52.65. pg_user_mapping #

   The catalog pg_user_mapping stores the mappings from local user to
   remote. Access to this catalog is restricted from normal users, use the
   view pg_user_mappings instead.

   Table 52.66. pg_user_mapping Columns

   Column Type

   Description

   oid oid

   Row identifier

   umuser oid (references pg_authid.oid)

   OID of the local role being mapped, or zero if the user mapping is
   public

   umserver oid (references pg_foreign_server.oid)

   The OID of the foreign server that contains this mapping

   umoptions text[]

   User mapping specific options, as “keyword=value” strings