timestamp
4 to_warehouse_id int(11)*,staff.name as staff_name,warehouse.name AS from_warehouse_name,warehouse.name AS to_warehouse_name"->leftJoin('warehous
, warehouse_latitude.meta_value as latitude,LEFT JOIN {$this->wpdb->postmeta} as warehouse_longitude ON warehouse_latitude.post_id = warehouse_longitude.post_idWHERE warehouse_latitud