PostgreSQL

51.63. `pg_user_mapping`
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51.63. `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 51.64. pg_user_mapping Columns

Name Type References Description

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 “[.quote]#keyword=value”# strings