public static Xob_db_file New(Io_url dir, String name) { Io_url url = dir.GenSubFil(name); Db_conn_bldr_data conn_data = Db_conn_bldr.Instance.Get_or_new(url); Db_conn conn = conn_data.Conn(); Xob_db_file rv = new Xob_db_file(url, conn); if (conn_data.Created()) rv.Tbl__cfg().Create_tbl(); return rv; }