题解 | #计算总和#
计算总和
https://www.nowcoder.com/practice/d8a624021183454586da94d280cc8046
本题要点为使用分组聚合,思路与此前问题类似
select order_num,sum(item_price*quantity) s from OrderItems group by order_num having s >= 1000 // 分组聚合 order by order_num asc // 按订单好升序排列