52.34. pg_user_mappings #
The view pg_user_mappings provides access to information about user mappings. This is essentially a publicly readable view of pg_user_mapping that leaves out the options field if the user has no rights to use it.
Table 52.34. pg_user_mappings Columns
Column Type Description |
|---|
OID of the user mapping |
The OID of the foreign server that contains this mapping |
Name of the foreign server |
OID of the local role being mapped, or zero if the user mapping is public |
Name of the local user to be mapped |
User mapping specific options, as “keyword=value” strings |
To protect password information stored as a user mapping option, the umoptions column will read as null unless one of the following applies:
current user is the user being mapped, and owns the server or holds
USAGEprivilege on itcurrent user is the server owner and mapping is for
PUBLICcurrent user is a superuser