kds1

分类

/ 注册

全部文章（共2篇）

题解 | #输出提交且通过次数大于2 的用户ID且升序排列#

select user_id from done_questions_record group by 1 having sum(result_info)>2 order by 1

2024-11-03

0 53

题解 | #返回购买价格为 10 美元或以上产品的顾客列表#

解法一：表连接 1：select cust_id from Orders,OrderItemswhere Orders.order_num = OrderItems.order_num and item_price >= 10表连接 2：select cust_id from Orders o...

2024-10-15

0 74