题解 | 返回顾客名称和相关订单号以及每个订单的总价
返回顾客名称和相关订单号以及每个订单的总价
https://www.nowcoder.com/practice/4dda66e385c443d8a11570a70807d250
select cust_name,order_num, quantity*item_price as OrderTotal from OrderItems left join Orders using(order_num) left join Customers using(cust_id) order by cust_name asc, order_num asc;
