rest->db->where('ap_id', $appId)-> select('cg_id id, ap_id appId, cg_parent parentId, cg_depth depth, cg_name name, cg_subname subname, cg_order sort, cg_image_url imgUrl, cg_station_url stationUrl, cg_station_dptitle dpTitle')->get($this->table); } }