题解 | #计算总和#
计算总和
https://www.nowcoder.com/practice/d8a624021183454586da94d280cc8046
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
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