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）
https://www.nowcoder.com/practice/b5766f970ae64ac7944f37f5b47107aa
select c.cust_name,sum(o.item_price*o.quantity) as total_price from OrderItems o,Orders r,Customers c where o.order_num=r.order_num and r.cust_id=c.cust_id group by c.cust_name having total_price>=1000;
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