48.53. 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 48-54. pg_user_mapping Columns
| 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 "keyword=value" strings |