Development Versions: devel

The view 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 field if the user has no rights to use it.

Table 53.36. pg_user_mappings Columns

| Column Type

Description

| | --- | |

umid oid (references pg_user_mapping.oid)

OID of the user mapping

| |

srvid oid (references pg_foreign_server.oid)

The OID of the foreign server that contains this mapping

| |

srvname name (references pg_foreign_server.srvname)

Name of the foreign server

| |

umuser oid (references pg_authid.oid)

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

| |

usename name

Name of the local user to be mapped

| |

umoptions text[]

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

|

To protect password information stored as a user mapping option, the umoptions column will read as null unless one of the following applies:

• current user is the user being mapped, and owns the server or holds USAGE privilege on it

• current user is the server owner and mapping is for PUBLIC

• current user is a superuser