Stringsql="SELECT i.* FROM `t_order` o JOIN `t_order_item` i ON o.user_id = i.user_id AND o.order_id = i.order_id JOIN t_config c ON o.status = c.status"
+" WHERE o.`user_id` IN (%s, %s) AND o.`order_id` BETWEEN %s AND %s AND c.status = '%s' ORDER BY i.item_id";