11th October 2018: PostgreSQL 11 RC 1 Released!
Supported Versions: Current (10) / 9.6 / 9.5 / 9.4 / 9.3
Development Versions: 11 / devel
Unsupported versions: 9.2 / 9.1 / 9.0 / 8.4

52.63. 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 52.64. pg_user_mapping Columns

Name Type References Description
oid oid   Row identifier (hidden attribute; must be explicitly selected)
umuser oid pg_authid.oid OID of the local role being mapped, 0 if the user mapping is public
umserver oid pg_foreign_server.oid The OID of the foreign server that contains this mapping
umoptions text[]   User mapping specific options, as keyword=value strings