Redrock Postgres Search Chinese
Version: 9.3 / 9.4 / 9.5 / 9.6 / 10 / 11 / 12 / 13 / 14 / 15 / 16 / 17

52.25. pg_foreign_table

The catalog pg_foreign_table contains auxiliary information about foreign tables. A foreign table is primarily represented by a pg_class entry, just like a regular table. Its pg_foreign_table entry contains the information that is pertinent only to foreign tables and not any other kind of relation.

Table 52.25. pg_foreign_table Columns

NameTypeReferencesDescription
ftrelidoidpg_class.oidOID of the pg_class entry for this foreign table
ftserveroidpg_foreign_server.oidOID of the foreign server for this foreign table
ftoptionstext[]  Foreign table options, as keyword=value strings