题解 | #确定最佳顾客的另一种方式（二）#
确定最佳顾客的另一种方式（二）
http://www.nowcoder.com/practice/b5766f970ae64ac7944f37f5b47107aa
select cust_name,total_price
from Customers c
inner join(
select cust_id,sum(item_price*quantity) total_price
from OrderItems oi,Orders o
where oi.order_num = o.order_num
group by cust_id,oi.order_num
having total_price >= 1000) a
on c.cust_id = a.cust_id
order by total_price
from Customers c
inner join(
select cust_id,sum(item_price*quantity) total_price
from OrderItems oi,Orders o
where oi.order_num = o.order_num
group by cust_id,oi.order_num
having total_price >= 1000) a
on c.cust_id = a.cust_id
order by total_price
