2 .\" Title: DROP TRIGGER
3 .\" Author: The PostgreSQL Global Development Group
4 .\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
6 .\" Manual: PostgreSQL 18.0 Documentation
7 .\" Source: PostgreSQL 18.0
10 .TH "DROP TRIGGER" "7" "2025" "PostgreSQL 18.0" "PostgreSQL 18.0 Documentation"
11 .\" -----------------------------------------------------------------
12 .\" * Define some portability stuff
13 .\" -----------------------------------------------------------------
14 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
15 .\" http://bugs.debian.org/507673
16 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
17 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
20 .\" -----------------------------------------------------------------
21 .\" * set default formatting
22 .\" -----------------------------------------------------------------
23 .\" disable hyphenation
25 .\" disable justification (adjust text to left margin only)
27 .\" -----------------------------------------------------------------
28 .\" * MAIN CONTENT STARTS HERE *
29 .\" -----------------------------------------------------------------
31 DROP_TRIGGER \- remove a trigger
35 DROP TRIGGER [ IF EXISTS ] \fIname\fR ON \fItable_name\fR [ CASCADE | RESTRICT ]
40 removes an existing trigger definition\&. To execute this command, the current user must be the owner of the table for which the trigger is defined\&.
45 Do not throw an error if the trigger does not exist\&. A notice is issued in this case\&.
50 The name of the trigger to remove\&.
55 The name (optionally schema\-qualified) of the table for which the trigger is defined\&.
60 Automatically drop objects that depend on the trigger, and in turn all objects that depend on those objects (see
66 Refuse to drop the trigger if any objects depend on it\&. This is the default\&.
79 DROP TRIGGER if_dist_exists ON films;
90 is incompatible with the SQL standard\&. In the SQL standard, trigger names are not local to tables, so the command is simply
91 DROP TRIGGER \fIname\fR\&.
93 CREATE TRIGGER (\fBCREATE_TRIGGER\fR(7))