The foreign_data_wrappers view contains all foreign-data wrappers defined in the current database. Greenplum Database displays only those foreign-data wrappers to which the current user has access (by way of being the owner or having some privilege).

    column type references description
    foreign_data_wrapper_catalog sql_identifier Name of the database in which the foreign-data wrapper is defined (always the current database).
    foreign_data_wrapper_name sql_identifier Name of the foreign-data wrapper.
    authorization_identifier sql_identifier Name of the owner of the foreign server.
    library_name character_data File name of the library that implements this foreign-data wrapper.
    foreign_data_wrapper_language character_data Language used to implement the foreign-data wrapper.

    Parent topic: System Catalogs Definitions