题解 | #计算总和#

#【问题】编写 SQL 语句，根据订单号聚合，返回订单总价不小于1000 的所有订单号，最后的结果按订单号进行升序排序
select order_num,sum(item_price*quantity) as total_price from OrderItems 
group by order_num 
HAVING
    sum(item_price*quantity) >= 1000
ORDER BY
    order_num asc