4.45.2">pg_range, <a class="indexterm" href="catalog-pg-range.html">pg_range</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.11.1.1.1">pg_read_binary_file, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.10.1.1.1">pg_read_file, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.9.4.17.1">pg_receivewal, <a class="indexterm" href="app-pgreceivewal.html">pg_receivewal</a></dt><dt id="ientry-id-1.11.16.7.2">pg_receivexlog, <a class="indexterm" href="app-pgreceivexlog.html">pg_receivexlog renamed to pg_receivewal</a> (see <a href="#ientry-id-1.9.4.17.1">pg_receivewal</a>)</dt><dt id="ientry-id-1.9.4.18.1">pg_recvlogical, <a class="indexterm" href="app-pgrecvlogical.html">pg_recvlogical</a></dt><dt id="ientry-id-1.5.8.34.9.6.2.2.1.1.1.1">pg_relation_filenode, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.6.2.2.2.1.1.1">pg_relation_filepath, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.6.1.1.1">pg_relation_size, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.4.5.2.2.3.1.1.1">pg_reload_conf, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SIGNAL">Server Signaling Functions</a></dt><dt id="ientry-id-1.11.7.43.5.2.7.1.1">pg_relpages, <a class="indexterm" href="pgstattuple.html#PGSTATTUPLE-FUNCS">Functions</a></dt><dt id="ientry-id-1.10.4.46.2">pg_replication_origin, <a class="indexterm" href="catalog-pg-replication-origin.html">pg_replication_origin</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.20.1.1.1">pg_replication_origin_advance, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.11.1.1.1">pg_replication_origin_create, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.12.1.1.1">pg_replication_origin_drop, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.13.1.1.1">pg_replication_origin_oid, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.21.1.1.1">pg_replication_origin_progress, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.16.1.1.1">pg_replication_origin_session_is_setup, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.17.1.1.1">pg_replication_origin_session_progress, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.15.1.1.1">pg_replication_origin_session_reset, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.14.1.1.1">pg_replication_origin_session_setup, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.10.5.23.2">pg_replication_origin_status, <a class="indexterm" href="view-pg-replication-origin-status.html">pg_replication_origin_status</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.19.1.1.1">pg_replication_origin_xact_reset, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.18.1.1.1">pg_replication_origin_xact_setup, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.10.5.24.2">pg_replication_slots, <a class="indexterm" href="view-pg-replication-slots.html">pg_replication_slots</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.10.1.1.1">pg_replication_slot_advance, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.9.5.9.1">pg_resetwal, <a class="indexterm" href="app-pgresetwal.html">pg_resetwal</a></dt><dt id="ientry-id-1.11.16.6.2">pg_resetxlog, <a class="indexterm" href="app-pgresetxlog.html">pg_resetxlog renamed to pg_resetwal</a> (see <a href="#ientry-id-1.9.5.9.1">pg_resetwal</a>)</dt><dt id="ientry-id-1.9.4.19.1">pg_restore, <a class="indexterm" href="app-pgrestore.html">pg_restore</a></dt><dt id="ientry-id-1.5.8.34.9.10.2.2.3.1.1.1">pg_restore_attribute_stats, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.10.2.2.1.1.1.1">pg_restore_relation_stats, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.9.5.10.1">pg_rewind, <a class="indexterm" href="app-pgrewind.html">pg_rewind</a></dt><dt id="ientry-id-1.10.4.47.2">pg_rewrite, <a class="indexterm" href="catalog-pg-rewrite.html">pg_rewrite</a></dt><dt id="ientry-id-1.10.5.25.2">pg_roles, <a class="indexterm" href="view-pg-roles.html">pg_roles</a></dt><dt id="ientry-id-1.5.8.34.4.5.2.2.4.1.1.1">pg_rotate_logfile, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SIGNAL">Server Signaling Functions</a></dt><dt id="ientry-id-1.10.5.26.2">pg_rules, <a class="indexterm" href="view-pg-rules.html">pg_rules</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.23.1.1.1">pg_safe_snapshot_blocking_pids, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.10.4.48.2">pg_seclabel, <a class="indexterm" href="catalog-pg-seclabel.html">pg_seclabel</a></dt><dt id="ientry-id-1.10.5.27.2">pg_seclabels, <a class="indexterm" href="view-pg-seclabels.html">pg_seclabels</a></dt><dt id="ientry-id-1.10.4.49.2">pg_sequence, <a class="indexterm" href="catalog-pg-sequence.html">pg_sequence</a></dt><dt id="ientry-id-1.10.5.28.2">pg_sequences, <a class="indexterm" href="view-pg-sequences.html">pg_sequences</a></dt><dt id="ientry-id-1.7.3.24.3">pg_service.conf, <a class="indexterm" href="libpq-pgservice.html">The Connection Service File</a></dt><dt id="ientry-id-1.10.5.29.2">pg_settings, <a class="indexterm" href="view-pg-settings.html">pg_settings</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.27.1.1.1">pg_settings_get_flags, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.10.5.30.2">pg_shadow, <a class="indexterm" href="view-pg-shadow.html">pg_shadow</a></dt><dt id="ientry-id-1.10.4.50.2">pg_shdepend, <a class="indexterm" href="catalog-pg-shdepend.html">pg_shdepend</a></dt><dt id="ientry-id-1.10.4.51.2">pg_shdescription, <a class="indexterm" href="catalog-pg-shdescription.html">pg_shdescription</a></dt><dt id="ientry-id-1.10.5.31.2">pg_shmem_allocations, <a class="indexterm" href="view-pg-shmem-allocations.html">pg_shmem_allocations</a></dt><dt id="ientry-id-1.10.5.32.2">pg_shmem_allocations_numa, <a class="indexterm" href="view-pg-shmem-allocations-numa.html">pg_shmem_allocations_numa</a></dt><dt id="ientry-id-1.10.4.52.2">pg_shseclabel, <a class="indexterm" href="catalog-pg-shseclabel.html">pg_shseclabel</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.7.1.1.1">pg_size_bytes, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.8.1.1.1">pg_size_pretty, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.15.18.2">pg_sleep, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-DELAY">Delaying Execution</a></dt><dt id="ientry-id-1.5.8.15.18.3">pg_sleep_for, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-DELAY">Delaying Execution</a></dt><dt id="ientry-id-1.5.8.15.18.4">pg_sleep_until, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-DELAY">Delaying Execution</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.7.1.1.1">pg_snapshot_xip, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.8.1.1.1">pg_snapshot_xmax, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.9.1.1.1">pg_snapshot_xmin, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.10.1.1.1">pg_split_walfile_name, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.25.1.2">pg_statio_all_indexes, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STATIO-ALL-INDEXES-VIEW">pg_statio_all_indexes</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.28.1.2">pg_statio_all_sequences, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STATIO-ALL-SEQUENCES-VIEW">pg_statio_all_sequences</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.22.1.2">pg_statio_all_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STATIO-ALL-TABLES-VIEW">pg_statio_all_tables</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.26.1.2">pg_statio_sys_indexes, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.29.1.2">pg_statio_sys_sequences, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.23.1.2">pg_statio_sys_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.27.1.2">pg_statio_user_indexes, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.30.1.2">pg_statio_user_sequences, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.24.1.2">pg_statio_user_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.5.13.5.3.5">pg_statistic, <a class="indexterm" href="planner-stats.html#PLANNER-STATS-SINGLE-COLUMN">Single-Column Statistics</a>, <a class="indexterm" href="catalog-pg-statistic.html">pg_statistic</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.7.1.1.1">pg_statistics_obj_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.5.13.5.4.4">pg_statistic_ext, <a class="indexterm" href="planner-stats.html#PLANNER-STATS-EXTENDED">Extended Statistics</a>, <a class="indexterm" href="catalog-pg-statistic-ext.html">pg_statistic_ext</a></dt><dt id="ientry-id-1.5.13.5.4.5">pg_statistic_ext_data, <a class="indexterm" href="planner-stats.html#PLANNER-STATS-EXTENDED">Extended Statistics</a>, <a class="indexterm" href="catalog-pg-statistic-ext.html">pg_statistic_ext</a></dt><dt id="ientry-id-1.5.13.5.3.7">pg_stats, <a class="indexterm" href="planner-stats.html#PLANNER-STATS-SINGLE-COLUMN">Single-Column Statistics</a>, <a class="indexterm" href="view-pg-stats.html">pg_stats</a></dt><dt id="ientry-id-1.10.5.34.2">pg_stats_ext, <a class="indexterm" href="view-pg-stats-ext.html">pg_stats_ext</a></dt><dt id="ientry-id-1.10.5.35.2">pg_stats_ext_exprs, <a class="indexterm" href="view-pg-stats-ext-exprs.html">pg_stats_ext_exprs</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.1.1.2">pg_stat_activity, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-ACTIVITY-VIEW">pg_stat_activity</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.17.1.2">pg_stat_all_indexes, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-ALL-INDEXES-VIEW">pg_stat_all_indexes</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.11.1.2">pg_stat_all_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-ALL-TABLES-VIEW">pg_stat_all_tables</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.1.1.2">pg_stat_archiver, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-ARCHIVER-VIEW">pg_stat_archiver</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.2.1.2">pg_stat_bgwriter, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-BGWRITER-VIEW">pg_stat_bgwriter</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.3.1.2">pg_stat_checkpointer, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-CHECKPOINTER-VIEW">pg_stat_checkpointer</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.8.1.1.1">pg_stat_clear_snapshot, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.4.1.2">pg_stat_database, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-DATABASE-VIEW">pg_stat_database</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.5.1.2">pg_stat_database_conflicts, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-DATABASE-CONFLICTS-VIEW">pg_stat_database_conflicts</a></dt><dt id="ientry-id-1.5.8.34.11.6.2.2.12.1.1.1">pg_stat_file, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-GENFILE">Generic File Access Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.3.1.1.1">pg_stat_get_activity, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.1.1.1.1">pg_stat_get_backend_activity, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.2.1.1.1">pg_stat_get_backend_activity_start, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.3.1.1.1">pg_stat_get_backend_client_addr, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.4.1.1.1">pg_stat_get_backend_client_port, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.5.1.1.1">pg_stat_get_backend_dbid, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.6.1.1.1">pg_stat_get_backend_idset, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.2.1.1.1">pg_stat_get_backend_io, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.7.1.1.1">pg_stat_get_backend_pid, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.8.1.1.1">pg_stat_get_backend_start, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.9.1.1.1">pg_stat_get_backend_subxact, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.10.1.1.1">pg_stat_get_backend_userid, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.11.1.1.1">pg_stat_get_backend_wait_event, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.12.1.1.1">pg_stat_get_backend_wait_event_type, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.4.1.1.1">pg_stat_get_backend_wal, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.7.2.2.13.1.1.1">pg_stat_get_backend_xact_start, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.5.1.1.1">pg_stat_get_snapshot_timestamp, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.6.1.1.1">pg_stat_get_xact_blocks_fetched, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.7.1.1.1">pg_stat_get_xact_blocks_hit, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.7.1.2">pg_stat_gssapi, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-GSSAPI-VIEW">pg_stat_gssapi</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.6.1.2">pg_stat_io, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-IO-VIEW">pg_stat_io</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.8.1.2">pg_stat_progress_analyze, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="progress-reporting.html#ANALYZE-PROGRESS-REPORTING">ANALYZE Progress Reporting</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.12.1.2">pg_stat_progress_basebackup, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="progress-reporting.html#BASEBACKUP-PROGRESS-REPORTING">Base Backup Progress Reporting</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.11.1.2">pg_stat_progress_cluster, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="progress-reporting.html#CLUSTER-PROGRESS-REPORTING">CLUSTER Progress Reporting</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.13.1.2">pg_stat_progress_copy, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="progress-reporting.html#COPY-PROGRESS-REPORTING">COPY Progress Reporting</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.9.1.2">pg_stat_progress_create_index, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="progress-reporting.html#CREATE-INDEX-PROGRESS-REPORTING">CREATE INDEX Progress Reporting</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.10.1.2">pg_stat_progress_vacuum, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="progress-reporting.html#VACUUM-PROGRESS-REPORTING">VACUUM Progress Reporting</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.4.1.2">pg_stat_recovery_prefetch, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-RECOVERY-PREFETCH">pg_stat_recovery_prefetch</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.2.1.2">pg_stat_replication, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-REPLICATION-VIEW">pg_stat_replication</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.7.1.2">pg_stat_replication_slots, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-REPLICATION-SLOTS-VIEW">pg_stat_replication_slots</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.9.1.1.1">pg_stat_reset, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.12.1.1.1">pg_stat_reset_backend_stats, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.15.1.1.1">pg_stat_reset_replication_slot, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.10.1.1.1">pg_stat_reset_shared, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.13.1.1.1">pg_stat_reset_single_function_counters, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.11.1.1.1">pg_stat_reset_single_table_counters, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.14.1.1.1">pg_stat_reset_slru, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.30.4.2.2.16.1.1.1">pg_stat_reset_subscription_stats, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-FUNCTIONS">Statistics Functions</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.8.1.2">pg_stat_slru, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-SLRU-VIEW">pg_stat_slru</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.6.1.2">pg_stat_ssl, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-SSL-VIEW">pg_stat_ssl</a></dt><dt id="ientry-id-1.11.7.42.2">pg_stat_statements, <a class="indexterm" href="pgstatstatements.html">pg_stat_statements — track statistics of SQL planning and execution</a></dt><dd><dl><dt>function, <a class="indexterm" href="pgstatstatements.html#PGSTATSTATEMENTS-FUNCS">Functions</a></dt></dl></dd><dt id="ientry-id-1.11.7.42.9.2.1.1.3">pg_stat_statements.max configuration parameter, <a class="indexterm" href="pgstatstatements.html#PGSTATSTATEMENTS-CONFIG-PARAMS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.42.9.2.5.1.3">pg_stat_statements.save configuration parameter, <a class="indexterm" href="pgstatstatements.html#PGSTATSTATEMENTS-CONFIG-PARAMS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.42.9.2.2.1.3">pg_stat_statements.track configuration parameter, <a class="indexterm" href="pgstatstatements.html#PGSTATSTATEMENTS-CONFIG-PARAMS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.42.9.2.4.1.3">pg_stat_statements.track_planning configuration parameter, <a class="indexterm" href="pgstatstatements.html#PGSTATSTATEMENTS-CONFIG-PARAMS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.42.9.2.3.1.3">pg_stat_statements.track_utility configuration parameter, <a class="indexterm" href="pgstatstatements.html#PGSTATSTATEMENTS-CONFIG-PARAMS">Configuration Parameters</a></dt><dt id="ientry-id-1.11.7.42.7.2">pg_stat_statements_info, <a class="indexterm" href="pgstatstatements.html#PGSTATSTATEMENTS-PG-STAT-STATEMENTS-INFO">The pg_stat_statements_info View</a></dt><dt id="ientry-id-1.11.7.42.8.2.1.1.2">pg_stat_statements_reset, <a class="indexterm" href="pgstatstatements.html#PGSTATSTATEMENTS-FUNCS">Functions</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.5.1.2">pg_stat_subscription, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-SUBSCRIPTION">pg_stat_subscription</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.9.1.2">pg_stat_subscription_stats, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-SUBSCRIPTION-STATS">pg_stat_subscription_stats</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.18.1.2">pg_stat_sys_indexes, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.12.1.2">pg_stat_sys_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.20.1.2">pg_stat_user_functions, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-USER-FUNCTIONS-VIEW">pg_stat_user_functions</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.19.1.2">pg_stat_user_indexes, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.13.1.2">pg_stat_user_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.10.1.2">pg_stat_wal, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-WAL-VIEW">pg_stat_wal</a></dt><dt id="ientry-id-1.6.14.7.6.7.2.2.3.1.2">pg_stat_wal_receiver, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a>, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-WAL-RECEIVER-VIEW">pg_stat_wal_receiver</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.14.1.2">pg_stat_xact_all_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.15.1.2">pg_stat_xact_sys_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.21.1.2">pg_stat_xact_user_functions, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.6.14.7.6.8.2.2.16.1.2">pg_stat_xact_user_tables, <a class="indexterm" href="monitoring-stats.html#MONITORING-STATS-VIEWS">Viewing Statistics</a></dt><dt id="ientry-id-1.10.4.56.2">pg_subscription, <a class="indexterm" href="catalog-pg-subscription.html">pg_subscription</a></dt><dt id="ientry-id-1.10.4.57.2">pg_subscription_rel, <a class="indexterm" href="catalog-pg-subscription-rel.html">pg_subscription_rel</a></dt><dt id="ientry-id-1.11.7.44.2">pg_surgery, <a class="indexterm" href="pgsurgery.html">pg_surgery — perform low-level surgery on relation data</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.7.1.1.1">pg_switch_wal, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.5.8.34.8.5.2.2.23.1.1.1">pg_sync_replication_slots, <a class="indexterm" href="functions-admin.html#FUNCTIONS-REPLICATION">Replication Management Functions</a></dt><dt id="ientry-id-1.10.5.36.2">pg_tables, <a class="indexterm" href="view-pg-tables.html">pg_tables</a></dt><dt id="ientry-id-1.10.4.58.2">pg_tablespace, <a class="indexterm" href="catalog-pg-tablespace.html">pg_tablespace</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.28.1.1.1">pg_tablespace_databases, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.29.1.1.1">pg_tablespace_location, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.10.1.1.1">pg_tablespace_size, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.8.1.1.1">pg_table_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.9.1.1.1">pg_table_size, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.6.6.14.2.2.2.2.5.3">pg_temp, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dd><dl><dt>securing functions, <a class="indexterm" href="sql-createfunction.html#SQL-CREATEFUNCTION-SECURITY">Writing SECURITY DEFINER Functions Safely</a></dt></dl></dd><dt id="ientry-id-1.5.8.34.4.5.2.2.5.1.1.1">pg_terminate_backend, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SIGNAL">Server Signaling Functions</a></dt><dt id="ientry-id-1.9.5.11.1">pg_test_fsync, <a class="indexterm" href="pgtestfsync.html">pg_test_fsync</a></dt><dt id="ientry-id-1.9.5.12.1">pg_test_timing, <a class="indexterm" href="pgtesttiming.html">pg_test_timing</a></dt><dt id="ientry-id-1.10.5.37.2">pg_timezone_abbrevs, <a class="indexterm" href="view-pg-timezone-abbrevs.html">pg_timezone_abbrevs</a></dt><dt id="ientry-id-1.10.5.38.2">pg_timezone_names, <a class="indexterm" href="view-pg-timezone-names.html">pg_timezone_names</a></dt><dt id="ientry-id-1.5.8.34.9.3.2.2.11.1.1.1">pg_total_relation_size, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-DBOBJECT">Database Object Management Functions</a></dt><dt id="ientry-id-1.10.4.59.2">pg_transform, <a class="indexterm" href="catalog-pg-transform.html">pg_transform</a></dt><dt id="ientry-id-1.11.7.45.2">pg_trgm, <a class="indexterm" href="pgtrgm.html">pg_trgm —
70 support for similarity of text using trigram matching</a></dt><dt id="ientry-id-1.11.7.45.7.2.1.1.3">pg_trgm.similarity_threshold configuration parameter, <a class="indexterm" href="pgtrgm.html#PGTRGM-GUC">GUC Parameters</a></dt><dt id="ientry-id-1.11.7.45.7.2.3.1.3">pg_trgm.strict_word_similarity_threshold configuration parameter, <a class="indexterm" href="pgtrgm.html#PGTRGM-GUC">GUC Parameters</a></dt><dt id="ientry-id-1.11.7.45.7.2.2.1.3">pg_trgm.word_similarity_threshold configuration parameter, <a class="indexterm" href="pgtrgm.html#PGTRGM-GUC">GUC Parameters</a></dt><dt id="ientry-id-1.10.4.60.2">pg_trigger, <a class="indexterm" href="catalog-pg-trigger.html">pg_trigger</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.24.1.1.1">pg_trigger_depth, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.8.1.1.1">pg_try_advisory_lock, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.9.1.1.1">pg_try_advisory_lock_shared, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.10.1.1.1">pg_try_advisory_xact_lock, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.5.8.34.12.4.2.2.11.1.1.1">pg_try_advisory_xact_lock_shared, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADVISORY-LOCKS">Advisory Lock Functions</a></dt><dt id="ientry-id-1.10.4.61.2">pg_ts_config, <a class="indexterm" href="catalog-pg-ts-config.html">pg_ts_config</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.9.1.1.1">pg_ts_config_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.10.4.62.2">pg_ts_config_map, <a class="indexterm" href="catalog-pg-ts-config-map.html">pg_ts_config_map</a></dt><dt id="ientry-id-1.10.4.63.2">pg_ts_dict, <a class="indexterm" href="catalog-pg-ts-dict.html">pg_ts_dict</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.10.1.1.1">pg_ts_dict_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.10.4.64.2">pg_ts_parser, <a class="indexterm" href="catalog-pg-ts-parser.html">pg_ts_parser</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.11.1.1.1">pg_ts_parser_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.10.4.65.2">pg_ts_template, <a class="indexterm" href="catalog-pg-ts-template.html">pg_ts_template</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.12.1.1.1">pg_ts_template_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.10.4.66.2">pg_type, <a class="indexterm" href="catalog-pg-type.html">pg_type</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.30.1.1.1">pg_typeof, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.5.4.2.2.13.1.1.1">pg_type_is_visible, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt><dt id="ientry-id-1.9.5.13.1">pg_upgrade, <a class="indexterm" href="pgupgrade.html">pg_upgrade</a></dt><dt id="ientry-id-1.10.5.39.2">pg_user, <a class="indexterm" href="view-pg-user.html">pg_user</a></dt><dt id="ientry-id-1.10.4.67.2">pg_user_mapping, <a class="indexterm" href="catalog-pg-user-mapping.html">pg_user_mapping</a></dt><dt id="ientry-id-1.10.5.40.2">pg_user_mappings, <a class="indexterm" href="view-pg-user-mappings.html">pg_user_mappings</a></dt><dt id="ientry-id-1.9.4.20.1">pg_verifybackup, <a class="indexterm" href="app-pgverifybackup.html">pg_verifybackup</a></dt><dt id="ientry-id-1.10.5.41.2">pg_views, <a class="indexterm" href="view-pg-views.html">pg_views</a></dt><dt id="ientry-id-1.11.7.46.2">pg_visibility, <a class="indexterm" href="pgvisibility.html">pg_visibility — visibility map information and utilities</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.10.1.1.1">pg_visible_in_snapshot, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.10.5.42.2">pg_wait_events, <a class="indexterm" href="view-pg-wait-events.html">pg_wait_events</a></dt><dt id="ientry-id-1.9.5.14.1">pg_waldump, <a class="indexterm" href="pgwaldump.html">pg_waldump</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.8.1.1.1">pg_walfile_name, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.9.1.1.1">pg_walfile_name_offset, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.11.7.47.2">pg_walinspect, <a class="indexterm" href="pgwalinspect.html">pg_walinspect — low-level WAL inspection</a></dt><dt id="ientry-id-1.9.5.15.1">pg_walsummary, <a class="indexterm" href="app-pgwalsummary.html">pg_walsummary</a></dt><dt id="ientry-id-1.5.8.34.5.5.2.2.11.1.1.1">pg_wal_lsn_diff, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-BACKUP">Backup Control Functions</a></dt><dt id="ientry-id-1.5.8.34.6.5.2.2.4.1.1.1">pg_wal_replay_pause, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.34.6.5.2.2.5.1.1.1">pg_wal_replay_resume, <a class="indexterm" href="functions-admin.html#FUNCTIONS-RECOVERY-CONTROL">Recovery Control Functions</a></dt><dt id="ientry-id-1.5.8.33.14.3.2.2.2.1.1.1">pg_wal_summary_contents, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-WAL-SUMMARY">WAL Summarization Information Functions</a></dt><dt id="ientry-id-1.5.8.33.11.3.2.2.1.1.1.1">pg_xact_commit_timestamp, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-COMMIT-TIMESTAMP">Committed Transaction Information Functions</a></dt><dt id="ientry-id-1.5.8.33.11.3.2.2.2.1.1.1">pg_xact_commit_timestamp_origin, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-COMMIT-TIMESTAMP">Committed Transaction Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.3.2.2.5.1.1.1">pg_xact_status, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.11.16.5.2">pg_xlogdump, <a class="indexterm" href="pgxlogdump.html">pg_xlogdump renamed to pg_waldump</a> (see <a href="#ientry-id-1.9.5.14.1">pg_waldump</a>)</dt><dt id="ientry-id-1.5.12.5.4.1.3.1.1">phantom read, <a class="indexterm" href="transaction-iso.html">Transaction Isolation</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.6.1.1.1">phraseto_tsquery, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-controls.html#TEXTSEARCH-PARSING-QUERIES">Parsing Queries</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.22.1.1.1">pi, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.8.3.13.9.4.3">PIC, <a class="indexterm" href="xfunc-c.html#DFUNC">Compiling and Linking Dynamically-Loaded Functions</a></dt><dt id="ientry-id-1.7.3.9.5.2.9.2.1.2">PID</dt><dd><dl><dt>determining PID of server process</dt><dd><dl><dt>in libpq, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt></dl></dd></dl></dd><dt id="ientry-id-1.7.3.12.3">pipelining, <a class="indexterm" href="libpq-pipeline-mode.html">Pipeline Mode</a>, <a class="indexterm" href="protocol-flow.html#PROTOCOL-FLOW-PIPELINING">Pipelining</a></dt><dd><dl><dt>in libpq, <a class="indexterm" href="libpq-pipeline-mode.html">Pipeline Mode</a></dt><dt>protocol specification, <a class="indexterm" href="protocol-flow.html#PROTOCOL-FLOW-PIPELINING">Pipelining</a></dt></dl></dd><dt id="ientry-id-1.6.12.7.4">PITR, <a class="indexterm" href="backup.html">Backup and Restore</a></dt><dt id="ientry-id-1.6.13.16.8">PITR standby, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.6.4.4.3.2.9.3.2">pkg-config, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dd><dl><dt>with
71 ecpg, <a class="indexterm" href="ecpg-process.html">Processing Embedded SQL Programs</a></dt><dt>with
72 libpq, <a class="indexterm" href="libpq-build.html">Building libpq Programs</a></dt></dl></dd><dt id="ientry-id-1.8.10.2">PL/Perl, <a class="indexterm" href="plperl.html">PL/Perl — Perl Procedural Language</a></dt><dt id="ientry-id-1.8.10.13.6.3">PL/PerlU, <a class="indexterm" href="plperl-trusted.html">Trusted and Untrusted PL/Perl</a></dt><dt id="ientry-id-1.8.8.2">PL/pgSQL, <a class="indexterm" href="plpgsql.html">PL/pgSQL — SQL Procedural Language</a></dt><dt id="ientry-id-1.8.11.2">PL/Python, <a class="indexterm" href="plpython.html">PL/Python — Python Procedural Language</a></dt><dt id="ientry-id-1.8.8.15.3">PL/SQL (Oracle), <a class="indexterm" href="plpgsql-porting.html">Porting from Oracle PL/SQL</a></dt><dd><dl><dt>porting to PL/pgSQL, <a class="indexterm" href="plpgsql-porting.html">Porting from Oracle PL/SQL</a></dt></dl></dd><dt id="ientry-id-1.8.9.2">PL/Tcl, <a class="indexterm" href="pltcl.html">PL/Tcl — Tcl Procedural Language</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.5.1.1.1">plainto_tsquery, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-controls.html#TEXTSEARCH-PARSING-QUERIES">Parsing Queries</a></dt><dt id="ientry-id-1.6.6.10.5.2.7.1.3">plan_cache_mode configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.8.10.16.2.3.1.1.3">plperl.on_init configuration parameter, <a class="indexterm" href="plperl-under-the-hood.html#PLPERL-CONFIG">Configuration</a></dt><dt id="ientry-id-1.8.10.16.2.3.2.2.3">plperl.on_plperlu_init configuration parameter, <a class="indexterm" href="plperl-under-the-hood.html#PLPERL-CONFIG">Configuration</a></dt><dt id="ientry-id-1.8.10.16.2.3.2.1.3">plperl.on_plperl_init configuration parameter, <a class="indexterm" href="plperl-under-the-hood.html#PLPERL-CONFIG">Configuration</a></dt><dt id="ientry-id-1.8.10.16.2.3.3.1.3">plperl.use_strict configuration parameter, <a class="indexterm" href="plperl-under-the-hood.html#PLPERL-CONFIG">Configuration</a></dt><dt id="ientry-id-1.8.8.11.3.4">plpgsql.check_asserts configuration parameter, <a class="indexterm" href="plpgsql-errors-and-messages.html#PLPGSQL-STATEMENTS-ASSERT">Checking Assertions</a></dt><dt id="ientry-id-1.8.8.13.3.9">plpgsql.variable_conflict configuration parameter, <a class="indexterm" href="plpgsql-implementation.html#PLPGSQL-VAR-SUBST">Variable Substitution</a></dt><dt id="ientry-id-1.8.9.15.3.1.1.3">pltcl.start_proc configuration parameter, <a class="indexterm" href="pltcl-config.html">PL/Tcl Configuration</a></dt><dt id="ientry-id-1.8.9.15.3.2.1.3">pltclu.start_proc configuration parameter, <a class="indexterm" href="pltcl-config.html">PL/Tcl Configuration</a></dt><dt id="ientry-id-1.5.7.16.6.2">point, <a class="indexterm" href="datatype-geometric.html#DATATYPE-GEOMETRIC-POINTS">Points</a>, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.6.12.7.3">point-in-time recovery, <a class="indexterm" href="backup.html">Backup and Restore</a></dt><dt id="ientry-id-1.5.4.11.3">policy, <a class="indexterm" href="ddl-rowsecurity.html">Row Security Policies</a></dt><dt id="ientry-id-1.5.7.16.11.2">polygon, <a class="indexterm" href="datatype-geometric.html#DATATYPE-POLYGON">Polygons</a>, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.8.3.5.13.3">polymorphic function, <a class="indexterm" href="extend-type-system.html#EXTEND-TYPES-POLYMORPHIC">Polymorphic Types</a></dt><dt id="ientry-id-1.8.3.5.13.2">polymorphic type, <a class="indexterm" href="extend-type-system.html#EXTEND-TYPES-POLYMORPHIC">Polymorphic Types</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.1.1.1.2">popcount (see <a href="#ientry-id-1.5.8.11.7.2.2.1.1.1.1">bit_count</a>)</dt><dt id="ientry-id-1.5.8.17.6.2.2.11.1.1.1">popen, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.22.1.1.1">populate_record, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.7.3.8.4.2.1.3.2.1.1">port, <a class="indexterm" href="libpq-connect.html#LIBPQ-PARAMKEYWORDS">Parameter Key Words</a></dt><dt id="ientry-id-1.6.6.6.2.2.2.1.3">port configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.8.8.9.5.4">portal</dt><dd><dl><dt>DECLARE, <a class="indexterm" href="sql-declare.html">DECLARE</a></dt><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-cursors.html#PLPGSQL-CURSOR-OPENING">Opening Cursors</a></dt></dl></dd><dt id="ientry-id-1.5.8.10.5.2.2.14.1.1.1">position, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.13.9.48.4">POSITION_REGEX, <a class="indexterm" href="functions-matching.html#POSIX-VS-XQUERY">Differences from SQL Standard and XQuery</a></dt><dt id="ientry-id-1.3.5.5.2">POSTGRES, <a class="indexterm" href="history.html#HISTORY-BERKELEY">The Berkeley POSTGRES Project</a></dt><dt id="ientry-id-1.4.3.3.3.3.1.1.2">postgres, <a class="indexterm" href="tutorial-arch.html">Architectural Fundamentals</a>, <a class="indexterm" href="server-start.html">Starting the Database Server</a>, <a class="indexterm" href="manage-ag-createdb.html">Creating a Database</a>, <a class="indexterm" href="app-postgres.html">postgres</a></dt><dt id="ientry-id-1.6.5.4.2">postgres user, <a class="indexterm" href="postgres-user.html">The PostgreSQL User Account</a></dt><dt id="ientry-id-1.3.5.6.2">Postgres95, <a class="indexterm" href="history.html#HISTORY-POSTGRES95">Postgres95</a></dt><dt id="ientry-id-1.6.6.4.3.5.4">postgresql.auto.conf, <a class="indexterm" href="config-setting.html#CONFIG-SETTING-CONFIGURATION-FILE">Parameter Interaction via the Configuration File</a></dt><dt id="ientry-id-1.6.6.4.3.2.2">postgresql.conf, <a class="indexterm" href="config-setting.html#CONFIG-SETTING-CONFIGURATION-FILE">Parameter Interaction via the Configuration File</a></dt><dt id="ientry-id-1.11.7.48.2">postgres_fdw, <a class="indexterm" href="postgres-fdw.html">postgres_fdw —
73 access data stored in external PostgreSQL
74 servers</a></dt><dt id="ientry-id-1.11.7.48.19.2.1.1.3">postgres_fdw.application_name configuration parameter, <a class="indexterm" href="postgres-fdw.html#POSTGRES-FDW-CONFIGURATION-PARAMETERS">Configuration Parameters</a></dt><dt id="ientry-id-1.6.6.20.3.11.1.3">post_auth_delay configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.23.1.1.1">power, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.7.3.27.8.3.2.3.2.1.2">PQAUTHDATA_OAUTH_BEARER_TOKEN, <a class="indexterm" href="libpq-oauth.html#LIBPQ-OAUTH-AUTHDATA-HOOKS-TYPES">Hook Types</a></dt><dt id="ientry-id-1.7.3.27.8.3.2.3.1.1.2">PQAUTHDATA_PROMPT_OAUTH_DEVICE, <a class="indexterm" href="libpq-oauth.html#LIBPQ-OAUTH-AUTHDATA-HOOKS-TYPES">Hook Types</a></dt><dt id="ientry-id-1.7.3.9.5.2.9.1.2">PQbackendPID, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.10.4.3.11.1.2">PQbinaryTuples, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dd><dl><dt>with COPY, <a class="indexterm" href="libpq-copy.html">Functions Associated with the COPY Command</a></dt></dl></dd><dt id="ientry-id-1.7.3.14.5.3.3.1.2">PQcancel, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-DEPRECATED">Obsolete Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.2.1.2">PQcancelBlocking, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.1.1.2">PQcancelCreate, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.6.1.2">PQcancelErrorMessage, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.7.1.2">PQcancelFinish, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.3.2.2">PQcancelPoll, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.8.1.2">PQcancelReset, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.5.1.2">PQcancelSocket, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.3.1.2">PQcancelStart, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.14.4.2.4.1.2">PQcancelStatus, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-FUNCTIONS">Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.19.3.4.1.2">PQchangePassword, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.10.3.9.7.6.1.2">PQclear, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.18.3.1.1.2">PQclientEncoding, <a class="indexterm" href="libpq-control.html">Control Functions</a></dt><dt id="ientry-id-1.7.3.10.3.8.1.5.1.2">PQclosePortal, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.10.3.8.1.4.1.2">PQclosePrepared, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.10.5.3.1.1.2">PQcmdStatus, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-NONSELECT">Retrieving Other Result Information</a></dt><dt id="ientry-id-1.7.3.10.5.3.2.1.2">PQcmdTuples, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-NONSELECT">Retrieving Other Result Information</a></dt><dt id="ientry-id-1.7.3.8.2.11.7.1.2">PQconndefaults, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.2.1.2">PQconnectdb, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.1.1.2">PQconnectdbParams, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.9.5.2.10.1.2">PQconnectionNeedsPassword, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.5.2.12.1.2">PQconnectionUsedGSSAPI, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.5.2.11.1.2">PQconnectionUsedPassword, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.5.3.2">PQconnectPoll, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.5.2.2">PQconnectStart, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.5.1.2">PQconnectStartParams, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.8.1.2">PQconninfo, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.19.3.2.1.2">PQconninfoFree, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.9.1.2">PQconninfoParse, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.11.7.3.1.1.2">PQconsumeInput, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.19.3.8.1.2">PQcopyResult, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.9.4.6.1.1.2">PQdb, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.10.3.8.1.3.1.2">PQdescribePortal, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.10.3.8.1.2.1.2">PQdescribePrepared, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.19.3.5.1.2">PQencryptPassword, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.19.3.3.1.2">PQencryptPasswordConn, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.17.10.3.5.1.2">PQendcopy, <a class="indexterm" href="libpq-copy.html#LIBPQ-COPY-DEPRECATED">Obsolete Functions for COPY</a></dt><dt id="ientry-id-1.7.3.12.10.2.2.1.2">PQenterPipelineMode, <a class="indexterm" href="libpq-pipeline-mode.html#LIBPQ-PIPELINE-FUNCTIONS">Functions Associated with Pipeline Mode</a></dt><dt id="ientry-id-1.7.3.9.5.2.7.1.2">PQerrorMessage, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.10.6.3.6.1.2">PQescapeBytea, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt><dt id="ientry-id-1.7.3.10.6.3.5.1.2">PQescapeByteaConn, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt><dt id="ientry-id-1.7.3.10.6.3.2.1.2">PQescapeIdentifier, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt><dt id="ientry-id-1.7.3.10.6.3.1.1.2">PQescapeLiteral, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt><dt id="ientry-id-1.7.3.10.6.3.4.1.2">PQescapeString, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt><dt id="ientry-id-1.7.3.10.6.3.3.1.2">PQescapeStringConn, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt><dt id="ientry-id-1.7.3.10.3.2.1.1.1.2">PQexec, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.10.3.3.1.1.1.2">PQexecParams, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.10.3.8.1.1.1.2">PQexecPrepared, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.12.10.2.3.1.2">PQexitPipelineMode, <a class="indexterm" href="libpq-pipeline-mode.html#LIBPQ-PIPELINE-FUNCTIONS">Functions Associated with Pipeline Mode</a></dt><dt id="ientry-id-1.7.3.10.4.3.7.1.2">PQfformat, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dd><dl><dt>with COPY, <a class="indexterm" href="libpq-copy.html">Functions Associated with the COPY Command</a></dt></dl></dd><dt id="ientry-id-1.7.3.8.2.11.10.1.2">PQfinish, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.19.3.7.1.2">PQfireResultCreateEvents, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.11.10.2.3.1.2">PQflush, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.10.4.3.9.1.2">PQfmod, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.15.5.2">PQfn, <a class="indexterm" href="libpq-fastpath.html">The Fast-Path Interface</a></dt><dt id="ientry-id-1.7.3.10.4.3.3.1.2">PQfname, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.10.4.3.4.1.2">PQfnumber, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.14.5.3.2.1.2">PQfreeCancel, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-DEPRECATED">Obsolete Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.19.3.1.1.2">PQfreemem, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.10.4.3.10.1.2">PQfsize, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.10.4.3.5.1.2">PQftable, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.10.4.3.6.1.2">PQftablecol, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.10.4.3.8.1.2">PQftype, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.9.5.2.4.1.2">PQfullProtocolVersion, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.27.8.2.1.2.1.2">PQgetAuthDataHook, <a class="indexterm" href="libpq-oauth.html#LIBPQ-OAUTH-AUTHDATA-HOOKS">Authdata Hooks</a></dt><dt id="ientry-id-1.7.3.14.5.3.1.1.2">PQgetCancel, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-DEPRECATED">Obsolete Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.17.9.3.1.1.2">PQgetCopyData, <a class="indexterm" href="libpq-copy.html#LIBPQ-COPY-RECEIVE">Functions for Receiving COPY Data</a></dt><dt id="ientry-id-1.7.3.19.3.14.1.2">PQgetCurrentTimeUSec, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.10.4.3.13.1.2">PQgetisnull, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.10.4.3.14.1.2">PQgetlength, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.17.10.3.1.1.2">PQgetline, <a class="indexterm" href="libpq-copy.html#LIBPQ-COPY-DEPRECATED">Obsolete Functions for COPY</a></dt><dt id="ientry-id-1.7.3.17.10.3.2.1.2">PQgetlineAsync, <a class="indexterm" href="libpq-copy.html#LIBPQ-COPY-DEPRECATED">Obsolete Functions for COPY</a></dt><dt id="ientry-id-1.7.3.11.4.19.9.1.2">PQgetResult, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.9.6.1.5.1.2">PQgetssl, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.16.1.2">PQgetSSLKeyPassHook_OpenSSL, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.10.4.3.12.1.2">PQgetvalue, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.9.4.6.4.1.2">PQhost, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.4.6.5.1.2">PQhostaddr, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.26.9.4.1.1.1.2">PQinitOpenSSL, <a class="indexterm" href="libpq-ssl.html#LIBPQ-SSL-INITIALIZE">SSL Library Initialization</a></dt><dt id="ientry-id-1.7.3.26.9.4.1.2.1.2">PQinitSSL, <a class="indexterm" href="libpq-ssl.html#LIBPQ-SSL-INITIALIZE">SSL Library Initialization</a></dt><dt id="ientry-id-1.7.3.21.6.2.3.1.2">PQinstanceData, <a class="indexterm" href="libpq-events.html#LIBPQ-EVENTS-FUNCS">Event Support Functions</a></dt><dt id="ientry-id-1.7.3.11.7.3.2.1.2">PQisBusy, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.11.10.2.2.1.2">PQisnonblocking, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.28.6.1.1.2">PQisthreadsafe, <a class="indexterm" href="libpq-threading.html">Behavior in Threaded Programs</a></dt><dt id="ientry-id-1.7.3.19.3.13.1.2">PQlibVersion, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dd><dl><dt>(see also <a href="#ientry-id-1.7.3.9.5.2.6.1.2">PQserverVersion</a>)</dt></dl></dd><dt id="ientry-id-1.7.3.19.3.6.1.2">PQmakeEmptyPGresult, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.10.4.3.2.1.2">PQnfields, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dd><dl><dt>with COPY, <a class="indexterm" href="libpq-copy.html">Functions Associated with the COPY Command</a></dt></dl></dd><dt id="ientry-id-1.7.3.16.4.7">PQnotifies, <a class="indexterm" href="libpq-notify.html">Asynchronous Notification</a></dt><dt id="ientry-id-1.7.3.10.4.3.15.1.2">PQnparams, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.10.4.3.1.1.2">PQntuples, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.10.5.3.4.1.2">PQoidStatus, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-NONSELECT">Retrieving Other Result Information</a></dt><dt id="ientry-id-1.7.3.10.5.3.3.1.2">PQoidValue, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-NONSELECT">Retrieving Other Result Information</a></dt><dt id="ientry-id-1.7.3.9.4.6.8.1.2">PQoptions, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.5.2.3.1.2">PQparameterStatus, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.10.4.3.16.1.2">PQparamtype, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.9.4.6.3.1.2">PQpass, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.14.1.2">PQping, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.13.1.2">PQpingParams, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.12.10.2.1.1.2">PQpipelineStatus, <a class="indexterm" href="libpq-pipeline-mode.html#LIBPQ-PIPELINE-FUNCTIONS">Functions Associated with Pipeline Mode</a></dt><dt id="ientry-id-1.7.3.12.10.2.4.1.2">PQpipelineSync, <a class="indexterm" href="libpq-pipeline-mode.html#LIBPQ-PIPELINE-FUNCTIONS">Functions Associated with Pipeline Mode</a></dt><dt id="ientry-id-1.7.3.9.4.6.6.1.2">PQport, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.10.3.7.1.1.1.2">PQprepare, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.10.4.3.17.1.2">PQprint, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-SELECT-INFO">Retrieving Query Result Information</a></dt><dt id="ientry-id-1.7.3.9.5.2.5.1.2">PQprotocolVersion, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.17.8.3.1.1.2">PQputCopyData, <a class="indexterm" href="libpq-copy.html#LIBPQ-COPY-SEND">Functions for Sending COPY Data</a></dt><dt id="ientry-id-1.7.3.17.8.3.2.1.2">PQputCopyEnd, <a class="indexterm" href="libpq-copy.html#LIBPQ-COPY-SEND">Functions for Sending COPY Data</a></dt><dt id="ientry-id-1.7.3.17.10.3.3.1.2">PQputline, <a class="indexterm" href="libpq-copy.html#LIBPQ-COPY-DEPRECATED">Obsolete Functions for COPY</a></dt><dt id="ientry-id-1.7.3.17.10.3.4.1.2">PQputnbytes, <a class="indexterm" href="libpq-copy.html#LIBPQ-COPY-DEPRECATED">Obsolete Functions for COPY</a></dt><dt id="ientry-id-1.7.3.21.6.2.1.1.2">PQregisterEventProc, <a class="indexterm" href="libpq-events.html#LIBPQ-EVENTS-FUNCS">Event Support Functions</a></dt><dt id="ientry-id-1.7.3.14.5.4.1.1.2">PQrequestCancel, <a class="indexterm" href="libpq-cancel.html#LIBPQ-CANCEL-DEPRECATED">Obsolete Functions for Sending Cancel Requests</a></dt><dt id="ientry-id-1.7.3.8.2.11.11.1.2">PQreset, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.12.2.2">PQresetPoll, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.12.1.2">PQresetStart, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.10.3.9.7.2.1.2">PQresStatus, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.19.3.11.1.2">PQresultAlloc, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.10.3.9.7.5.1.2">PQresultErrorField, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.10.3.9.7.3.1.2">PQresultErrorMessage, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.21.6.2.5.1.2">PQresultInstanceData, <a class="indexterm" href="libpq-events.html#LIBPQ-EVENTS-FUNCS">Event Support Functions</a></dt><dt id="ientry-id-1.7.3.19.3.12.1.2">PQresultMemorySize, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.21.6.2.4.1.2">PQresultSetInstanceData, <a class="indexterm" href="libpq-events.html#LIBPQ-EVENTS-FUNCS">Event Support Functions</a></dt><dt id="ientry-id-1.7.3.10.3.9.7.1.1.2">PQresultStatus, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.10.3.9.7.4.1.2">PQresultVerboseErrorMessage, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-MAIN">Main Functions</a></dt><dt id="ientry-id-1.7.3.11.4.19.8.1.2">PQsendClosePortal, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.11.4.19.7.1.2">PQsendClosePrepared, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.11.4.19.6.1.2">PQsendDescribePortal, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.11.4.19.5.1.2">PQsendDescribePrepared, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.12.10.2.6.1.2">PQsendFlushRequest, <a class="indexterm" href="libpq-pipeline-mode.html#LIBPQ-PIPELINE-FUNCTIONS">Functions Associated with Pipeline Mode</a></dt><dt id="ientry-id-1.7.3.12.10.2.5.1.2">PQsendPipelineSync, <a class="indexterm" href="libpq-pipeline-mode.html#LIBPQ-PIPELINE-FUNCTIONS">Functions Associated with Pipeline Mode</a></dt><dt id="ientry-id-1.7.3.11.4.19.3.1.2">PQsendPrepare, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.11.4.19.1.1.2">PQsendQuery, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.11.4.19.2.1.2">PQsendQueryParams, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.11.4.19.4.1.2">PQsendQueryPrepared, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.9.5.2.6.1.2">PQserverVersion, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.27.8.2.1.1.1.2">PQsetAuthDataHook, <a class="indexterm" href="libpq-oauth.html#LIBPQ-OAUTH-AUTHDATA-HOOKS">Authdata Hooks</a></dt><dt id="ientry-id-1.7.3.13.7.1.2.1.2">PQsetChunkedRowsMode, <a class="indexterm" href="libpq-single-row-mode.html">Retrieving Query Results in Chunks</a></dt><dt id="ientry-id-1.7.3.18.3.2.1.2">PQsetClientEncoding, <a class="indexterm" href="libpq-control.html">Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.4.1.2">PQsetdb, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.3.1.2">PQsetdbLogin, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.18.3.4.1.2">PQsetErrorContextVisibility, <a class="indexterm" href="libpq-control.html">Control Functions</a></dt><dt id="ientry-id-1.7.3.18.3.3.1.2">PQsetErrorVerbosity, <a class="indexterm" href="libpq-control.html">Control Functions</a></dt><dt id="ientry-id-1.7.3.21.6.2.2.1.2">PQsetInstanceData, <a class="indexterm" href="libpq-events.html#LIBPQ-EVENTS-FUNCS">Event Support Functions</a></dt><dt id="ientry-id-1.7.3.11.10.2.1.1.2">PQsetnonblocking, <a class="indexterm" href="libpq-async.html">Asynchronous Command Processing</a></dt><dt id="ientry-id-1.7.3.20.5.6">PQsetNoticeProcessor, <a class="indexterm" href="libpq-notice-processing.html">Notice Processing</a></dt><dt id="ientry-id-1.7.3.20.5.3">PQsetNoticeReceiver, <a class="indexterm" href="libpq-notice-processing.html">Notice Processing</a></dt><dt id="ientry-id-1.7.3.19.3.9.1.2">PQsetResultAttrs, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.13.7.1.1.1.2">PQsetSingleRowMode, <a class="indexterm" href="libpq-single-row-mode.html">Retrieving Query Results in Chunks</a></dt><dt id="ientry-id-1.7.3.8.2.11.15.1.2">PQsetSSLKeyPassHook_OpenSSL, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.18.3.6.1.2">PQsetTraceFlags, <a class="indexterm" href="libpq-control.html">Control Functions</a></dt><dt id="ientry-id-1.7.3.19.3.10.1.2">PQsetvalue, <a class="indexterm" href="libpq-misc.html">Miscellaneous Functions</a></dt><dt id="ientry-id-1.7.3.9.5.2.8.1.2">PQsocket, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.8.2.11.6.1.2">PQsocketPoll, <a class="indexterm" href="libpq-connect.html">Database Connection Control Functions</a></dt><dt id="ientry-id-1.7.3.9.6.1.2.1.2">PQsslAttribute, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.6.1.3.1.2">PQsslAttributeNames, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.6.1.1.1.2">PQsslInUse, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.6.1.4.1.2">PQsslStruct, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.5.2.1.1.2">PQstatus, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.18.3.5.1.2">PQtrace, <a class="indexterm" href="libpq-control.html">Control Functions</a></dt><dt id="ientry-id-1.7.3.9.5.2.2.1.2">PQtransactionStatus, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.9.4.6.7.1.2">PQtty, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.7.3.10.6.3.7.1.2">PQunescapeBytea, <a class="indexterm" href="libpq-exec.html#LIBPQ-EXEC-ESCAPE-STRING">Escaping Strings for Inclusion in SQL Commands</a></dt><dt id="ientry-id-1.7.3.18.3.7.1.2">PQuntrace, <a class="indexterm" href="libpq-control.html">Control Functions</a></dt><dt id="ientry-id-1.7.3.9.4.6.2.1.2">PQuser, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt id="ientry-id-1.5.12.5.13.4">predicate locking, <a class="indexterm" href="transaction-iso.html#XACT-SERIALIZABLE">Serializable Isolation Level</a></dt><dt id="ientry-id-1.9.3.159.1">PREPARE, <a class="indexterm" href="sql-prepare.html">PREPARE</a></dt><dt id="ientry-id-1.9.3.160.1">PREPARE TRANSACTION, <a class="indexterm" href="sql-prepare-transaction.html">PREPARE TRANSACTION</a></dt><dt id="ientry-id-1.9.3.98.2">prepared statements, <a class="indexterm" href="sql-deallocate.html">DEALLOCATE</a>, <a class="indexterm" href="sql-execute.html">EXECUTE</a>, <a class="indexterm" href="sql-explain.html">EXPLAIN</a>, <a class="indexterm" href="sql-prepare.html">PREPARE</a></dt><dd><dl><dt>creating, <a class="indexterm" href="sql-prepare.html">PREPARE</a></dt><dt>executing, <a class="indexterm" href="sql-execute.html">EXECUTE</a></dt><dt>removing, <a class="indexterm" href="sql-deallocate.html">DEALLOCATE</a></dt><dt>showing the query plan, <a class="indexterm" href="sql-explain.html">EXPLAIN</a></dt></dl></dd><dt id="ientry-id-1.8.8.13.4.3.1">preparing a query</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-implementation.html#PLPGSQL-PLAN-CACHING">Plan Caching</a></dt><dt>in PL/Python, <a class="indexterm" href="plpython-database.html#PLPYTHON-DATABASE-ACCESS-FUNCS">Database Access Functions</a></dt><dt>in PL/Tcl, <a class="indexterm" href="pltcl-dbaccess.html">Database Access from PL/Tcl</a></dt></dl></dd><dt id="ientry-id-1.6.6.20.3.12.1.3">pre_auth_delay configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.5.4.7.8.2">primary key, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-PRIMARY-KEYS">Primary Keys</a></dt><dt id="ientry-id-1.6.6.9.7.3.1.1.3">primary_conninfo configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.9.7.3.2.1.3">primary_slot_name configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.5.4.10.2">privilege, <a class="indexterm" href="ddl-priv.html">Privileges</a>, <a class="indexterm" href="ddl-priv.html#DDL-PRIV-DEFAULT">Privileges</a>, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PRIV">Schemas and Privileges</a>, <a class="indexterm" href="rules-privileges.html">Rules and Privileges</a>, <a class="indexterm" href="rules-privileges.html">Rules and Privileges</a></dt><dd><dl><dt>default, <a class="indexterm" href="ddl-priv.html#DDL-PRIV-DEFAULT">Privileges</a></dt><dt>querying, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt>with rules, <a class="indexterm" href="rules-privileges.html">Rules and Privileges</a></dt><dt>for schemas, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PRIV">Schemas and Privileges</a></dt><dt>with views, <a class="indexterm" href="rules-privileges.html">Rules and Privileges</a></dt></dl></dd><dt id="ientry-id-1.8.7.2">procedural language, <a class="indexterm" href="xplang.html">Procedural Languages</a>, <a class="indexterm" href="plhandler.html">Writing a Procedural Language Handler</a></dt><dd><dl><dt>externally maintained, <a class="indexterm" href="external-pl.html">Procedural Languages</a></dt><dt>handler for, <a class="indexterm" href="plhandler.html">Writing a Procedural Language Handler</a></dt></dl></dd><dt id="ientry-id-1.8.3.7.2">procedure, <a class="indexterm" href="xproc.html">User-Defined Procedures</a></dt><dd><dl><dt>user-defined, <a class="indexterm" href="xproc.html">User-Defined Procedures</a></dt></dl></dd><dt id="ientry-id-1.8.3.8.13.2">procedures</dt><dd><dl><dt>output parameter, <a class="indexterm" href="xfunc-sql.html#XFUNC-OUTPUT-PARAMETERS-PROC">SQL Procedures with Output Parameters</a></dt></dl></dd><dt id="ientry-id-1.10.6.2">protocol, <a class="indexterm" href="protocol.html">Frontend/Backend Protocol</a></dt><dd><dl><dt>frontend-backend, <a class="indexterm" href="protocol.html">Frontend/Backend Protocol</a></dt></dl></dd><dt id="ientry-id-1.6.14.6.2">ps, <a class="indexterm" href="monitoring-ps.html">Standard Unix Tools</a></dt><dd><dl><dt>to monitor activity, <a class="indexterm" href="monitoring-ps.html">Standard Unix Tools</a></dt></dl></dd><dt id="ientry-id-1.4.3.5.2">psql, <a class="indexterm" href="tutorial-accessdb.html">Accessing a Database</a>, <a class="indexterm" href="app-psql.html">psql</a></dt><dt id="ientry-id-1.8.11.3">Python, <a class="indexterm" href="plpython.html">PL/Python — Python Procedural Language</a></dt></dl></div><div class="indexdiv" id="indexdiv-Q"><h3>Q</h3><dl><dt id="ientry-id-1.5.4.12.7.4">qualified name, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-CREATE">Creating a Schema</a></dt><dt id="ientry-id-1.4.4.6.2.1">query, <a class="indexterm" href="tutorial-select.html">Querying a Table</a>, <a class="indexterm" href="queries.html">Queries</a></dt><dt id="ientry-id-1.7.3.14.3">query cancellation, <a class="indexterm" href="libpq-cancel.html">Canceling Queries in Progress</a></dt><dt id="ientry-id-1.5.13.4.3">query plan, <a class="indexterm" href="using-explain.html">Using EXPLAIN</a></dt><dt id="ientry-id-1.8.6.6.2">query tree, <a class="indexterm" href="querytree.html">The Query Tree</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.8.1.1.1">querytree, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-MANIPULATE-TSQUERY">Manipulating Queries</a></dt><dt id="ientry-id-1.5.3.5.8.9.1">quotation marks</dt><dd><dl><dt>and identifiers, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt><dt>escaping, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-STRINGS">String Constants</a></dt></dl></dd><dt id="ientry-id-1.6.6.16.2.2.5.1.3">quote_all_identifiers configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.14.1.1.1">quote_ident, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt><dt>use in PL/pgSQL, <a class="indexterm" href="plpgsql-statements.html#PLPGSQL-STATEMENTS-EXECUTING-DYN">Executing Dynamic Commands</a></dt></dl></dd><dt id="ientry-id-1.5.8.10.7.2.2.15.1.1.1">quote_literal, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt><dt>use in PL/pgSQL, <a class="indexterm" href="plpgsql-statements.html#PLPGSQL-STATEMENTS-EXECUTING-DYN">Executing Dynamic Commands</a></dt></dl></dd><dt id="ientry-id-1.5.8.10.7.2.2.17.1.1.1">quote_nullable, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-UTILITY-FUNCTIONS">Utility Functions in PL/Perl</a></dt><dt>use in PL/pgSQL, <a class="indexterm" href="plpgsql-statements.html#PLPGSQL-STATEMENTS-EXECUTING-DYN">Executing Dynamic Commands</a></dt></dl></dd></dl></div><div class="indexdiv" id="indexdiv-R"><h3>R</h3><dl><dt id="ientry-id-1.5.8.9.6.2.2.24.1.1.1">radians, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.17.6.2.2.12.1.1.1">radius, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.6.7.18.2">RADIUS, <a class="indexterm" href="auth-radius.html">RADIUS Authentication</a></dt><dt id="ientry-id-1.8.8.11.2.2">RAISE</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-errors-and-messages.html#PLPGSQL-STATEMENTS-RAISE">Reporting Errors and Messages</a></dt></dl></dd><dt id="ientry-id-1.5.8.9.8.2.2.1.1.1.1">random, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.8.2.2.3.1.1.1">random_normal, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.6.6.10.3.4.2.1.3">random_page_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.8.6.6.7.2.2.1.1">range table, <a class="indexterm" href="querytree.html">The Query Tree</a></dt><dt id="ientry-id-1.5.7.25.2">range type, <a class="indexterm" href="rangetypes.html">Range Types</a></dt><dd><dl><dt>exclude, <a class="indexterm" href="rangetypes.html#RANGETYPES-CONSTRAINT">Constraints on Ranges</a></dt><dt>indexes on, <a class="indexterm" href="rangetypes.html#RANGETYPES-INDEXING">Indexing</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.6.2.4.23.1.1.1">range_agg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.24.1.1.1">range_intersect_agg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.26.10.2.2.8.1.1.1">range_merge, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dt id="ientry-id-1.5.8.27.21.2.4.1.1.1.1">rank, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dd><dl><dt>hypothetical, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.5.12.5.11.3">read committed, <a class="indexterm" href="transaction-iso.html#XACT-READ-COMMITTED">Read Committed Isolation Level</a></dt><dt id="ientry-id-1.6.6.14.2.2.10.1.3">read-only transaction, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dd><dl><dt>setting, <a class="indexterm" href="sql-set-transaction.html">SET TRANSACTION</a></dt><dt>setting default, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></dd><dt id="ientry-id-1.6.4.4.3.2.7.1.1">readline, <a class="indexterm" href="install-requirements.html">Requirements</a></dt><dt id="ientry-id-1.9.4.21.8.5.5.2">Readline</dt><dd><dl><dt>in psql, <a class="indexterm" href="app-psql.html#APP-PSQL-READLINE">Command-Line Editing</a></dt></dl></dd><dt id="ientry-id-1.10.6.9.7.1.7.1.3">READ_REPLICATION_SLOT, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.5.7.9.8.2">real, <a class="indexterm" href="datatype-numeric.html#DATATYPE-FLOAT">Floating-Point Types</a></dt><dt id="ientry-id-1.9.3.161.1">REASSIGN OWNED, <a class="indexterm" href="sql-reassign-owned.html">REASSIGN OWNED</a></dt><dt id="ientry-id-1.5.7.29.2">record, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.11.16.3.2">recovery.conf, <a class="indexterm" href="recovery-config.html">recovery.conf file merged into postgresql.conf</a></dt><dt id="ientry-id-1.6.6.8.7.6.2">recovery.signal, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVE-RECOVERY">Archive Recovery</a></dt><dt id="ientry-id-1.6.6.8.7.7.3.1.3">recovery_end_command configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVE-RECOVERY">Archive Recovery</a></dt><dt id="ientry-id-1.6.6.17.2.4.1.3">recovery_init_sync_method configuration parameter, <a class="indexterm" href="runtime-config-error-handling.html">Error Handling</a></dt><dt id="ientry-id-1.6.6.9.7.3.11.1.3">recovery_min_apply_delay configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.8.6.4.1.1.3">recovery_prefetch configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY">Recovery</a></dt><dt id="ientry-id-1.6.6.8.8.3.1.1.3">recovery_target configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY-TARGET">Recovery Target</a></dt><dt id="ientry-id-1.6.6.8.8.5.3.1.3">recovery_target_action configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY-TARGET">Recovery Target</a></dt><dt id="ientry-id-1.6.6.8.8.5.1.1.3">recovery_target_inclusive configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY-TARGET">Recovery Target</a></dt><dt id="ientry-id-1.6.6.8.8.3.5.1.3">recovery_target_lsn configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY-TARGET">Recovery Target</a></dt><dt id="ientry-id-1.6.6.8.8.3.2.1.3">recovery_target_name configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY-TARGET">Recovery Target</a></dt><dt id="ientry-id-1.6.6.8.8.3.3.1.3">recovery_target_time configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY-TARGET">Recovery Target</a></dt><dt id="ientry-id-1.6.6.8.8.5.2.1.3">recovery_target_timeline configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY-TARGET">Recovery Target</a></dt><dt id="ientry-id-1.6.6.8.8.3.4.1.3">recovery_target_xid configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY-TARGET">Recovery Target</a></dt><dt id="ientry-id-1.5.7.16.9.3">rectangle, <a class="indexterm" href="datatype-geometric.html#DATATYPE-GEOMETRIC-BOXES">Boxes</a></dt><dt id="ientry-id-1.5.6.12.6.2.1">RECURSIVE, <a class="indexterm" href="sql-createview.html">CREATE VIEW</a></dt><dd><dl><dt>in common table expressions, <a class="indexterm" href="queries-with.html#QUERIES-WITH-RECURSIVE">Recursive Queries</a></dt><dt>in views, <a class="indexterm" href="sql-createview.html">CREATE VIEW</a></dt></dl></dd><dt id="ientry-id-1.6.6.10.5.2.8.1.3">recursive_worktable_factor configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-OTHER">Other Planner Options</a></dt><dt id="ientry-id-1.4.5.4.3">referential integrity, <a class="indexterm" href="tutorial-fk.html">Foreign Keys</a>, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-FK">Foreign Keys</a></dt><dt id="ientry-id-1.9.3.162.1">REFRESH MATERIALIZED VIEW, <a class="indexterm" href="sql-refreshmaterializedview.html">REFRESH MATERIALIZED VIEW</a></dt><dt id="ientry-id-1.5.7.27.4">regclass, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.27.5">regcollation, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.27.6">regconfig, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.27.7">regdictionary, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.19.1.1.1">regexp_count, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.20.1.1.1">regexp_instr, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.21.1.1.1">regexp_like, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.22.1.1.1">regexp_match, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.23.1.1.1">regexp_matches, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.24.1.1.1">regexp_replace, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.26.1.1.1">regexp_split_to_array, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.27.1.1.1">regexp_split_to_table, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.28.1.1.1">regexp_substr, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.7.27.8">regnamespace, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.27.9">regoper, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.27.10">regoperator, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.27.11">regproc, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.27.12">regprocedure, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.7.1.1.1">regression intercept, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.9.1.1.1">regression slope, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.4.6.3.2.3.2">regression test, <a class="indexterm" href="install-make.html#INSTALL-PROCEDURE-MAKE">Installation Procedure</a>, <a class="indexterm" href="install-meson.html#INSTALL-PROCEDURE-MESON">Installation Procedure</a></dt><dt id="ientry-id-1.6.18.2">regression tests, <a class="indexterm" href="regress.html">Regression Tests</a></dt><dt id="ientry-id-1.5.7.27.13">regrole, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.4.1.1.1">regr_avgx, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.5.1.1.1">regr_avgy, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.6.1.1.1">regr_count, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.7.1.1.2">regr_intercept, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.8.1.1.1">regr_r2, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.9.1.1.2">regr_slope, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.10.1.1.1">regr_sxx, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.11.1.1.1">regr_sxy, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.12.1.1.1">regr_syy, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.7.27.14">regtype, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.8.13.8.2">regular expression, <a class="indexterm" href="functions-matching.html#FUNCTIONS-SIMILARTO-REGEXP">SIMILAR TO Regular Expressions</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dd><dl><dt>(see also <a href="#ientry-id-1.5.8.13.2">pattern matching</a>)</dt></dl></dd><dt id="ientry-id-1.6.10.3.5.2.1.3.1.4">regular expressions</dt><dd><dl><dt>and locales, <a class="indexterm" href="locale.html#LOCALE-BEHAVIOR">Behavior</a></dt></dl></dd><dt id="ientry-id-1.6.11.11.2">reindex, <a class="indexterm" href="routine-reindex.html">Routine Reindexing</a></dt><dt id="ientry-id-1.9.3.163.1">REINDEX, <a class="indexterm" href="sql-reindex.html">REINDEX</a></dt><dt id="ientry-id-1.9.4.22.1">reindexdb, <a class="indexterm" href="app-reindexdb.html">reindexdb</a></dt><dt id="ientry-id-1.4.4.3.2.4">relation, <a class="indexterm" href="tutorial-concepts.html">Concepts</a></dt><dt id="ientry-id-1.4.4.3.2.1">relational database, <a class="indexterm" href="tutorial-concepts.html">Concepts</a></dt><dt id="ientry-id-1.9.3.164.1">RELEASE SAVEPOINT, <a class="indexterm" href="sql-release-savepoint.html">RELEASE SAVEPOINT</a></dt><dt id="ientry-id-1.6.6.20.3.32.1.3">remove_temp_files_after_crash configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.29.1.1.1">repeat, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.12.5.12.3">repeatable read, <a class="indexterm" href="transaction-iso.html#XACT-REPEATABLE-READ">Repeatable Read Isolation Level</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.30.1.1.1">replace, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.6.13.4">replication, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.8.15.3">Replication Origins, <a class="indexterm" href="replication-origins.html">Replication Progress Tracking</a></dt><dt id="ientry-id-1.8.15.2">Replication Progress Tracking, <a class="indexterm" href="replication-origins.html">Replication Progress Tracking</a></dt><dt id="ientry-id-1.6.13.16.18.2">replication slot</dt><dd><dl><dt>logical replication, <a class="indexterm" href="logicaldecoding-explanation.html#LOGICALDECODING-REPLICATION-SLOTS">Replication Slots</a></dt><dt>streaming replication, <a class="indexterm" href="warm-standby.html#STREAMING-REPLICATION-SLOTS">Replication Slots</a></dt></dl></dd><dt id="ientry-id-1.8.8.11.2.3">reporting errors</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-errors-and-messages.html#PLPGSQL-STATEMENTS-RAISE">Reporting Errors and Messages</a></dt></dl></dd><dt id="ientry-id-1.6.6.6.2.2.4.1.3">reserved_connections configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.9.3.165.1">RESET, <a class="indexterm" href="sql-reset.html">RESET</a></dt><dt id="ientry-id-1.6.15.7.12.2">restartpoint, <a class="indexterm" href="wal-configuration.html">WAL Configuration</a></dt><dt id="ientry-id-1.6.6.17.2.2.1.3">restart_after_crash configuration parameter, <a class="indexterm" href="runtime-config-error-handling.html">Error Handling</a></dt><dt id="ientry-id-1.6.6.8.7.7.1.1.3">restore_command configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVE-RECOVERY">Archive Recovery</a></dt><dt id="ientry-id-1.5.4.7.9.15">RESTRICT, <a class="indexterm" href="ddl-depend.html">Dependency Tracking</a></dt><dd><dl><dt>with DROP, <a class="indexterm" href="ddl-depend.html">Dependency Tracking</a></dt><dt>foreign key action, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-FK">Foreign Keys</a></dt></dl></dd><dt id="ientry-id-1.6.6.14.2.2.27.1.3">restrict_nonsystem_relation_kind</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.12.8.3">retryable error, <a class="indexterm" href="mvcc-serialization-failure-handling.html">Serialization Failure Handling</a></dt><dt id="ientry-id-1.8.8.8.3.4.2">RETURN NEXT</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-control-structures.html#PLPGSQL-STATEMENTS-RETURNING-RETURN-NEXT">RETURN NEXT and RETURN QUERY</a></dt></dl></dd><dt id="ientry-id-1.8.8.8.3.4.3">RETURN QUERY</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-control-structures.html#PLPGSQL-STATEMENTS-RETURNING-RETURN-NEXT">RETURN NEXT and RETURN QUERY</a></dt></dl></dd><dt id="ientry-id-1.5.5.6.2">RETURNING, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a></dt><dt id="ientry-id-1.8.8.7.5.3">RETURNING INTO, <a class="indexterm" href="plpgsql-statements.html#PLPGSQL-STATEMENTS-SQL-ONEROW">Executing a Command with a Single-Row Result</a></dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-statements.html#PLPGSQL-STATEMENTS-SQL-ONEROW">Executing a Command with a Single-Row Result</a></dt></dl></dd><dt id="ientry-id-1.5.8.10.7.2.2.31.1.1.1">reverse, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.4.10.6">REVOKE, <a class="indexterm" href="ddl-priv.html">Privileges</a>, <a class="indexterm" href="sql-revoke.html">REVOKE</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.32.1.1.1">right, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.6.6.5.6.4.3.2.4.1.3.1.3">right join, <a class="indexterm" href="queries-table-expressions.html#QUERIES-JOIN">Joined Tables</a></dt><dt id="ientry-id-1.6.8.5.2">role, <a class="indexterm" href="database-roles.html">Database Roles</a>, <a class="indexterm" href="role-membership.html">Role Membership</a>, <a class="indexterm" href="predefined-roles.html">Predefined Roles</a></dt><dd><dl><dt>applicable, <a class="indexterm" href="infoschema-applicable-roles.html">applicable_roles</a></dt><dt>enabled, <a class="indexterm" href="infoschema-enabled-roles.html">enabled_roles</a></dt><dt>membership in, <a class="indexterm" href="role-membership.html">Role Membership</a></dt><dt>privilege to bypass, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt><dt>privilege to create, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt><dt>privilege to inherit, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt><dt>privilege to initiate replication, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt><dt>privilege to limit connection, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt></dl></dd><dt id="ientry-id-1.9.3.167.1">ROLLBACK, <a class="indexterm" href="sql-rollback.html">ROLLBACK</a></dt><dt id="ientry-id-1.9.4.21.8.5.2.9.18.1.2">rollback</dt><dd><dl><dt>psql, <a class="indexterm" href="app-psql.html#APP-PSQL-VARIABLES">Variables</a></dt></dl></dd><dt id="ientry-id-1.9.3.168.1">ROLLBACK PREPARED, <a class="indexterm" href="sql-rollback-prepared.html">ROLLBACK PREPARED</a></dt><dt id="ientry-id-1.9.3.169.1">ROLLBACK TO SAVEPOINT, <a class="indexterm" href="sql-rollback-to.html">ROLLBACK TO SAVEPOINT</a></dt><dt id="ientry-id-1.5.6.6.8.4">ROLLUP, <a class="indexterm" href="queries-table-expressions.html#QUERIES-GROUPING-SETS">GROUPING SETS, CUBE, and ROLLUP</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.25.1.1.1">round, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.8.3.7.5.2">routine, <a class="indexterm" href="xproc.html">User-Defined Procedures</a></dt><dt id="ientry-id-1.6.11.3">routine maintenance, <a class="indexterm" href="maintenance.html">Routine Database Maintenance Tasks</a></dt><dt id="ientry-id-1.4.4.3.3.1">row, <a class="indexterm" href="tutorial-concepts.html">Concepts</a>, <a class="indexterm" href="ddl-basics.html">Table Basics</a></dt><dt id="ientry-id-1.5.3.6.21.4">ROW, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-ROW-CONSTRUCTORS">Row Constructors</a></dt><dt id="ientry-id-1.10.21.4.2">row estimation, <a class="indexterm" href="row-estimation-examples.html">Row Estimation Examples</a></dt><dd><dl><dt>multivariate, <a class="indexterm" href="multivariate-statistics-examples.html">Multivariate Statistics Examples</a></dt><dt>planner, <a class="indexterm" href="row-estimation-examples.html">Row Estimation Examples</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.21.3">row type, <a class="indexterm" href="rowtypes.html">Composite Types</a></dt><dd><dl><dt>constructor, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-ROW-CONSTRUCTORS">Row Constructors</a></dt></dl></dd><dt id="ientry-id-1.5.4.11.2">row-level security, <a class="indexterm" href="ddl-rowsecurity.html">Row Security Policies</a></dt><dt id="ientry-id-1.5.8.31.8">row-wise comparison, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt id="ientry-id-1.5.8.28.6.2.2.1.1.1.1">row_number, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dt id="ientry-id-1.6.6.14.2.2.3.1.3">row_security configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.33.4.4.2.2.16.1.1.1">row_security_active, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-ACCESS">Access Privilege Inquiry Functions</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.4.1.1.1">row_to_json, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.15.1.1.1">rpad, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.16.1.1.1">rtrim, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.8.6.2">rule, <a class="indexterm" href="rules.html">The Rule System</a>, <a class="indexterm" href="rules-views.html">Views and the Rule System</a>, <a class="indexterm" href="rules-views.html#RULES-SELECT">How SELECT Rules Work</a>, <a class="indexterm" href="rules-materializedviews.html">Materialized Views</a>, <a class="indexterm" href="rules-update.html">Rules on INSERT, UPDATE, and DELETE</a>, <a class="indexterm" href="rules-update.html">Rules on INSERT, UPDATE, and DELETE</a>, <a class="indexterm" href="rules-update.html">Rules on INSERT, UPDATE, and DELETE</a>, <a class="indexterm" href="rules-triggers.html">Rules Versus Triggers</a></dt><dd><dl><dt>and materialized views, <a class="indexterm" href="rules-materializedviews.html">Materialized Views</a></dt><dt>and views, <a class="indexterm" href="rules-views.html">Views and the Rule System</a></dt><dt>for DELETE, <a class="indexterm" href="rules-update.html">Rules on INSERT, UPDATE, and DELETE</a></dt><dt>for INSERT, <a class="indexterm" href="rules-update.html">Rules on INSERT, UPDATE, and DELETE</a></dt><dt>for SELECT, <a class="indexterm" href="rules-views.html#RULES-SELECT">How SELECT Rules Work</a></dt><dt>compared with triggers, <a class="indexterm" href="rules-triggers.html">Rules Versus Triggers</a></dt><dt>for UPDATE, <a class="indexterm" href="rules-update.html">Rules on INSERT, UPDATE, and DELETE</a></dt></dl></dd></dl></div><div class="indexdiv" id="indexdiv-S"><h3>S</h3><dl><dt id="ientry-id-1.9.3.170.1">SAVEPOINT, <a class="indexterm" href="sql-savepoint.html">SAVEPOINT</a></dt><dt id="ientry-id-1.9.3.164.2">savepoints, <a class="indexterm" href="sql-release-savepoint.html">RELEASE SAVEPOINT</a>, <a class="indexterm" href="sql-rollback-to.html">ROLLBACK TO SAVEPOINT</a>, <a class="indexterm" href="sql-savepoint.html">SAVEPOINT</a></dt><dd><dl><dt>defining, <a class="indexterm" href="sql-savepoint.html">SAVEPOINT</a></dt><dt>releasing, <a class="indexterm" href="sql-release-savepoint.html">RELEASE SAVEPOINT</a></dt><dt>rolling back, <a class="indexterm" href="sql-rollback-to.html">ROLLBACK TO SAVEPOINT</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.4">scalar (see <a href="#ientry-id-1.5.3.6.2">expression</a>)</dt><dt id="ientry-id-1.5.8.9.6.2.2.27.1.1.1">scale, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.4.12.2">schema, <a class="indexterm" href="ddl-schemas.html">Schemas</a>, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-CREATE">Creating a Schema</a>, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PUBLIC">The Public Schema</a>, <a class="indexterm" href="manage-ag-overview.html">Overview</a></dt><dd><dl><dt>creating, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-CREATE">Creating a Schema</a></dt><dt>current, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PATH">The Schema Search Path</a>, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt>public, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PUBLIC">The Public Schema</a></dt><dt>removing, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-CREATE">Creating a Schema</a></dt></dl></dd><dt id="ientry-id-1.6.7.12.3">SCRAM, <a class="indexterm" href="auth-password.html">Password Authentication</a></dt><dt id="ientry-id-1.6.6.6.4.2.3.1.3">scram_iterations configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt><dt id="ientry-id-1.5.4.12.9.2">search path, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PATH">The Schema Search Path</a></dt><dd><dl><dt>current, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt>object visibility, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SCHEMA">Schema Visibility Inquiry Functions</a></dt></dl></dd><dt id="ientry-id-1.5.4.12.9.9">search_path configuration parameter, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PATH">The Schema Search Path</a>, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dd><dl><dt>use in securing functions, <a class="indexterm" href="sql-createfunction.html#SQL-CREATEFUNCTION-SECURITY">Writing SECURITY DEFINER Functions Safely</a></dt></dl></dd><dt id="ientry-id-1.9.3.171.1">SECURITY LABEL, <a class="indexterm" href="sql-security-label.html">SECURITY LABEL</a></dt><dt id="ientry-id-1.11.7.24.7.7.2.2.2.1.1.1">sec_to_gc, <a class="indexterm" href="earthdistance.html#EARTHDISTANCE-CUBE-BASED">Cube-Based Earth Distances</a></dt><dt id="ientry-id-1.11.7.49.2">seg, <a class="indexterm" href="seg.html">seg — a datatype for line segments or floating point intervals</a></dt><dt id="ientry-id-1.6.6.18.3.12.1.3">segment_size configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.4.4.6.2.2">SELECT, <a class="indexterm" href="tutorial-select.html">Querying a Table</a>, <a class="indexterm" href="queries.html">Queries</a>, <a class="indexterm" href="typeconv-select.html">SELECT Output Columns</a>, <a class="indexterm" href="sql-select.html">SELECT</a></dt><dd><dl><dt>determination of result type, <a class="indexterm" href="typeconv-select.html">SELECT Output Columns</a></dt><dt>select list, <a class="indexterm" href="queries-select-lists.html">Select Lists</a></dt></dl></dd><dt id="ientry-id-1.8.8.7.5.2">SELECT INTO, <a class="indexterm" href="plpgsql-statements.html#PLPGSQL-STATEMENTS-SQL-ONEROW">Executing a Command with a Single-Row Result</a>, <a class="indexterm" href="sql-selectinto.html">SELECT INTO</a></dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-statements.html#PLPGSQL-STATEMENTS-SQL-ONEROW">Executing a Command with a Single-Row Result</a></dt></dl></dd><dt id="ientry-id-1.6.5.7.3.3">semaphores, <a class="indexterm" href="kernel-resources.html#SYSVIPC">Shared Memory and Semaphores</a></dt><dt id="ientry-id-1.6.6.20.3.33.1.3">send_abort_for_crash configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.34.1.3">send_abort_for_kill configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.11.7.50.2">sepgsql, <a class="indexterm" href="sepgsql.html">sepgsql —
75 SELinux-, label-based mandatory access control (MAC) security module</a></dt><dt id="ientry-id-1.11.7.50.8.2.2.1.3">sepgsql.debug_audit configuration parameter, <a class="indexterm" href="sepgsql.html#SEPGSQL-PARAMETERS">GUC Parameters</a></dt><dt id="ientry-id-1.11.7.50.8.2.1.1.3">sepgsql.permissive configuration parameter, <a class="indexterm" href="sepgsql.html#SEPGSQL-PARAMETERS">GUC Parameters</a></dt><dt id="ientry-id-1.5.7.9.9.9">sequence, <a class="indexterm" href="functions-sequence.html">Sequence Manipulation Functions</a></dt><dd><dl><dt>and serial type, <a class="indexterm" href="datatype-numeric.html#DATATYPE-SERIAL">Serial Types</a></dt></dl></dd><dt id="ientry-id-1.6.6.10.2.3.22.1.3">sequential scan, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-ENABLE">Planner Method Configuration</a></dt><dt id="ientry-id-1.6.6.10.3.4.1.1.3">seq_page_cost configuration parameter, <a class="indexterm" href="runtime-config-query.html#RUNTIME-CONFIG-QUERY-CONSTANTS">Planner Cost Constants</a></dt><dt id="ientry-id-1.5.7.9.9.3">serial, <a class="indexterm" href="datatype-numeric.html#DATATYPE-SERIAL">Serial Types</a></dt><dt id="ientry-id-1.5.7.9.9.5">serial2, <a class="indexterm" href="datatype-numeric.html#DATATYPE-SERIAL">Serial Types</a></dt><dt id="ientry-id-1.5.7.9.9.6">serial4, <a class="indexterm" href="datatype-numeric.html#DATATYPE-SERIAL">Serial Types</a></dt><dt id="ientry-id-1.5.7.9.9.7">serial8, <a class="indexterm" href="datatype-numeric.html#DATATYPE-SERIAL">Serial Types</a></dt><dt id="ientry-id-1.5.12.5.13.3">serializable, <a class="indexterm" href="transaction-iso.html#XACT-SERIALIZABLE">Serializable Isolation Level</a></dt><dt id="ientry-id-1.5.12.4.4">Serializable Snapshot Isolation, <a class="indexterm" href="mvcc-intro.html">Introduction</a></dt><dt id="ientry-id-1.6.6.7.2.2.16.1.3">serializable_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.5.12.5.4.1.4.1.1">serialization anomaly, <a class="indexterm" href="transaction-iso.html">Transaction Isolation</a>, <a class="indexterm" href="transaction-iso.html#XACT-SERIALIZABLE">Serializable Isolation Level</a></dt><dt id="ientry-id-1.5.12.8.2">serialization failure, <a class="indexterm" href="mvcc-serialization-failure-handling.html">Serialization Failure Handling</a></dt><dt id="ientry-id-1.6.6.11.2">server log, <a class="indexterm" href="runtime-config-logging.html">Error Reporting and Logging</a>, <a class="indexterm" href="logfile-maintenance.html">Log File Maintenance</a></dt><dd><dl><dt>log file maintenance, <a class="indexterm" href="logfile-maintenance.html">Log File Maintenance</a></dt></dl></dd><dt id="ientry-id-1.7.3.8.4.2.1.34.1.2">Server Name Indication, <a class="indexterm" href="libpq-connect.html#LIBPQ-PARAMKEYWORDS">Parameter Key Words</a></dt><dt id="ientry-id-1.6.5.10.2">server spoofing, <a class="indexterm" href="preventing-server-spoofing.html">Preventing Server Spoofing</a></dt><dt id="ientry-id-1.6.6.18.3.13.1.3">server_encoding configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.18.3.14.1.3">server_version configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.18.3.15.1.3">server_version_num configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.14.4.6.2.1.3">session_preload_libraries configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-PRELOAD">Shared Library Preloading</a></dt><dt id="ientry-id-1.6.6.14.2.2.15.1.3">session_replication_role configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.25.1.1.1">session_user, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt><dt id="ientry-id-1.5.8.34.3.2">SET, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SET">Configuration Settings Functions</a>, <a class="indexterm" href="sql-set.html">SET</a></dt><dt id="ientry-id-1.9.3.175.1">SET CONSTRAINTS, <a class="indexterm" href="sql-set-constraints.html">SET CONSTRAINTS</a></dt><dt id="ientry-id-1.5.6.8.7">set difference, <a class="indexterm" href="queries-union.html">Combining Queries (UNION, INTERSECT, EXCEPT)</a></dt><dt id="ientry-id-1.5.6.8.6">set intersection, <a class="indexterm" href="queries-union.html">Combining Queries (UNION, INTERSECT, EXCEPT)</a></dt><dt id="ientry-id-1.5.6.8.8">set operation, <a class="indexterm" href="queries-union.html">Combining Queries (UNION, INTERSECT, EXCEPT)</a></dt><dt id="ientry-id-1.5.8.32.2">set returning functions, <a class="indexterm" href="functions-srf.html">Set Returning Functions</a></dt><dd><dl><dt>functions, <a class="indexterm" href="functions-srf.html">Set Returning Functions</a></dt></dl></dd><dt id="ientry-id-1.9.3.176.1">SET ROLE, <a class="indexterm" href="sql-set-role.html">SET ROLE</a></dt><dt id="ientry-id-1.9.3.177.1">SET SESSION AUTHORIZATION, <a class="indexterm" href="sql-set-session-authorization.html">SET SESSION AUTHORIZATION</a></dt><dt id="ientry-id-1.9.3.178.1">SET TRANSACTION, <a class="indexterm" href="sql-set-transaction.html">SET TRANSACTION</a></dt><dt id="ientry-id-1.5.6.8.5">set union, <a class="indexterm" href="queries-union.html">Combining Queries (UNION, INTERSECT, EXCEPT)</a></dt><dt id="ientry-id-1.6.6.14.2.2.23.1.4">SET XML OPTION, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.9.8.2.2.4.1.1.1">setseed, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.23.4.2.2.2.1.1.1">setval, <a class="indexterm" href="functions-sequence.html">Sequence Manipulation Functions</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.9.1.1.1">setweight, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-MANIPULATE-TSVECTOR">Manipulating Documents</a></dt><dd><dl><dt>setweight for specific lexeme(s), <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.5.8.11.7.2.2.10.1.1.1">set_bit, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.11.1.1.1">set_byte, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.34.3.6.2.2.2.1.1.1">set_config, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SET">Configuration Settings Functions</a></dt><dt id="ientry-id-1.11.7.45.6.3.2.2.6.1.1.1">set_limit, <a class="indexterm" href="pgtrgm.html#PGTRGM-FUNCS-OPS">Functions and Operators</a></dt><dt id="ientry-id-1.5.8.18.5.2.2.12.1.1.1">set_masklen, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.12.1.1.1">sha224, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.13.1.1.1">sha256, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.14.1.1.1">sha384, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.11.7.2.2.15.1.1.1">sha512, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.6.4.8.2.2">shared library, <a class="indexterm" href="install-post.html#INSTALL-POST-SHLIBS">Shared Libraries</a>, <a class="indexterm" href="xfunc-c.html#DFUNC">Compiling and Linking Dynamically-Loaded Functions</a></dt><dt id="ientry-id-1.6.5.7.3.2">shared memory, <a class="indexterm" href="kernel-resources.html#SYSVIPC">Shared Memory and Semaphores</a></dt><dt id="ientry-id-1.6.6.7.2.2.1.1.3">shared_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.18.3.16.1.3">shared_memory_size configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.18.3.17.1.3">shared_memory_size_in_huge_pages configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.7.2.2.20.1.3">shared_memory_type configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.8.3.13.15.2.2.2">shared_preload_libraries, <a class="indexterm" href="xfunc-c.html#XFUNC-SHARED-ADDIN-AT-STARTUP">Requesting Shared Memory at Startup</a>, <a class="indexterm" href="xfunc-c.html#XFUNC-ADDIN-LWLOCKS-AT-STARTUP">Requesting LWLocks at Startup</a></dt><dt id="ientry-id-1.6.6.14.4.6.3.1.3">shared_preload_libraries configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-PRELOAD">Shared Library Preloading</a></dt><dt id="ientry-id-1.5.8.33.8.4.2.2.4.1.1.1">shobj_description, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-COMMENT">Comment Information Functions</a></dt><dt id="ientry-id-1.5.8.34.3.3">SHOW, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SET">Configuration Settings Functions</a>, <a class="indexterm" href="sql-show.html">SHOW</a>, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.11.7.45.6.3.2.2.5.1.1.1">show_limit, <a class="indexterm" href="pgtrgm.html#PGTRGM-FUNCS-OPS">Functions and Operators</a></dt><dt id="ientry-id-1.11.7.45.6.3.2.2.2.1.1.1">show_trgm, <a class="indexterm" href="pgtrgm.html#PGTRGM-FUNCS-OPS">Functions and Operators</a></dt><dt id="ientry-id-1.6.5.8.2">shutdown, <a class="indexterm" href="server-shutdown.html">Shutting Down the Server</a></dt><dt id="ientry-id-1.6.6.4.3.4.1">SIGHUP, <a class="indexterm" href="config-setting.html#CONFIG-SETTING-CONFIGURATION-FILE">Parameter Interaction via the Configuration File</a>, <a class="indexterm" href="auth-pg-hba-conf.html">The pg_hba.conf File</a>, <a class="indexterm" href="auth-username-maps.html">User Name Maps</a></dt><dt id="ientry-id-1.6.5.8.5.2.2.1.2">SIGINT, <a class="indexterm" href="server-shutdown.html">Shutting Down the Server</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.28.1.1.1">sign, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.34.4.2">signal</dt><dd><dl><dt>backend processes, <a class="indexterm" href="functions-admin.html#FUNCTIONS-ADMIN-SIGNAL">Server Signaling Functions</a></dt></dl></dd><dt id="ientry-id-1.6.6.14.3.2.5.1.3">significant digits, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.5.8.5.2.3.1.2">SIGQUIT, <a class="indexterm" href="server-shutdown.html">Shutting Down the Server</a></dt><dt id="ientry-id-1.6.5.8.5.2.1.1.2">SIGTERM, <a class="indexterm" href="server-shutdown.html">Shutting Down the Server</a></dt><dt id="ientry-id-1.5.8.13.8.3">SIMILAR TO, <a class="indexterm" href="functions-matching.html#FUNCTIONS-SIMILARTO-REGEXP">SIMILAR TO Regular Expressions</a></dt><dt id="ientry-id-1.11.7.45.6.3.2.2.1.1.1.1">similarity, <a class="indexterm" href="pgtrgm.html#PGTRGM-FUNCS-OPS">Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.13.1.1.1">sin, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.14.1.1.1">sind, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.9.5.16.6.5.2">single-user mode, <a class="indexterm" href="app-postgres.html#id-1.9.5.16.6.5">Options for Single-User Mode</a></dt><dt id="ientry-id-1.5.8.9.14.2.2.1.1.1.1">sinh, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.6.1.1.1">skeys, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.5.8.15.18.5">sleep, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-DELAY">Delaying Execution</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.15.1.1.1">slice, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.10.18.4.3">sliced bread (see <a href="#ientry-id-1.7.4.6.2">TOAST</a>)</dt><dt id="ientry-id-1.5.8.17.6.2.2.13.1.1.1">slope, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.6.14.7.29.2">SLRU, <a class="indexterm" href="monitoring-stats.html#MONITORING-PG-STAT-SLRU-VIEW">pg_stat_slru</a></dt><dt id="ientry-id-1.5.7.9.6.3">smallint, <a class="indexterm" href="datatype-numeric.html#DATATYPE-INT">Integer Types</a></dt><dt id="ientry-id-1.5.7.9.9.2">smallserial, <a class="indexterm" href="datatype-numeric.html#DATATYPE-SERIAL">Serial Types</a></dt><dt id="ientry-id-1.6.4.10.7.2">Solaris, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-SOLARIS">Solaris</a></dt><dd><dl><dt>installation on, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-SOLARIS">Solaris</a></dt><dt>shared library, <a class="indexterm" href="xfunc-c.html#DFUNC">Compiling and Linking Dynamically-Loaded Functions</a></dt><dt>start script, <a class="indexterm" href="server-start.html">Starting the Database Server</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.9.2">SOME, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a>, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a>, <a class="indexterm" href="functions-comparisons.html">Row and Array Comparisons</a></dt><dt id="ientry-id-1.11.7.29.7.3.2.2.2.1.1.1">sort, <a class="indexterm" href="intarray.html#INTARRAY-FUNCS-OPS">intarray Functions and Operators</a></dt><dt id="ientry-id-1.5.6.9.2">sorting, <a class="indexterm" href="queries-order.html">Sorting Rows (ORDER BY)</a></dt><dt id="ientry-id-1.11.7.29.7.3.2.2.3.1.2.1">sort_asc, <a class="indexterm" href="intarray.html#INTARRAY-FUNCS-OPS">intarray Functions and Operators</a></dt><dt id="ientry-id-1.11.7.29.7.3.2.2.4.1.1.1">sort_desc, <a class="indexterm" href="intarray.html#INTARRAY-FUNCS-OPS">intarray Functions and Operators</a></dt><dt id="ientry-id-1.11.7.26.6.4">soundex, <a class="indexterm" href="fuzzystrmatch.html#FUZZYSTRMATCH-SOUNDEX">Soundex</a></dt><dt id="ientry-id-1.5.10.5.6.3">SP-GiST (see <a href="#ientry-id-1.5.10.2">index</a>)</dt><dt id="ientry-id-1.8.12.2">SPI, <a class="indexterm" href="spi.html">Server Programming Interface</a>, <a class="indexterm" href="contrib-spi.html">spi — Server Programming Interface features/examples</a></dt><dd><dl><dt>examples, <a class="indexterm" href="contrib-spi.html">spi — Server Programming Interface features/examples</a></dt></dl></dd><dt id="ientry-id-1.8.10.11.2.3.4.1.2">spi_commit</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.12.11.4.1">SPI_commit, <a class="indexterm" href="spi-spi-commit.html">SPI_commit</a></dt><dt id="ientry-id-1.8.12.11.4.2">SPI_commit_and_chain, <a class="indexterm" href="spi-spi-commit.html">SPI_commit</a></dt><dt id="ientry-id-1.8.12.8.2.1">SPI_connect, <a class="indexterm" href="spi-spi-connect.html">SPI_connect</a></dt><dt id="ientry-id-1.8.12.8.2.2">SPI_connect_ext, <a class="indexterm" href="spi-spi-connect.html">SPI_connect</a></dt><dt id="ientry-id-1.8.12.10.9.1">SPI_copytuple, <a class="indexterm" href="spi-spi-copytuple.html">SPI_copytuple</a></dt><dt id="ientry-id-1.8.10.11.2.3.2.3.2">spi_cursor_close</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.12.8.28.1">SPI_cursor_close, <a class="indexterm" href="spi-spi-cursor-close.html">SPI_cursor_close</a></dt><dt id="ientry-id-1.8.12.8.24.1">SPI_cursor_fetch, <a class="indexterm" href="spi-spi-cursor-fetch.html">SPI_cursor_fetch</a></dt><dt id="ientry-id-1.8.12.8.23.1">SPI_cursor_find, <a class="indexterm" href="spi-spi-cursor-find.html">SPI_cursor_find</a></dt><dt id="ientry-id-1.8.12.8.25.1">SPI_cursor_move, <a class="indexterm" href="spi-spi-cursor-move.html">SPI_cursor_move</a></dt><dt id="ientry-id-1.8.12.8.19.1">SPI_cursor_open, <a class="indexterm" href="spi-spi-cursor-open.html">SPI_cursor_open</a></dt><dt id="ientry-id-1.8.12.8.20.1">SPI_cursor_open_with_args, <a class="indexterm" href="spi-spi-cursor-open-with-args.html">SPI_cursor_open_with_args</a></dt><dt id="ientry-id-1.8.12.8.21.1">SPI_cursor_open_with_paramlist, <a class="indexterm" href="spi-spi-cursor-open-with-paramlist.html">SPI_cursor_open_with_paramlist</a></dt><dt id="ientry-id-1.8.12.8.22.1">SPI_cursor_parse_open, <a class="indexterm" href="spi-spi-cursor-parse-open.html">SPI_cursor_parse_open</a></dt><dt id="ientry-id-1.8.12.8.5.1">SPI_exec, <a class="indexterm" href="spi-spi-exec.html">SPI_exec</a></dt><dt id="ientry-id-1.8.12.8.18.1">SPI_execp, <a class="indexterm" href="spi-spi-execp.html">SPI_execp</a></dt><dt id="ientry-id-1.8.12.8.4.1">SPI_execute, <a class="indexterm" href="spi-spi-execute.html">SPI_execute</a></dt><dt id="ientry-id-1.8.12.8.6.1">SPI_execute_extended, <a class="indexterm" href="spi-spi-execute-extended.html">SPI_execute_extended</a></dt><dt id="ientry-id-1.8.12.8.15.1">SPI_execute_plan, <a class="indexterm" href="spi-spi-execute-plan.html">SPI_execute_plan</a></dt><dt id="ientry-id-1.8.12.8.16.1">SPI_execute_plan_extended, <a class="indexterm" href="spi-spi-execute-plan-extended.html">SPI_execute_plan_extended</a></dt><dt id="ientry-id-1.8.12.8.17.1">SPI_execute_plan_with_paramlist, <a class="indexterm" href="spi-spi-execute-plan-with-paramlist.html">SPI_execute_plan_with_paramlist</a></dt><dt id="ientry-id-1.8.12.8.7.1">SPI_execute_with_args, <a class="indexterm" href="spi-spi-execute-with-args.html">SPI_execute_with_args</a></dt><dt id="ientry-id-1.8.10.11.2.3.3.3.2">spi_exec_prepared</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.10.11.2.3.1.1.2">spi_exec_query</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.10.11.2.3.2.2.2">spi_fetchrow</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.12.8.3.1">SPI_finish, <a class="indexterm" href="spi-spi-finish.html">SPI_finish</a></dt><dt id="ientry-id-1.8.12.9.4.1">SPI_fname, <a class="indexterm" href="spi-spi-fname.html">SPI_fname</a></dt><dt id="ientry-id-1.8.12.9.5.1">SPI_fnumber, <a class="indexterm" href="spi-spi-fnumber.html">SPI_fnumber</a></dt><dt id="ientry-id-1.8.10.11.2.3.3.4.2">spi_freeplan</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.12.10.14.1">SPI_freeplan, <a class="indexterm" href="spi-spi-freeplan.html">SPI_freeplan</a></dt><dt id="ientry-id-1.8.12.10.12.1">SPI_freetuple, <a class="indexterm" href="spi-spi-freetuple.html">SPI_freetuple</a></dt><dt id="ientry-id-1.8.12.10.13.1">SPI_freetuptable, <a class="indexterm" href="spi-spi-freetupletable.html">SPI_freetuptable</a></dt><dt id="ientry-id-1.8.12.8.12.1">SPI_getargcount, <a class="indexterm" href="spi-spi-getargcount.html">SPI_getargcount</a></dt><dt id="ientry-id-1.8.12.8.13.1">SPI_getargtypeid, <a class="indexterm" href="spi-spi-getargtypeid.html">SPI_getargtypeid</a></dt><dt id="ientry-id-1.8.12.9.7.1">SPI_getbinval, <a class="indexterm" href="spi-spi-getbinval.html">SPI_getbinval</a></dt><dt id="ientry-id-1.8.12.9.11.1">SPI_getnspname, <a class="indexterm" href="spi-spi-getnspname.html">SPI_getnspname</a></dt><dt id="ientry-id-1.8.12.9.10.1">SPI_getrelname, <a class="indexterm" href="spi-spi-getrelname.html">SPI_getrelname</a></dt><dt id="ientry-id-1.8.12.9.8.1">SPI_gettype, <a class="indexterm" href="spi-spi-gettype.html">SPI_gettype</a></dt><dt id="ientry-id-1.8.12.9.9.1">SPI_gettypeid, <a class="indexterm" href="spi-spi-gettypeid.html">SPI_gettypeid</a></dt><dt id="ientry-id-1.8.12.9.6.1">SPI_getvalue, <a class="indexterm" href="spi-spi-getvalue.html">SPI_getvalue</a></dt><dt id="ientry-id-1.8.12.8.14.1">SPI_is_cursor_plan, <a class="indexterm" href="spi-spi-is-cursor-plan.html">SPI_is_cursor_plan</a></dt><dt id="ientry-id-1.8.12.8.29.1">SPI_keepplan, <a class="indexterm" href="spi-spi-keepplan.html">SPI_keepplan</a></dt><dt id="ientry-id-1.8.12.10.11.1">SPI_modifytuple, <a class="indexterm" href="spi-spi-modifytuple.html">SPI_modifytuple</a></dt><dt id="ientry-id-1.8.12.10.6.1">SPI_palloc, <a class="indexterm" href="spi-spi-palloc.html">SPI_palloc</a></dt><dt id="ientry-id-1.8.12.10.8.1">SPI_pfree, <a class="indexterm" href="spi-spi-pfree.html">SPI_pfree</a></dt><dt id="ientry-id-1.8.10.11.2.3.3.1.2">spi_prepare</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.12.8.8.1">SPI_prepare, <a class="indexterm" href="spi-spi-prepare.html">SPI_prepare</a></dt><dt id="ientry-id-1.8.12.8.9.1">SPI_prepare_cursor, <a class="indexterm" href="spi-spi-prepare-cursor.html">SPI_prepare_cursor</a></dt><dt id="ientry-id-1.8.12.8.10.1">SPI_prepare_extended, <a class="indexterm" href="spi-spi-prepare-extended.html">SPI_prepare_extended</a></dt><dt id="ientry-id-1.8.12.8.11.1">SPI_prepare_params, <a class="indexterm" href="spi-spi-prepare-params.html">SPI_prepare_params</a></dt><dt id="ientry-id-1.8.10.11.2.3.2.1.2">spi_query</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.10.11.2.3.3.2.2">spi_query_prepared</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.12.8.31.1">SPI_register_relation, <a class="indexterm" href="spi-spi-register-relation.html">SPI_register_relation</a></dt><dt id="ientry-id-1.8.12.8.33.1">SPI_register_trigger_data, <a class="indexterm" href="spi-spi-register-trigger-data.html">SPI_register_trigger_data</a></dt><dt id="ientry-id-1.8.12.10.7.1">SPI_repalloc, <a class="indexterm" href="spi-realloc.html">SPI_repalloc</a></dt><dt id="ientry-id-1.8.12.9.12.1">SPI_result_code_string, <a class="indexterm" href="spi-spi-result-code-string.html">SPI_result_code_string</a></dt><dt id="ientry-id-1.8.12.10.10.1">SPI_returntuple, <a class="indexterm" href="spi-spi-returntuple.html">SPI_returntuple</a></dt><dt id="ientry-id-1.8.10.11.2.3.4.2.2">spi_rollback</dt><dd><dl><dt>in PL/Perl, <a class="indexterm" href="plperl-builtins.html#PLPERL-DATABASE">Database Access from PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.8.12.11.5.1">SPI_rollback, <a class="indexterm" href="spi-spi-rollback.html">SPI_rollback</a></dt><dt id="ientry-id-1.8.12.11.5.2">SPI_rollback_and_chain, <a class="indexterm" href="spi-spi-rollback.html">SPI_rollback</a></dt><dt id="ientry-id-1.8.12.8.30.1">SPI_saveplan, <a class="indexterm" href="spi-spi-saveplan.html">SPI_saveplan</a></dt><dt id="ientry-id-1.8.12.8.26.1">SPI_scroll_cursor_fetch, <a class="indexterm" href="spi-spi-scroll-cursor-fetch.html">SPI_scroll_cursor_fetch</a></dt><dt id="ientry-id-1.8.12.8.27.1">SPI_scroll_cursor_move, <a class="indexterm" href="spi-spi-scroll-cursor-move.html">SPI_scroll_cursor_move</a></dt><dt id="ientry-id-1.8.12.11.6.1">SPI_start_transaction, <a class="indexterm" href="spi-spi-start-transaction.html">SPI_start_transaction</a></dt><dt id="ientry-id-1.8.12.8.32.1">SPI_unregister_relation, <a class="indexterm" href="spi-spi-unregister-relation.html">SPI_unregister_relation</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.33.1.1.1">split_part, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.11.5.6.1.3.2">SQL/CLI, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.2.2">SQL/Foundation, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.1.2">SQL/Framework, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.8.2">SQL/JRT, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.5.8.22.3">SQL/JSON, <a class="indexterm" href="functions-json.html">JSON Functions and Operators</a></dt><dd><dl><dt>functions and expressions, <a class="indexterm" href="functions-json.html">JSON Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.5.8.22.9.2">SQL/JSON path language, <a class="indexterm" href="functions-json.html#FUNCTIONS-SQLJSON-PATH">The SQL/JSON Path Language</a></dt><dt id="ientry-id-1.11.5.6.1.10.2">SQL/MDA, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.5.2">SQL/MED, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.6.2">SQL/OLB, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.11.2">SQL/PGQ, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.4.2">SQL/PSM, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.7.2">SQL/Schemata, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dt id="ientry-id-1.11.5.6.1.9.2">SQL/XML, <a class="indexterm" href="features.html">SQL Conformance</a></dt><dd><dl><dt>limits and conformance, <a class="indexterm" href="xml-limits-conformance.html">XML Limits and Conformance to SQL/XML</a></dt></dl></dd><dt id="ientry-id-1.5.8.9.6.2.2.29.1.1.1">sqrt, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.6.5.14.2">ssh, <a class="indexterm" href="ssh-tunnels.html">Secure TCP/IP Connections with SSH Tunnels</a></dt><dt id="ientry-id-1.5.12.4.5">SSI, <a class="indexterm" href="mvcc-intro.html">Introduction</a></dt><dt id="ientry-id-1.6.5.12.2">SSL, <a class="indexterm" href="ssl-tcp.html">Secure TCP/IP Connections with SSL</a>, <a class="indexterm" href="libpq-ssl.html">SSL Support</a></dt><dd><dl><dt>in libpq, <a class="indexterm" href="libpq-status.html">Connection Status Functions</a></dt><dt>with libpq, <a class="indexterm" href="libpq-connect.html#LIBPQ-PARAMKEYWORDS">Parameter Key Words</a></dt><dt>TLS, <a class="indexterm" href="ssl-tcp.html">Secure TCP/IP Connections with SSL</a>, <a class="indexterm" href="libpq-ssl.html">SSL Support</a></dt></dl></dd><dt id="ientry-id-1.6.6.6.5.3.1.1.3">ssl configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.11.7.52.2">sslinfo, <a class="indexterm" href="sslinfo.html">sslinfo — obtain client SSL information</a></dt><dt id="ientry-id-1.6.6.6.5.3.2.1.3">ssl_ca_file configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.6.5.3.3.1.3">ssl_cert_file configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.11.7.52.6.2.3.1.2">ssl_cipher, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.6.6.6.5.3.8.1.3">ssl_ciphers configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.11.7.52.6.2.4.1.2">ssl_client_cert_present, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.11.7.52.6.2.6.1.2">ssl_client_dn, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.11.7.52.6.2.8.1.2">ssl_client_dn_field, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.11.7.52.6.2.5.1.2">ssl_client_serial, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.6.6.6.5.3.5.1.3">ssl_crl_dir configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.6.5.3.4.1.3">ssl_crl_file configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.6.5.3.13.1.3">ssl_dh_params_file configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.11.7.52.6.2.10.1.2">ssl_extension_info, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.6.6.6.5.3.10.1.3">ssl_groups configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.11.7.52.6.2.7.1.2">ssl_issuer_dn, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.11.7.52.6.2.9.1.2">ssl_issuer_field, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.11.7.52.6.2.1.1.2">ssl_is_used, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.6.6.6.5.3.6.1.3">ssl_key_file configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.18.3.18.1.3">ssl_library configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.6.5.3.12.1.3">ssl_max_protocol_version configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.6.5.3.11.1.3">ssl_min_protocol_version configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.6.5.3.14.1.3">ssl_passphrase_command configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.6.5.3.15.1.3">ssl_passphrase_command_supports_reload configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.6.5.3.9.1.3">ssl_prefer_server_ciphers configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.6.6.6.5.3.7.1.3">ssl_tls13_ciphers configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SSL">SSL</a></dt><dt id="ientry-id-1.11.7.52.6.2.2.1.2">ssl_version, <a class="indexterm" href="sslinfo.html#SSLINFO-FUNCTIONS">Functions Provided</a></dt><dt id="ientry-id-1.6.7.14.2">SSPI, <a class="indexterm" href="sspi-auth.html">SSPI Authentication</a></dt><dt id="ientry-id-1.8.3.10.4">STABLE, <a class="indexterm" href="xfunc-volatility.html">Function Volatility Categories</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.13.1.1.1">standard deviation, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dd><dl><dt>population, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt>sample, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.6.6.16.2.2.6.1.4">standard_conforming_strings configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt id="ientry-id-1.6.13.16.9">standby server, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.6.6.8.7.5.2">standby.signal, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-ARCHIVE-RECOVERY">Archive Recovery</a>, <a class="indexterm" href="warm-standby.html#STANDBY-SERVER-OPERATION">Standby Server Operation</a>, <a class="indexterm" href="warm-standby.html#STANDBY-SERVER-SETUP">Setting Up a Standby Server</a></dt><dd><dl><dt>for hot standby, <a class="indexterm" href="hot-standby.html#HOT-STANDBY-ADMIN">Administrator's Overview</a></dt><dt>pg_basebackup --write-recovery-conf, <a class="indexterm" href="app-pgbasebackup.html#id-1.9.4.10.6">Options</a></dt></dl></dd><dt id="ientry-id-1.11.16.3.7.2">standby_mode (see <a href="#ientry-id-1.6.6.8.7.5.2">standby.signal</a>)</dt><dt id="ientry-id-1.9.3.180.1">START TRANSACTION, <a class="indexterm" href="sql-start-transaction.html">START TRANSACTION</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.34.1.1.1">starts_with, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.10.6.9.7.1.8.1.8">START_REPLICATION, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.6.6.14.2.2.16.1.3">statement_timeout configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.35.1.1.1">statement_timestamp, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.27.12">statistics, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a>, <a class="indexterm" href="planner-stats.html">Statistics Used by the Planner</a>, <a class="indexterm" href="planner-stats.html#PLANNER-STATS-EXTENDED">Extended Statistics</a>, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-STATISTICS">Updating Planner Statistics</a>, <a class="indexterm" href="monitoring-stats.html">The Cumulative Statistics System</a></dt><dd><dl><dt>of the planner, <a class="indexterm" href="planner-stats.html">Statistics Used by the Planner</a>, <a class="indexterm" href="planner-stats.html#PLANNER-STATS-EXTENDED">Extended Statistics</a>, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-STATISTICS">Updating Planner Statistics</a></dt></dl></dd><dt id="ientry-id-1.6.6.12.2.3.8.1.3">stats_fetch_consistency configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-CUMULATIVE-STATISTICS">Cumulative Query and Index Statistics</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.13.1.1.2">stddev, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.14.1.1.2">stddev_pop, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.15.1.1.2">stddev_samp, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.13.16.12">STONITH, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.9.3.85.6.3.2">storage parameters, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.6.13.16.17.2">Streaming Replication, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.11.7.45.6.3.2.2.4.1.1.1">strict_word_similarity, <a class="indexterm" href="pgtrgm.html#PGTRGM-FUNCS-OPS">Functions and Operators</a></dt><dt id="ientry-id-1.5.7.11.3">string (see <a href="#ientry-id-1.5.3.5.9.4.2">character string</a>)</dt><dt id="ientry-id-1.6.6.16.2.2.2.1.3">strings</dt><dd><dl><dt>backslash quotes, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt>escape warning, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt>standard conforming, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.6.2.4.25.1.1.1">string_agg, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-FUNCTION-STRING-TO-ARRAY">string_to_array, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.36.1.1.1">string_to_table, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.11.1.1.1">strip, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-MANIPULATE-TSVECTOR">Manipulating Documents</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.37.1.1.1">strpos, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.11.7.29.7.3.2.2.7.1.1.1">subarray, <a class="indexterm" href="intarray.html#INTARRAY-FUNCS-OPS">intarray Functions and Operators</a></dt><dt id="ientry-id-1.11.7.32.6.6.2.2.1.1.1.1">subltree, <a class="indexterm" href="ltree.html#LTREE-OPS-FUNCS">Operators and Functions</a></dt><dt id="ientry-id-1.11.7.32.6.6.2.2.2.1.1.1">subpath, <a class="indexterm" href="ltree.html#LTREE-OPS-FUNCS">Operators and Functions</a></dt><dt id="ientry-id-1.5.13.4.7.31.1">subplan, <a class="indexterm" href="using-explain.html#USING-EXPLAIN-BASICS">EXPLAIN Basics</a></dt><dd><dl><dt>hashed, <a class="indexterm" href="using-explain.html#USING-EXPLAIN-BASICS">EXPLAIN Basics</a></dt></dl></dd><dt id="ientry-id-1.4.4.8.5.1">subquery, <a class="indexterm" href="tutorial-agg.html">Aggregate Functions</a>, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-SCALAR-SUBQUERIES">Scalar Subqueries</a>, <a class="indexterm" href="queries-table-expressions.html#QUERIES-SUBQUERIES">Subqueries</a>, <a class="indexterm" href="functions-subquery.html">Subquery Expressions</a></dt><dt id="ientry-id-1.5.3.6.11.2">subscript, <a class="indexterm" href="sql-expressions.html#SQL-EXPRESSIONS-SUBSCRIPTS">Subscripts</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.38.1.1.1">substr, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.17.1.1.1">substring, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a>, <a class="indexterm" href="functions-bitstring.html">Bit String Functions and Operators</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-SIMILARTO-REGEXP">SIMILAR TO Regular Expressions</a>, <a class="indexterm" href="functions-matching.html#FUNCTIONS-POSIX-REGEXP">POSIX Regular Expressions</a></dt><dt id="ientry-id-1.5.8.13.9.48.5">SUBSTRING_REGEX, <a class="indexterm" href="functions-matching.html#POSIX-VS-XQUERY">Differences from SQL Standard and XQuery</a></dt><dt id="ientry-id-1.8.9.13.2">subtransactions</dt><dd><dl><dt>in PL/Tcl, <a class="indexterm" href="pltcl-subtransactions.html">Explicit Subtransactions in PL/Tcl</a></dt></dl></dd><dt id="ientry-id-1.6.6.7.2.2.17.1.3">subtransaction_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.5.8.27.6.2.4.26.1.1.1">sum, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.6.8.9.3.1.1.3">summarize_wal configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SUMMARIZATION">WAL Summarization</a></dt><dt id="ientry-id-1.4.3.5.4.3">superuser, <a class="indexterm" href="tutorial-accessdb.html">Accessing a Database</a>, <a class="indexterm" href="role-attributes.html">Role Attributes</a></dt><dt id="ientry-id-1.6.6.6.2.2.5.1.3">superuser_reserved_connections configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.10.17.2.5.3.3.2.2">support functions</dt><dd><dl><dt>in_range, <a class="indexterm" href="btree.html#BTREE-SUPPORT-FUNCS">B-Tree Support Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.35.4.2.2.1.1.1.1">suppress_redundant_updates_trigger, <a class="indexterm" href="functions-trigger.html">Trigger Functions</a></dt><dt id="ientry-id-1.11.7.27.6.4.2.2.8.1.1.1">svals, <a class="indexterm" href="hstore.html#HSTORE-OPS-FUNCS">hstore Operators and Functions</a></dt><dt id="ientry-id-1.6.6.9.5.3.8.1.3">synchronized_standby_slots configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SENDER">Sending Servers</a></dt><dt id="ientry-id-1.6.6.16.2.2.7.1.3">synchronize_seqscans configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-VERSION">Previous PostgreSQL Versions</a></dt><dt id="ientry-id-1.6.15.6.2">synchronous commit, <a class="indexterm" href="wal-async-commit.html">Asynchronous Commit</a></dt><dt id="ientry-id-1.6.13.16.20.2">Synchronous Replication, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.6.6.8.3.2.3.1.3">synchronous_commit configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.9.6.3.1.1.3">synchronous_standby_names configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-PRIMARY">Primary Server</a></dt><dt id="ientry-id-1.6.6.9.7.3.12.1.3">sync_replication_slots configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.5.3.2">syntax, <a class="indexterm" href="sql-syntax.html">SQL Syntax</a></dt><dd><dl><dt>SQL, <a class="indexterm" href="sql-syntax.html">SQL Syntax</a></dt></dl></dd><dt id="ientry-id-1.6.6.11.3.4.9.1.3">syslog_facility configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.10.1.3">syslog_ident configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.11.1.3">syslog_sequence_numbers configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.6.6.11.3.4.12.1.3">syslog_split_messages configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.5.4.12.11.2">system catalog, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-CATALOG">The System Catalog Schema</a></dt><dd><dl><dt>schema, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-CATALOG">The System Catalog Schema</a></dt></dl></dd><dt id="ientry-id-1.6.4.6.4.5.3.15.2.1.2">systemd, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="server-start.html">Starting the Database Server</a></dt><dd><dl><dt>RemoveIPC, <a class="indexterm" href="kernel-resources.html#SYSTEMD-REMOVEIPC">systemd RemoveIPC</a></dt></dl></dd><dt id="ientry-id-1.5.8.33.3.4.2.2.26.1.1.1">system_user, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt></dl></div><div class="indexdiv" id="indexdiv-T"><h3>T</h3><dl><dt id="ientry-id-1.4.4.3.2.5">table, <a class="indexterm" href="tutorial-concepts.html">Concepts</a>, <a class="indexterm" href="ddl-basics.html">Table Basics</a>, <a class="indexterm" href="ddl-alter.html">Modifying Tables</a></dt><dd><dl><dt>creating, <a class="indexterm" href="ddl-basics.html">Table Basics</a></dt><dt>inheritance, <a class="indexterm" href="ddl-inherit.html">Inheritance</a></dt><dt>modifying, <a class="indexterm" href="ddl-alter.html">Modifying Tables</a></dt><dt>partitioning, <a class="indexterm" href="ddl-partitioning.html">Table Partitioning</a></dt><dt>removing, <a class="indexterm" href="ddl-basics.html">Table Basics</a></dt><dt>renaming, <a class="indexterm" href="ddl-alter.html#DDL-ALTER-RENAMING-TABLE">Renaming a Table</a></dt></dl></dd><dt id="ientry-id-1.10.14.2">Table Access Method, <a class="indexterm" href="tableam.html">Table Access Method Interface Definition</a></dt><dt id="ientry-id-1.9.3.172.2">TABLE command, <a class="indexterm" href="sql-select.html">SELECT</a></dt><dt id="ientry-id-1.5.6.6.2">table expression, <a class="indexterm" href="queries-table-expressions.html">Table Expressions</a></dt><dt id="ientry-id-1.5.6.6.5.9.2">table function, <a class="indexterm" href="queries-table-expressions.html#QUERIES-TABLEFUNCTIONS">Table Functions</a>, <a class="indexterm" href="functions-xml.html#FUNCTIONS-XML-PROCESSING-XMLTABLE">xmltable</a></dt><dd><dl><dt>XMLTABLE, <a class="indexterm" href="functions-xml.html#FUNCTIONS-XML-PROCESSING-XMLTABLE">xmltable</a></dt></dl></dd><dt id="ientry-id-1.10.11.2">table sampling method, <a class="indexterm" href="tablesample-method.html">Writing a Table Sampling Method</a></dt><dt id="ientry-id-1.10.14.3">tableam</dt><dd><dl><dt>Table Access Method, <a class="indexterm" href="tableam.html">Table Access Method Interface Definition</a></dt></dl></dd><dt id="ientry-id-1.11.7.53.2">tablefunc, <a class="indexterm" href="tablefunc.html">tablefunc — functions that return tables (crosstab and others)</a></dt><dt id="ientry-id-1.5.4.8.4.1.2.1">tableoid, <a class="indexterm" href="ddl-system-columns.html">System Columns</a></dt><dt id="ientry-id-1.10.11.3">TABLESAMPLE method, <a class="indexterm" href="tablesample-method.html">Writing a Table Sampling Method</a></dt><dt id="ientry-id-1.6.6.14.2.2.5.1.4">tablespace, <a class="indexterm" href="manage-ag-tablespaces.html">Tablespaces</a></dt><dd><dl><dt>default, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt>temporary, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.7.29.21">table_am_handler, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.15.1.1.1">tan, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.11.2.2.16.1.1.1">tand, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.14.2.2.3.1.1.1">tanh, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.8.6.6.7.2.4.1.1">target list, <a class="indexterm" href="querytree.html">The Query Tree</a></dt><dt id="ientry-id-1.8.9.3">Tcl, <a class="indexterm" href="pltcl.html">PL/Tcl — Tcl Procedural Language</a></dt><dt id="ientry-id-1.11.7.54.2">tcn, <a class="indexterm" href="tcn.html">tcn — a trigger function to notify listeners of changes to table content</a></dt><dt id="ientry-id-1.6.6.6.3.2.3.1.3">tcp_keepalives_count configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-TCP-SETTINGS">TCP Settings</a></dt><dt id="ientry-id-1.6.6.6.3.2.1.1.3">tcp_keepalives_idle configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-TCP-SETTINGS">TCP Settings</a></dt><dt id="ientry-id-1.6.6.6.3.2.2.1.3">tcp_keepalives_interval configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-TCP-SETTINGS">TCP Settings</a></dt><dt id="ientry-id-1.6.6.6.3.2.4.1.3">tcp_user_timeout configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-TCP-SETTINGS">TCP Settings</a></dt><dt id="ientry-id-1.6.9.5.7.4">template0, <a class="indexterm" href="manage-ag-createdb.html">Creating a Database</a>, <a class="indexterm" href="manage-ag-templatedbs.html">Template Databases</a></dt><dt id="ientry-id-1.6.9.5.7.2">template1, <a class="indexterm" href="manage-ag-createdb.html">Creating a Database</a>, <a class="indexterm" href="manage-ag-templatedbs.html">Template Databases</a></dt><dt id="ientry-id-1.6.6.7.2.2.4.1.3">temp_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.7.3.2.1.1.3">temp_file_limit configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-DISK">Disk</a></dt><dt id="ientry-id-1.6.6.14.2.2.7.1.3">temp_tablespaces configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.18.3">test, <a class="indexterm" href="regress.html">Regression Tests</a></dt><dt id="ientry-id-1.11.7.55.2">test_decoding, <a class="indexterm" href="test-decoding.html">test_decoding — SQL-based test/example module for WAL logical decoding</a></dt><dt id="ientry-id-1.5.7.11.6">text, <a class="indexterm" href="datatype-character.html">Character Types</a>, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.5.7.19.3">text search, <a class="indexterm" href="datatype-textsearch.html">Text Search Types</a>, <a class="indexterm" href="datatype-textsearch.html">Text Search Types</a>, <a class="indexterm" href="textsearch.html">Full Text Search</a>, <a class="indexterm" href="textsearch-indexes.html">Preferred Index Types for Text Search</a></dt><dd><dl><dt>data types, <a class="indexterm" href="datatype-textsearch.html">Text Search Types</a></dt><dt>functions and operators, <a class="indexterm" href="datatype-textsearch.html">Text Search Types</a></dt><dt>indexes, <a class="indexterm" href="textsearch-indexes.html">Preferred Index Types for Text Search</a></dt></dl></dd><dt id="ientry-id-1.11.7.32.6.6.2.2.7.1.1.1">text2ltree, <a class="indexterm" href="ltree.html#LTREE-OPS-FUNCS">Operators and Functions</a></dt><dt id="ientry-id-1.7.3.28.2">threads, <a class="indexterm" href="libpq-threading.html">Behavior in Threaded Programs</a></dt><dd><dl><dt>with libpq, <a class="indexterm" href="libpq-threading.html">Behavior in Threaded Programs</a></dt></dl></dd><dt id="ientry-id-1.5.7.27.17">tid, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.13.3">time, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a>, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-INPUT-TIMES">Times</a></dt><dd><dl><dt>constants, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-SPECIAL-VALUES">Special Values</a></dt><dt>current, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-CURRENT">Current Date/Time</a></dt><dt>output format, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-OUTPUT">Date/Time Output</a></dt><dd><dl><dt>(see also <a href="#ientry-id-1.5.8.14.2">formatting</a>)</dt></dl></dd></dl></dd><dt id="ientry-id-1.5.7.13.11">time span, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a></dt><dt id="ientry-id-1.5.7.13.5">time with time zone, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a>, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-INPUT-TIMES">Times</a></dt><dt id="ientry-id-1.5.7.13.4">time without time zone, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a>, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-INPUT-TIMES">Times</a></dt><dt id="ientry-id-1.5.7.13.20.2">time zone, <a class="indexterm" href="datatype-datetime.html#DATATYPE-TIMEZONES">Time Zones</a>, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a>, <a class="indexterm" href="datetime-posix-timezone-specs.html">POSIX Time Zone Specifications</a></dt><dd><dl><dt>conversion, <a class="indexterm" href="functions-datetime.html#FUNCTIONS-DATETIME-ZONECONVERT">AT TIME ZONE and AT LOCAL</a></dt><dt>input abbreviations, <a class="indexterm" href="datetime-config-files.html">Date/Time Configuration Files</a></dt><dt>POSIX-style specification, <a class="indexterm" href="datetime-posix-timezone-specs.html">POSIX Time Zone Specifications</a></dt></dl></dd><dt id="ientry-id-1.6.4.6.4.7.2.3.1.2">time zone data, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-BUILD-PROCESS">Build Process Details</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-BUILD-PROCESS">Build Process Details</a></dt><dt id="ientry-id-1.6.6.14.3.2.4.1.4">time zone names, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.12.7.14.2">timelines, <a class="indexterm" href="backup.html">Backup and Restore</a></dt><dt id="ientry-id-1.10.6.9.7.1.3.1.3">TIMELINE_HISTORY, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.36.1.1.1">timeofday, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.6.6.6.4.2.1.1.3">timeout</dt><dd><dl><dt>client authentication, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-AUTHENTICATION">Authentication</a></dt><dt>deadlock, <a class="indexterm" href="runtime-config-locks.html">Lock Management</a></dt></dl></dd><dt id="ientry-id-1.5.7.13.6">timestamp, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a>, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-INPUT-TIME-STAMPS">Time Stamps</a></dt><dt id="ientry-id-1.5.7.13.8">timestamp with time zone, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a>, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-INPUT-TIME-STAMPS">Time Stamps</a></dt><dt id="ientry-id-1.5.7.13.9">timestamp without time zone, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a>, <a class="indexterm" href="datatype-datetime.html#DATATYPE-DATETIME-INPUT-TIME-STAMPS">Time Stamps</a></dt><dt id="ientry-id-1.5.7.13.7">timestamptz, <a class="indexterm" href="datatype-datetime.html">Date/Time Types</a></dt><dt id="ientry-id-1.6.6.14.3.2.3.1.3">TimeZone configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.6.6.14.3.2.4.1.3">timezone_abbreviations configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-FORMAT">Locale and Formatting</a></dt><dt id="ientry-id-1.7.4.6.2">TOAST, <a class="indexterm" href="storage-toast.html">TOAST</a></dt><dd><dl><dt>and user-defined types, <a class="indexterm" href="xtypes.html#XTYPES-TOAST">TOAST Considerations</a></dt><dt>per-column storage settings, <a class="indexterm" href="sql-altertable.html#id-1.9.3.35.5">Description</a>, <a class="indexterm" href="sql-createtable.html#id-1.9.3.85.6">Parameters</a></dt><dt>per-type storage settings, <a class="indexterm" href="sql-altertype.html#id-1.9.3.42.5">Description</a></dt><dt>versus large objects, <a class="indexterm" href="lo-intro.html">Introduction</a></dt></dl></dd><dt id="ientry-id-1.9.3.85.6.3.4.2.1.3">toast_tuple_target storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.5.3.5.2">token, <a class="indexterm" href="sql-syntax-lexical.html">Lexical Structure</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.39.1.1.1">to_ascii, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.40.1.1.1">to_bin, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.14.4.2.2.1.1.1.1">to_char, <a class="indexterm" href="functions-formatting.html">Data Type Formatting Functions</a></dt><dd><dl><dt>and locales, <a class="indexterm" href="locale.html#LOCALE-BEHAVIOR">Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.8.14.4.2.2.4.1.1.1">to_date, <a class="indexterm" href="functions-formatting.html">Data Type Formatting Functions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.41.1.1.1">to_hex, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.1.1.1.1">to_json, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.22.8.9.2.2.1.1.2.1">to_jsonb, <a class="indexterm" href="functions-json.html#FUNCTIONS-JSON-PROCESSING">Processing and Creating JSON Data</a></dt><dt id="ientry-id-1.5.8.14.4.2.2.5.1.1.1">to_number, <a class="indexterm" href="functions-formatting.html">Data Type Formatting Functions</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.42.1.1.1">to_oct, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.32.1.1.1">to_regclass, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.33.1.1.1">to_regcollation, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.34.1.1.1">to_regnamespace, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.35.1.1.1">to_regoper, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.36.1.1.1">to_regoperator, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.37.1.1.1">to_regproc, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.38.1.1.1">to_regprocedure, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.39.1.1.1">to_regrole, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.40.1.1.1">to_regtype, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.33.6.3.2.2.41.1.1.1">to_regtypemod, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-CATALOG">System Catalog Information Functions</a></dt><dt id="ientry-id-1.5.8.14.4.2.2.6.1.1.1">to_timestamp, <a class="indexterm" href="functions-formatting.html">Data Type Formatting Functions</a>, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.12.1.1.1">to_tsquery, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-controls.html#TEXTSEARCH-PARSING-QUERIES">Parsing Queries</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.13.1.1.1">to_tsvector, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-controls.html#TEXTSEARCH-PARSING-DOCUMENTS">Parsing Documents</a></dt><dt id="ientry-id-1.6.6.20.3.15.1.3">trace_locks configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.18.1.3">trace_lock_oidmin configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.19.1.3">trace_lock_table configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.16.1.3">trace_lwlocks configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.13.1.3">trace_notify configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.14.1.3">trace_sort configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.17.1.3">trace_userlocks configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.12.2.3.1.1.3">track_activities configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-CUMULATIVE-STATISTICS">Cumulative Query and Index Statistics</a></dt><dt id="ientry-id-1.6.6.12.2.3.2.1.3">track_activity_query_size configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-CUMULATIVE-STATISTICS">Cumulative Query and Index Statistics</a></dt><dt id="ientry-id-1.6.6.9.5.3.7.1.3">track_commit_timestamp configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SENDER">Sending Servers</a></dt><dt id="ientry-id-1.6.6.12.2.3.4.1.3">track_cost_delay_timing configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-CUMULATIVE-STATISTICS">Cumulative Query and Index Statistics</a></dt><dt id="ientry-id-1.6.6.12.2.3.3.1.3">track_counts configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-CUMULATIVE-STATISTICS">Cumulative Query and Index Statistics</a></dt><dt id="ientry-id-1.6.6.12.2.3.7.1.3">track_functions configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-CUMULATIVE-STATISTICS">Cumulative Query and Index Statistics</a></dt><dt id="ientry-id-1.6.6.12.2.3.5.1.3">track_io_timing configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-CUMULATIVE-STATISTICS">Cumulative Query and Index Statistics</a></dt><dt id="ientry-id-1.6.6.12.2.3.6.1.3">track_wal_io_timing configuration parameter, <a class="indexterm" href="runtime-config-statistics.html#RUNTIME-CONFIG-CUMULATIVE-STATISTICS">Cumulative Query and Index Statistics</a></dt><dt id="ientry-id-1.4.5.5.2">transaction, <a class="indexterm" href="tutorial-transactions.html">Transactions</a></dt><dt id="ientry-id-1.6.11.10.8.2">transaction ID, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-WRAPAROUND">Preventing Transaction ID Wraparound Failures</a></dt><dd><dl><dt>wraparound, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-WRAPAROUND">Preventing Transaction ID Wraparound Failures</a></dt></dl></dd><dt id="ientry-id-1.5.12.5.2">transaction isolation, <a class="indexterm" href="transaction-iso.html">Transaction Isolation</a></dt><dt id="ientry-id-1.5.12.5.5.1">transaction isolation level, <a class="indexterm" href="transaction-iso.html">Transaction Isolation</a>, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dd><dl><dt>read committed, <a class="indexterm" href="transaction-iso.html#XACT-READ-COMMITTED">Read Committed Isolation Level</a></dt><dt>repeatable read, <a class="indexterm" href="transaction-iso.html#XACT-REPEATABLE-READ">Repeatable Read Isolation Level</a></dt><dt>serializable, <a class="indexterm" href="transaction-iso.html#XACT-SERIALIZABLE">Serializable Isolation Level</a></dt><dt>setting, <a class="indexterm" href="sql-set-transaction.html">SET TRANSACTION</a></dt><dt>setting default, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt></dl></dd><dt id="ientry-id-1.6.15.5.3">transaction log (see <a href="#ientry-id-1.6.15.5.2">WAL</a>)</dt><dt id="ientry-id-1.6.6.7.2.2.18.1.3">transaction_buffers configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.14.2.2.14.1.4">transaction_deferrable configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.2.2.12.1.4">transaction_isolation configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.2.2.13.1.4">transaction_read_only configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.6.6.14.2.2.17.1.3">transaction_timeout configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.15.6.2.2.37.1.1.1">transaction_timestamp, <a class="indexterm" href="functions-datetime.html">Date/Time Functions and Operators</a></dt><dt id="ientry-id-1.6.6.16.3.2.1.1.4">transform_null_equals configuration parameter, <a class="indexterm" href="runtime-config-compatible.html#RUNTIME-CONFIG-COMPATIBLE-CLIENTS">Platform and Client Compatibility</a></dt><dt id="ientry-id-1.8.4.7.3">transition tables, <a class="indexterm" href="sql-createtrigger.html">CREATE TRIGGER</a></dt><dd><dl><dt>(see also <a href="#ientry-id-1.8.12.8.31.2">ephemeral named relation</a>)</dt><dt>implementation in PLs, <a class="indexterm" href="spi-spi-register-trigger-data.html">SPI_register_trigger_data</a></dt><dt>referencing from C trigger, <a class="indexterm" href="trigger-interface.html">Writing Trigger Functions in C</a></dt></dl></dd><dt id="ientry-id-1.5.8.10.7.2.2.43.1.1.1">translate, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.13.9.48.6">TRANSLATE_REGEX, <a class="indexterm" href="functions-matching.html#POSIX-VS-XQUERY">Differences from SQL Standard and XQuery</a></dt><dt id="ientry-id-1.6.6.7.2.2.2.2.5.5">transparent
76 huge pages, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.5.7.29.16">trigger, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a>, <a class="indexterm" href="triggers.html">Triggers</a>, <a class="indexterm" href="trigger-interface.html">Writing Trigger Functions in C</a>, <a class="indexterm" href="rules-triggers.html">Rules Versus Triggers</a>, <a class="indexterm" href="plpgsql-trigger.html">Trigger Functions</a>, <a class="indexterm" href="plpython-trigger.html">Trigger Functions</a></dt><dd><dl><dt>arguments for trigger functions, <a class="indexterm" href="trigger-definition.html">Overview of Trigger Behavior</a></dt><dt>constraint trigger, <a class="indexterm" href="sql-createtrigger.html#id-1.9.3.93.6">Description</a></dt><dt>for updating a derived tsvector column, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-UPDATE-TRIGGERS">Triggers for Automatic Updates</a></dt><dt>in C, <a class="indexterm" href="trigger-interface.html">Writing Trigger Functions in C</a></dt><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-trigger.html">Trigger Functions</a></dt><dt>in PL/Python, <a class="indexterm" href="plpython-trigger.html">Trigger Functions</a></dt><dt>in PL/Tcl, <a class="indexterm" href="pltcl-trigger.html">Trigger Functions in PL/Tcl</a></dt><dt>compared with rules, <a class="indexterm" href="rules-triggers.html">Rules Versus Triggers</a></dt></dl></dd><dt id="ientry-id-1.11.7.54.3">triggered_change_notification, <a class="indexterm" href="tcn.html">tcn — a trigger function to notify listeners of changes to table content</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.20.1.1.1">trim, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-binarystring.html">Binary String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.25.6.2.2.20.1.1.1">trim_array, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.30.1.1.1">trim_scale, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.5.7.14.3">true, <a class="indexterm" href="datatype-boolean.html">Boolean Type</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.31.1.1.1">trunc, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a>, <a class="indexterm" href="functions-net.html">Network Address Functions and Operators</a></dt><dt id="ientry-id-1.9.3.181.1">TRUNCATE, <a class="indexterm" href="sql-truncate.html">TRUNCATE</a></dt><dt id="ientry-id-1.8.10.13.2">trusted, <a class="indexterm" href="plperl-trusted.html">Trusted and Untrusted PL/Perl</a></dt><dd><dl><dt>PL/Perl, <a class="indexterm" href="plperl-trusted.html">Trusted and Untrusted PL/Perl</a></dt></dl></dd><dt id="ientry-id-1.5.7.29.23">tsm_handler, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.11.7.56.2">tsm_system_rows, <a class="indexterm" href="tsm-system-rows.html">tsm_system_rows —
77 the SYSTEM_ROWS sampling method for TABLESAMPLE</a></dt><dt id="ientry-id-1.11.7.57.2">tsm_system_time, <a class="indexterm" href="tsm-system-time.html">tsm_system_time —
78 the SYSTEM_TIME sampling method for TABLESAMPLE</a></dt><dt id="ientry-id-1.5.7.19.6.2">tsquery (data type), <a class="indexterm" href="datatype-textsearch.html#DATATYPE-TSQUERY">tsquery</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.25.1.1.1">tsquery_phrase, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-MANIPULATE-TSQUERY">Manipulating Queries</a></dt><dt id="ientry-id-1.5.7.19.5.2">tsvector (data type), <a class="indexterm" href="datatype-textsearch.html#DATATYPE-TSVECTOR">tsvector</a></dt><dt id="ientry-id-1.5.11.7.3.3.1.1.1">tsvector concatenation, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-MANIPULATE-TSVECTOR">Manipulating Documents</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.27.1.1.1">tsvector_to_array, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dt id="ientry-id-1.5.8.35.4.2.2.2.1.1.1">tsvector_update_trigger, <a class="indexterm" href="functions-trigger.html">Trigger Functions</a></dt><dt id="ientry-id-1.5.8.35.4.2.2.3.1.1.1">tsvector_update_trigger_column, <a class="indexterm" href="functions-trigger.html">Trigger Functions</a></dt><dt id="ientry-id-1.5.8.19.10.2.2.1.1.1.1">ts_debug, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-debugging.html#TEXTSEARCH-CONFIGURATION-TESTING">Configuration Testing</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.16.1.1.1">ts_delete, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.18.1.1.1">ts_filter, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.19.1.1.1">ts_headline, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-controls.html#TEXTSEARCH-HEADLINE">Highlighting Results</a></dt><dt id="ientry-id-1.5.8.19.10.2.2.2.1.1.1">ts_lexize, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-debugging.html#TEXTSEARCH-DICTIONARY-TESTING">Dictionary Testing</a></dt><dt id="ientry-id-1.5.8.19.10.2.2.3.1.1.1">ts_parse, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-debugging.html#TEXTSEARCH-PARSER-TESTING">Parser Testing</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.21.1.1.1">ts_rank, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-controls.html#TEXTSEARCH-RANKING">Ranking Search Results</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.22.1.1.1">ts_rank_cd, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-controls.html#TEXTSEARCH-RANKING">Ranking Search Results</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.23.1.1.1">ts_rewrite, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-QUERY-REWRITING">Query Rewriting</a></dt><dt id="ientry-id-1.5.8.19.10.2.2.7.1.1.1">ts_stat, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-features.html#TEXTSEARCH-STATISTICS">Gathering Document Statistics</a></dt><dt id="ientry-id-1.5.8.19.10.2.2.5.1.1.1">ts_token_type, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a>, <a class="indexterm" href="textsearch-debugging.html#TEXTSEARCH-PARSER-TESTING">Parser Testing</a></dt><dt id="ientry-id-1.11.7.33.5.2.2.1.2">tuple_data_split, <a class="indexterm" href="pageinspect.html#PAGEINSPECT-HEAP-FUNCS">Heap Functions</a></dt><dt id="ientry-id-1.5.8.33.10.7.2.2.1.1.1.1">txid_current, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.7.2.2.2.1.1.1">txid_current_if_assigned, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.7.2.2.3.1.1.1">txid_current_snapshot, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.7.2.2.4.1.1.1">txid_snapshot_xip, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.7.2.2.5.1.1.1">txid_snapshot_xmax, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.7.2.2.6.1.1.1">txid_snapshot_xmin, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.7.2.2.8.1.1.1">txid_status, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.8.33.10.7.2.2.7.1.1.1">txid_visible_in_snapshot, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">Transaction ID and Snapshot Information Functions</a></dt><dt id="ientry-id-1.5.7.3">type (see <a href="#ientry-id-1.5.3.5.9.10.2">data type</a>)</dt><dt id="ientry-id-1.5.3.5.9.9.9.1">type cast, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS-NUMERIC">Numeric Constants</a>, <a class="indexterm" href="sql-expressions.html#SQL-SYNTAX-TYPE-CASTS">Type Casts</a></dt><dt id="ientry-id-1.7.5.10.7.8.5.2">typedef</dt><dd><dl><dt>in ECPG, <a class="indexterm" href="ecpg-variables.html#ECPG-VARIABLES-NONPRIMITIVE-C-TYPEDEFS">Typedefs</a></dt></dl></dd></dl></div><div class="indexdiv" id="indexdiv-U"><h3>U</h3><dl><dt id="ientry-id-1.5.3.5.8.14.2">UESCAPE, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a>, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-STRINGS-UESCAPE">String Constants with Unicode Escapes</a></dt><dt id="ientry-id-1.11.7.58.2">unaccent, <a class="indexterm" href="unaccent.html">unaccent — a text search dictionary which removes diacritics</a>, <a class="indexterm" href="unaccent.html#UNACCENT-FUNCTIONS">Functions</a></dt><dt id="ientry-id-1.5.3.5.8.12">Unicode escape, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-STRINGS-UESCAPE">String Constants with Unicode Escapes</a></dt><dd><dl><dt>in identifiers, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS">Identifiers and Key Words</a></dt><dt>in string constants, <a class="indexterm" href="sql-syntax-lexical.html#SQL-SYNTAX-STRINGS-UESCAPE">String Constants with Unicode Escapes</a></dt></dl></dd><dt id="ientry-id-1.5.8.10.5.2.2.4.1.1.2">Unicode normalization, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.22.1.1.1">unicode_assigned, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.5.8.33.13.3.2.2.2.1.1.1">unicode_version, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-VERSION">Version Information Functions</a></dt><dt id="ientry-id-1.5.6.8.2">UNION, <a class="indexterm" href="queries-union.html">Combining Queries (UNION, INTERSECT, EXCEPT)</a>, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt><dd><dl><dt>determination of result type, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt></dl></dd><dt id="ientry-id-1.11.7.29.7.3.2.2.5.1.1.1">uniq, <a class="indexterm" href="intarray.html#INTARRAY-FUNCS-OPS">intarray Functions and Operators</a></dt><dt id="ientry-id-1.5.4.7.7.2">unique constraint, <a class="indexterm" href="ddl-constraints.html#DDL-CONSTRAINTS-UNIQUE-CONSTRAINTS">Unique Constraints</a></dt><dt id="ientry-id-1.5.8.10.7.2.2.44.1.1.1">unistr, <a class="indexterm" href="functions-string.html">String Functions and Operators</a></dt><dt id="ientry-id-1.7.3.8.4.2.1.1.2.1.4">Unix domain socket, <a class="indexterm" href="libpq-connect.html#LIBPQ-PARAMKEYWORDS">Parameter Key Words</a></dt><dt id="ientry-id-1.6.6.6.2.2.6.1.3">unix_socket_directories configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.6.6.6.2.2.7.1.3">unix_socket_group configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.6.6.6.2.2.8.1.3">unix_socket_permissions configuration parameter, <a class="indexterm" href="runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS">Connection Settings</a></dt><dt id="ientry-id-1.5.7.29.26">unknown, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.9.3.182.1">UNLISTEN, <a class="indexterm" href="sql-unlisten.html">UNLISTEN</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.28.1.1.1">unnest, <a class="indexterm" href="functions-array.html">Array Functions and Operators</a></dt><dd><dl><dt>for multirange, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dt>for tsvector, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt></dl></dd><dt id="ientry-id-1.5.4.12.9.3">unqualified name, <a class="indexterm" href="ddl-schemas.html#DDL-SCHEMAS-PATH">The Schema Search Path</a></dt><dt id="ientry-id-1.9.3.97.7.11.2">updatable views, <a class="indexterm" href="sql-createview.html#SQL-CREATEVIEW-UPDATABLE-VIEWS">Updatable Views</a></dt><dt id="ientry-id-1.4.4.9.2">UPDATE, <a class="indexterm" href="tutorial-update.html">Updates</a>, <a class="indexterm" href="dml-update.html">Updating Data</a>, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a>, <a class="indexterm" href="sql-update.html">UPDATE</a></dt><dd><dl><dt>RETURNING, <a class="indexterm" href="dml-returning.html">Returning Data from Modified Rows</a></dt></dl></dd><dt id="ientry-id-1.6.6.11.8.3.2.1.3">update_process_title configuration parameter, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-PROC-TITLE">Process Title</a></dt><dt id="ientry-id-1.5.5.4.2">updating, <a class="indexterm" href="dml-update.html">Updating Data</a></dt><dt id="ientry-id-1.6.5.9.2">upgrading, <a class="indexterm" href="upgrading.html">Upgrading a PostgreSQL Cluster</a></dt><dt id="ientry-id-1.10.6.9.7.1.11.1.2">UPLOAD_MANIFEST, <a class="indexterm" href="protocol-replication.html">Streaming Replication Protocol</a></dt><dt id="ientry-id-1.5.8.10.5.2.2.23.1.1.1">upper, <a class="indexterm" href="functions-string.html">String Functions and Operators</a>, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dd><dl><dt>and locales, <a class="indexterm" href="locale.html#LOCALE-BEHAVIOR">Behavior</a></dt></dl></dd><dt id="ientry-id-1.5.8.26.10.2.2.5.1.1.1">upper_inc, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dt id="ientry-id-1.5.8.26.10.2.2.7.1.1.1">upper_inf, <a class="indexterm" href="functions-range.html">Range/Multirange Functions and Operators</a></dt><dt id="ientry-id-1.9.3.152.6.3.2">UPSERT, <a class="indexterm" href="sql-insert.html">INSERT</a></dt><dt id="ientry-id-1.7.3.8.3.3">URI, <a class="indexterm" href="libpq-connect.html#LIBPQ-CONNSTRING">Connection Strings</a></dt><dt id="ientry-id-1.5.8.33.3.4.2.2.6.1.1.2">user, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a>, <a class="indexterm" href="database-roles.html">Database Roles</a></dt><dd><dl><dt>current, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-SESSION">Session Information Functions</a></dt></dl></dd><dt id="ientry-id-1.5.4.15.4">user mapping, <a class="indexterm" href="ddl-foreign-data.html">Foreign Data</a></dt><dt id="ientry-id-1.6.7.9.2">User name maps, <a class="indexterm" href="auth-username-maps.html">User Name Maps</a></dt><dt id="ientry-id-1.9.3.85.6.3.4.24.1.3">user_catalog_table storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.5.7.20.2">UUID, <a class="indexterm" href="datatype-uuid.html">UUID Type</a>, <a class="indexterm" href="functions-uuid.html">UUID Functions</a>, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-FEATURES">PostgreSQL Features</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-FEATURES">PostgreSQL Features</a></dt><dd><dl><dt>generating, <a class="indexterm" href="functions-uuid.html">UUID Functions</a></dt></dl></dd><dt id="ientry-id-1.11.7.59.2">uuid-ossp, <a class="indexterm" href="uuid-ossp.html">uuid-ossp — a UUID generator</a></dt><dt id="ientry-id-1.5.8.20.4">uuidv4, <a class="indexterm" href="functions-uuid.html">UUID Functions</a></dt><dt id="ientry-id-1.5.8.20.5">uuidv7, <a class="indexterm" href="functions-uuid.html">UUID Functions</a></dt><dt id="ientry-id-1.5.8.20.6">uuid_extract_timestamp, <a class="indexterm" href="functions-uuid.html">UUID Functions</a></dt><dt id="ientry-id-1.5.8.20.7">uuid_extract_version, <a class="indexterm" href="functions-uuid.html">UUID Functions</a></dt><dt id="ientry-id-1.11.7.59.5.3.2.2.1.1.1.1">uuid_generate_v1, <a class="indexterm" href="uuid-ossp.html#UUID-OSSP-FUNCTIONS-SECT">uuid-ossp Functions</a></dt><dt id="ientry-id-1.11.7.59.5.3.2.2.2.1.1.1">uuid_generate_v1mc, <a class="indexterm" href="uuid-ossp.html#UUID-OSSP-FUNCTIONS-SECT">uuid-ossp Functions</a></dt><dt id="ientry-id-1.11.7.59.5.3.2.2.3.1.1.1">uuid_generate_v3, <a class="indexterm" href="uuid-ossp.html#UUID-OSSP-FUNCTIONS-SECT">uuid-ossp Functions</a></dt></dl></div><div class="indexdiv" id="indexdiv-V"><h3>V</h3><dl><dt id="ientry-id-1.6.6.13.2">vacuum, <a class="indexterm" href="routine-vacuuming.html">Routine Vacuuming</a></dt><dd><dl><dt>configuration parameters, <a class="indexterm" href="runtime-config-vacuum.html">Vacuuming</a></dt></dl></dd><dt id="ientry-id-1.9.3.184.1">VACUUM, <a class="indexterm" href="sql-vacuum.html">VACUUM</a></dt><dt id="ientry-id-1.9.4.23.1">vacuumdb, <a class="indexterm" href="app-vacuumdb.html">vacuumdb</a></dt><dt id="ientry-id-1.11.8.4.4.1">vacuumlo, <a class="indexterm" href="vacuumlo.html">vacuumlo</a></dt><dt id="ientry-id-1.6.6.7.2.2.10.1.3">vacuum_buffer_usage_limit configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.6.13.5.5.1.1.3">vacuum_cost_delay configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-RESOURCE-VACUUM-COST">Cost-based Vacuum Delay</a></dt><dt id="ientry-id-1.6.6.13.5.5.5.1.3">vacuum_cost_limit configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-RESOURCE-VACUUM-COST">Cost-based Vacuum Delay</a></dt><dt id="ientry-id-1.6.6.13.5.5.4.1.3">vacuum_cost_page_dirty configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-RESOURCE-VACUUM-COST">Cost-based Vacuum Delay</a></dt><dt id="ientry-id-1.6.6.13.5.5.2.1.3">vacuum_cost_page_hit configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-RESOURCE-VACUUM-COST">Cost-based Vacuum Delay</a></dt><dt id="ientry-id-1.6.6.13.5.5.3.1.3">vacuum_cost_page_miss configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-RESOURCE-VACUUM-COST">Cost-based Vacuum Delay</a></dt><dt id="ientry-id-1.6.6.13.7.3.3.1.3">vacuum_failsafe_age configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-VACUUM-FREEZING">Freezing</a></dt><dt id="ientry-id-1.6.6.13.7.3.2.1.3">vacuum_freeze_min_age configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-VACUUM-FREEZING">Freezing</a></dt><dt id="ientry-id-1.6.6.13.7.3.1.1.3">vacuum_freeze_table_age configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-VACUUM-FREEZING">Freezing</a></dt><dt id="ientry-id-1.9.3.85.6.3.4.5.1.4">vacuum_index_cleanup storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt><dt id="ientry-id-1.6.6.13.7.3.7.1.3">vacuum_max_eager_freeze_failure_rate</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-VACUUM-FREEZING">Freezing</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.6.6.13.7.3.6.1.3">vacuum_multixact_failsafe_age configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-VACUUM-FREEZING">Freezing</a></dt><dt id="ientry-id-1.6.6.13.7.3.5.1.3">vacuum_multixact_freeze_min_age configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-VACUUM-FREEZING">Freezing</a></dt><dt id="ientry-id-1.6.6.13.7.3.4.1.3">vacuum_multixact_freeze_table_age configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-VACUUM-FREEZING">Freezing</a></dt><dt id="ientry-id-1.6.6.13.6.2.1.1.3">vacuum_truncate</dt><dd><dl><dt>configuration parameter, <a class="indexterm" href="runtime-config-vacuum.html#RUNTIME-CONFIG-VACUUM-DEFAULT">Default Behavior</a></dt><dt>storage parameter, <a class="indexterm" href="sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS">Storage Parameters</a></dt></dl></dd><dt id="ientry-id-1.5.3.6.3">value expression, <a class="indexterm" href="sql-expressions.html">Value Expressions</a></dt><dt id="ientry-id-1.5.6.11.2">VALUES, <a class="indexterm" href="queries-values.html">VALUES Lists</a>, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a>, <a class="indexterm" href="sql-values.html">VALUES</a></dt><dd><dl><dt>determination of result type, <a class="indexterm" href="typeconv-union-case.html">UNION, CASE, and Related Constructs</a></dt></dl></dd><dt id="ientry-id-1.5.7.11.8">varchar, <a class="indexterm" href="datatype-character.html">Character Types</a></dt><dt id="ientry-id-1.8.3.8.14.3">variadic function, <a class="indexterm" href="xfunc-sql.html#XFUNC-SQL-VARIADIC-FUNCTIONS">SQL Functions with Variable Numbers of Arguments</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.16.1.1.1">variance, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dd><dl><dt>population, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt>sample, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt></dl></dd><dt id="ientry-id-1.5.8.27.14.2.4.17.1.1.2">var_pop, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.5.8.27.14.2.4.18.1.1.2">var_samp, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.4.3.5.6.5">version, <a class="indexterm" href="tutorial-accessdb.html">Accessing a Database</a>, <a class="indexterm" href="functions-info.html#FUNCTIONS-INFO-VERSION">Version Information Functions</a>, <a class="indexterm" href="upgrading.html">Upgrading a PostgreSQL Cluster</a></dt><dd><dl><dt>compatibility, <a class="indexterm" href="upgrading.html">Upgrading a PostgreSQL Cluster</a></dt></dl></dd><dt id="ientry-id-1.4.5.3.2">view, <a class="indexterm" href="tutorial-views.html">Views</a>, <a class="indexterm" href="rules-views.html">Views and the Rule System</a>, <a class="indexterm" href="rules-materializedviews.html">Materialized Views</a>, <a class="indexterm" href="rules-update.html#RULES-UPDATE-VIEWS">Cooperation with Views</a></dt><dd><dl><dt>implementation through rules, <a class="indexterm" href="rules-views.html">Views and the Rule System</a></dt><dt>materialized, <a class="indexterm" href="rules-materializedviews.html">Materialized Views</a></dt><dt>updating, <a class="indexterm" href="rules-update.html#RULES-UPDATE-VIEWS">Cooperation with Views</a></dt></dl></dd><dt id="ientry-id-1.10.18.6.2">Visibility Map, <a class="indexterm" href="storage-vm.html">Visibility Map</a></dt><dt id="ientry-id-1.6.4.10.8.2">Visual Studio, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-VISUAL-STUDIO">Visual Studio</a></dt><dd><dl><dt>installation on, <a class="indexterm" href="installation-platform-notes.html#INSTALLATION-NOTES-VISUAL-STUDIO">Visual Studio</a></dt></dl></dd><dt id="ientry-id-1.10.18.6.3">VM (see <a href="#ientry-id-1.10.18.6.2">Visibility Map</a>)</dt><dt id="ientry-id-1.5.7.29.15">void, <a class="indexterm" href="datatype-pseudo.html">Pseudo-Types</a></dt><dt id="ientry-id-1.8.3.10.3">VOLATILE, <a class="indexterm" href="xfunc-volatility.html">Function Volatility Categories</a></dt><dt id="ientry-id-1.8.3.10.2">volatility, <a class="indexterm" href="xfunc-volatility.html">Function Volatility Categories</a></dt><dd><dl><dt>functions, <a class="indexterm" href="xfunc-volatility.html">Function Volatility Categories</a></dt></dl></dd><dt id="ientry-id-1.6.4.6.3.2.1.4.2">VPATH, <a class="indexterm" href="install-make.html#INSTALL-PROCEDURE-MAKE">Installation Procedure</a>, <a class="indexterm" href="extend-pgxs.html">Extension Building Infrastructure</a></dt></dl></div><div class="indexdiv" id="indexdiv-W"><h3>W</h3><dl><dt id="ientry-id-1.6.15.5.2">WAL, <a class="indexterm" href="wal.html">Reliability and the Write-Ahead Log</a></dt><dt id="ientry-id-1.6.6.18.3.19.1.3">wal_block_size configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.8.3.2.10.1.3">wal_buffers configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.8.3.2.7.1.3">wal_compression configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.20.3.22.1.3">wal_consistency_checking configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.20.3.23.1.3">wal_debug configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.6.8.6.4.2.1.3">wal_decode_buffer_size configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-RECOVERY">Recovery</a></dt><dt id="ientry-id-1.6.6.8.3.2.8.1.3">wal_init_zero configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.9.5.3.3.1.3">wal_keep_size configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SENDER">Sending Servers</a></dt><dt id="ientry-id-1.6.6.8.3.2.1.1.3">wal_level configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.8.3.2.6.1.3">wal_log_hints configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.9.7.3.6.1.3">wal_receiver_create_temp_slot configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.9.7.3.7.1.3">wal_receiver_status_interval configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.9.7.3.9.1.3">wal_receiver_timeout configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.8.3.2.9.1.3">wal_recycle configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.9.7.3.10.1.3">wal_retrieve_retry_interval configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-STANDBY">Standby Servers</a></dt><dt id="ientry-id-1.6.6.18.3.20.1.3">wal_segment_size configuration parameter, <a class="indexterm" href="runtime-config-preset.html">Preset Options</a></dt><dt id="ientry-id-1.6.6.9.5.3.6.1.3">wal_sender_timeout configuration parameter, <a class="indexterm" href="runtime-config-replication.html#RUNTIME-CONFIG-REPLICATION-SENDER">Sending Servers</a></dt><dt id="ientry-id-1.6.6.8.3.2.13.1.3">wal_skip_threshold configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.8.9.3.2.1.3">wal_summary_keep_time configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SUMMARIZATION">WAL Summarization</a></dt><dt id="ientry-id-1.6.6.8.3.2.4.1.3">wal_sync_method configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.8.3.2.11.1.3">wal_writer_delay configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.6.8.3.2.12.1.3">wal_writer_flush_after configuration parameter, <a class="indexterm" href="runtime-config-wal.html#RUNTIME-CONFIG-WAL-SETTINGS">Settings</a></dt><dt id="ientry-id-1.6.13.16.7">warm standby, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.5.8.19.7.2.2.7.1.1.1">websearch_to_tsquery, <a class="indexterm" href="functions-textsearch.html">Text Search Functions and Operators</a></dt><dt id="ientry-id-1.5.6.6.6.2">WHERE, <a class="indexterm" href="queries-table-expressions.html#QUERIES-WHERE">The WHERE Clause</a></dt><dt id="ientry-id-1.6.6.11.3.2">where to log, <a class="indexterm" href="runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHERE">Where to Log</a></dt><dt id="ientry-id-1.8.8.8.7.7.2">WHILE</dt><dd><dl><dt>in PL/pgSQL, <a class="indexterm" href="plpgsql-control-structures.html#PLPGSQL-CONTROL-STRUCTURES-LOOPS-WHILE">WHILE</a></dt></dl></dd><dt id="ientry-id-1.5.8.17.6.2.2.14.1.1.1">width, <a class="indexterm" href="functions-geometry.html">Geometric Functions and Operators</a></dt><dt id="ientry-id-1.5.8.9.6.2.2.33.1.1.1">width_bucket, <a class="indexterm" href="functions-math.html">Mathematical Functions and Operators</a></dt><dt id="ientry-id-1.4.5.6.2">window function, <a class="indexterm" href="tutorial-window.html">Window Functions</a>, <a class="indexterm" href="sql-expressions.html#SYNTAX-WINDOW-FUNCTIONS">Window Function Calls</a>, <a class="indexterm" href="queries-table-expressions.html#QUERIES-WINDOW">Window Function Processing</a>, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dd><dl><dt>built-in, <a class="indexterm" href="functions-window.html">Window Functions</a></dt><dt>invocation, <a class="indexterm" href="sql-expressions.html#SYNTAX-WINDOW-FUNCTIONS">Window Function Calls</a></dt><dt>order of execution, <a class="indexterm" href="queries-table-expressions.html#QUERIES-WINDOW">Window Function Processing</a></dt></dl></dd><dt id="ientry-id-1.5.6.12.2">WITH, <a class="indexterm" href="queries-with.html">WITH Queries (Common Table Expressions)</a>, <a class="indexterm" href="sql-select.html">SELECT</a></dt><dd><dl><dt>in SELECT, <a class="indexterm" href="queries-with.html">WITH Queries (Common Table Expressions)</a>, <a class="indexterm" href="sql-select.html">SELECT</a></dt></dl></dd><dt id="ientry-id-1.9.3.97.6.2.7.1.3">WITH CHECK OPTION, <a class="indexterm" href="sql-createview.html">CREATE VIEW</a></dt><dt id="ientry-id-1.5.3.6.15.4">WITHIN GROUP, <a class="indexterm" href="sql-expressions.html#SYNTAX-AGGREGATES">Aggregate Expressions</a></dt><dt id="ientry-id-1.6.13.16.11">witness server, <a class="indexterm" href="high-availability.html">High Availability, Load Balancing, and Replication</a></dt><dt id="ientry-id-1.11.7.45.6.3.2.2.3.1.1.1">word_similarity, <a class="indexterm" href="pgtrgm.html#PGTRGM-FUNCS-OPS">Functions and Operators</a></dt><dt id="ientry-id-1.6.6.7.2.2.6.1.3">work_mem configuration parameter, <a class="indexterm" href="runtime-config-resource.html#RUNTIME-CONFIG-RESOURCE-MEMORY">Memory</a></dt><dt id="ientry-id-1.6.11.10.8.3">wraparound</dt><dd><dl><dt>of multixact IDs, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-MULTIXACT-WRAPAROUND">Multixacts and Wraparound</a></dt><dt>of transaction IDs, <a class="indexterm" href="routine-vacuuming.html#VACUUM-FOR-WRAPAROUND">Preventing Transaction ID Wraparound Failures</a></dt></dl></dd></dl></div><div class="indexdiv" id="indexdiv-X"><h3>X</h3><dl><dt id="ientry-id-1.5.7.27.18">xid, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.7.27.15">xid8, <a class="indexterm" href="datatype-oid.html">Object Identifier Types</a></dt><dt id="ientry-id-1.5.4.8.4.4.2.1">xmax, <a class="indexterm" href="ddl-system-columns.html">System Columns</a></dt><dt id="ientry-id-1.5.4.8.4.2.2.1">xmin, <a class="indexterm" href="ddl-system-columns.html">System Columns</a></dt><dt id="ientry-id-1.5.7.21.2">XML, <a class="indexterm" href="datatype-xml.html">XML Type</a></dt><dt id="ientry-id-1.5.8.21.8.2">XML export, <a class="indexterm" href="functions-xml.html#FUNCTIONS-XML-MAPPING">Mapping Tables to XML</a></dt><dt id="ientry-id-1.5.8.21.2">XML Functions, <a class="indexterm" href="functions-xml.html">XML Functions</a></dt><dt id="ientry-id-1.5.7.21.6.6.7">XML option, <a class="indexterm" href="datatype-xml.html#DATATYPE-XML-CREATING">Creating XML Values</a>, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.11.7.60.2">xml2, <a class="indexterm" href="xml2.html">xml2 — XPath querying and XSLT functionality</a></dt><dt id="ientry-id-1.5.8.21.5.10.2">xmlagg, <a class="indexterm" href="functions-xml.html#FUNCTIONS-XML-XMLAGG">xmlagg</a>, <a class="indexterm" href="functions-aggregate.html">Aggregate Functions</a></dt><dt id="ientry-id-1.6.6.14.2.2.22.1.3">xmlbinary configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.8.21.5.4.2">xmlcomment, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-XMLCOMMENT">xmlcomment</a></dt><dt id="ientry-id-1.5.8.21.5.5.2">xmlconcat, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-XMLCONCAT">xmlconcat</a></dt><dt id="ientry-id-1.5.8.21.5.6.2">xmlelement, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-XMLELEMENT">xmlelement</a></dt><dt id="ientry-id-1.5.8.21.6.5.2">XMLEXISTS, <a class="indexterm" href="functions-xml.html#XML-EXISTS">XMLEXISTS</a></dt><dt id="ientry-id-1.5.8.21.5.7.2">xmlforest, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-XMLFOREST">xmlforest</a></dt><dt id="ientry-id-1.6.6.14.2.2.23.1.3">xmloption configuration parameter, <a class="indexterm" href="runtime-config-client.html#RUNTIME-CONFIG-CLIENT-STATEMENT">Statement Behavior</a></dt><dt id="ientry-id-1.5.7.21.6.2.3">xmlparse, <a class="indexterm" href="datatype-xml.html#DATATYPE-XML-CREATING">Creating XML Values</a></dt><dt id="ientry-id-1.5.8.21.5.8.2">xmlpi, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-XMLPI">xmlpi</a></dt><dt id="ientry-id-1.5.8.21.5.9.2">xmlroot, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-XMLROOT">xmlroot</a></dt><dt id="ientry-id-1.5.7.21.6.4.3">xmlserialize, <a class="indexterm" href="datatype-xml.html#DATATYPE-XML-CREATING">Creating XML Values</a></dt><dt id="ientry-id-1.5.8.21.7.5.2">xmltable, <a class="indexterm" href="functions-xml.html#FUNCTIONS-XML-PROCESSING-XMLTABLE">xmltable</a></dt><dt id="ientry-id-1.5.8.21.5.3.2">xmltext, <a class="indexterm" href="functions-xml.html#FUNCTIONS-PRODUCING-XML-XMLTEXT">xmltext</a></dt><dt id="ientry-id-1.5.8.21.6.6.2">xml_is_well_formed, <a class="indexterm" href="functions-xml.html#XML-IS-WELL-FORMED">xml_is_well_formed</a></dt><dt id="ientry-id-1.5.8.21.6.6.4">xml_is_well_formed_content, <a class="indexterm" href="functions-xml.html#XML-IS-WELL-FORMED">xml_is_well_formed</a></dt><dt id="ientry-id-1.5.8.21.6.6.3">xml_is_well_formed_document, <a class="indexterm" href="functions-xml.html#XML-IS-WELL-FORMED">xml_is_well_formed</a></dt><dt id="ientry-id-1.5.8.21.7.3.2">XPath, <a class="indexterm" href="functions-xml.html#FUNCTIONS-XML-PROCESSING-XPATH">xpath</a></dt><dt id="ientry-id-1.5.8.21.7.4.2">xpath_exists, <a class="indexterm" href="functions-xml.html#FUNCTIONS-XML-PROCESSING-XPATH-EXISTS">xpath_exists</a></dt><dt id="ientry-id-1.11.7.60.6.2">xpath_table, <a class="indexterm" href="xml2.html#XML2-XPATH-TABLE">xpath_table</a></dt><dt id="ientry-id-1.5.8.13.9.48.7">XQuery regular expressions, <a class="indexterm" href="functions-matching.html#POSIX-VS-XQUERY">Differences from SQL Standard and XQuery</a></dt><dt id="ientry-id-1.11.7.60.7.3.2">xslt_process, <a class="indexterm" href="xml2.html#XML2-XSLT-XSLT-PROCESS">xslt_process</a></dt></dl></div><div class="indexdiv" id="indexdiv-Y"><h3>Y</h3><dl><dt id="ientry-id-1.6.4.4.3.2.5.1.4">yacc, <a class="indexterm" href="install-requirements.html">Requirements</a></dt></dl></div><div class="indexdiv" id="indexdiv-Z"><h3>Z</h3><dl><dt id="ientry-id-1.6.6.20.3.25.1.3">zero_damaged_pages configuration parameter, <a class="indexterm" href="runtime-config-developer.html">Developer Options</a></dt><dt id="ientry-id-1.6.4.4.3.2.8.1.1">zlib, <a class="indexterm" href="install-requirements.html">Requirements</a>, <a class="indexterm" href="install-make.html#CONFIGURE-OPTIONS-ANTI-FEATURES">Anti-Features</a>, <a class="indexterm" href="install-meson.html#MESON-OPTIONS-ANTI-FEATURES">Anti-Features</a></dt></dl></div></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="biblio.html" title="Bibliography">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="index.html" title="PostgreSQL 18.0 Documentation">Up</a></td><td width="40%" align="right"> </td></tr><tr><td width="40%" align="left" valign="top">Bibliography </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 18.0 Documentation">Home</a></td><td width="40%" align="right" valign="top"> </td></tr></table></div></body></html>
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