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Updated on 2022-08-16 GMT+08:00
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PG_USER_MAPPING

PG_USER_MAPPING records the mappings from local users to remote.

It is accessible only to users with system administrator rights. You can use view PG_USER_MAPPINGS to query common users.

Table 1 PG_USER_MAPPING columns

Name

Type

Reference

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

OID of the foreign server that contains this mapping

umoptions

text[]

-

Option used for user mapping. It is a keyword=value string.
Parent topic: System Catalogs