#哪些订单购买 prod_id 为 BR01 的产品#
确定哪些订单购买了 prod_id 为 BR01 的产品(二)
https://www.nowcoder.com/practice/999aa31a9a504c60baa088d90d82e64d
select tb.cust_id,tb.order_date from (select cust_id,order_date from OrderItems inner join Orders on OrderItems.order_num=Orders.order_num where prod_id='BR01') tb order by tb.order_date;