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  5. PG_USER_MAPPINGS

PG_USER_MAPPINGS

PG_USER_MAPPINGS provides access to information about user mappings.

This is essentially a publicly readable view of PG_USER_MAPPING that leaves out the options column if the user has no rights to use it.

Table 1 PG_USER_MAPPINGS columns

Name

Type

Reference

Description

umid

oid

PG_USER_MAPPING.oid

OID of the user mapping

srvid

oid

PG_FOREIGN_SERVER.oid

OID of the foreign server that contains this mapping

srvname

name

PG_FOREIGN_SERVER.srvname

Name of the foreign server

umuser

oid

PG_AUTHID.oid

OID of the local role being mapped, 0 if the user mapping is public

usename

name

-

Name of the local user to be mapped

umoptions

text[ ]

-

User mapping specific options. If the current user is the owner of the foreign server, its value is keyword=value strings. Otherwise, its value is null.