_PG_FOREIGN_DATA_WRAPPERS

_PG_FOREIGN_DATA_WRAPPERS displays information about a foreign-data wrapper. Only the sysadmin user has the permission to view this view.

Table 1 _PG_FOREIGN_DATA_WRAPPERS columns

Name	Type	Description
oid	oid	OID of the foreign-data wrapper
fdwowner	oid	OID of the owner of the foreign-data wrapper
fdwoptions	text[]	Foreign-data wrapper specific option, expressed in a string in the format of keyword=value
foreign_data_wrapper_catalog	information_schema.sql_identifier	Name of the database where the foreign-data wrapper is located (always the current database)
foreign_data_wrapper_name	information_schema.sql_identifier	Name of the foreign-data wrapper
authorization_identifier	information_schema.sql_identifier	Role of the owner of the foreign-data wrapper
foreign_data_wrapper_language	information_schema.character_data	Programming language of the foreign-data wrapper