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
方法一:
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 ASC,
O.order_num ASC;
方法二:
SELECT
C.cust_name,
O.order_num
FROM
Customers AS C
INNER JOIN Orders AS O ON O.cust_id = C.cust_id
ORDER BY
C.cust_name ASC,
O.order_num ASC;
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