SELECT * FROM isys_cats_database_schema_list
			INNER JOIN isys_obj ON isys_obj__id = isys_cats_database_schema_list__isys_obj__id
			LEFT JOIN isys_connection ON isys_connection__id = isys_cats_database_schema_list__isys_connection__id
			LEFT JOIN isys_cats_database_instance_list ON isys_cats_database_instance_list__id = isys_cats_database_schema_list__isys_cats_db_instance_list__id
			WHERE TRUE  AND isys_cats_database_schema_list__id = 3;