list foreign user mapping postgres
SELECT um.*,rolname FROM pg_user_mapping um JOIN pg_roles r ON r.oid = umuser JOIN pg_foreign_server fs ON fs.oid = umserver; (or in psql) \deu+
Source: stackoverflow.com
SELECT um.*,rolname FROM pg_user_mapping um JOIN pg_roles r ON r.oid = umuser JOIN pg_foreign_server fs ON fs.oid = umserver; (or in psql) \deu+