pg_user_mapping#

The system catalog table pg_user_mapping stores the mappings from local user to remote user. You must have administrator privileges to view this catalog. Access to this catalog is restricted from normal users, use the pg_user_mappings view instead.

column

type

references

description

oid

oid

The object ID

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

OID of the foreign server that contains this mapping

umoptions

text[]

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