pg_foreign_server stores foreign server definitions. A foreign server describes a source of external data, such as a remote server. Foreign servers are accessed via foreign-data wrappers.
Name of the foreign server
Owner of the foreign server
OID of the foreign-data wrapper of this foreign server
Type of the server (optional)
Version of the server (optional)
Access privileges; see Section 5.7 for details
Foreign server specific options, as “keyword=value” strings