The system catalog table 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.
| column | type | references | description |
|---|---|---|---|
ftrelid |
oid | pg_class.oid | OID of the pg_class entry for this foreign table. |
ftserver |
oid | pg_foreign_server.oid | OID of the foreign server for this foreign table. |
ftoptions |
text[] | Foreign table options, as "keyword=value" strings. |
Parent topic: System Catalogs Definitions
