Help Center/ GaussDB/ Developer Guide(Centralized_3.x)/ System Catalogs and System Views/ System Catalogs/ PG_USER_MAPPING
Updated on 2024-05-07 GMT+08:00
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PG_USER_MAPPING

PG_USER_MAPPING records mappings from local users to remote.

This system catalog is accessible only to system administrators. Common users can query the PG_USER_MAPPINGS view.

Table 1 PG_USER_MAPPING columns

Name

Type

Reference

Description

oid

oid

-

Row identifier (hidden attribute, which must be specified)

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 the mapping

umoptions

text[]

-

User mapping specific options, expressed in a string in the format of keyword=value
Parent topic: System Catalogs