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_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