题解 | #返回顾客名称和相关订单号#
返回顾客名称和相关订单号
https://www.nowcoder.com/practice/7e7bc361db6a4cb6aa35eefccfe75364
1. 纪录一下:先按顾客名称再按订单号对 结果进行排序
select cust_name ,
       order_num 
  from Customers C ,
       Orders O
 where C.cust_id = O.cust_id  
 order by cust_name,O.cust_id ; 

