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
等联结语法
select c.cust_name, o.order_num from Customers as c , Orders as o where c.cust_id = o.cust_id order by c.cust_name,o.order_num;
INNER JOIN语法
select c.cust_name, o.order_num from Customers as c INNER JOIN Orders as o on c.cust_id = o.cust_id order by c.cust_name,o.order_num;
select c.cust_name, o.order_num from Customers as c , Orders as o where c.cust_id = o.cust_id order by c.cust_name,o.order_num;
INNER JOIN语法
select c.cust_name, o.order_num from Customers as c INNER JOIN Orders as o on c.cust_id = o.cust_id order by c.cust_name,o.order_num;
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