题解 | #牛客的课程订单分析(二)#
牛客的课程订单分析(二)
https://www.nowcoder.com/practice/4ca4137cb490420cad06d2147ae67456
with inter as (select * from order_info where date > '2025-10-15' and status = 'completed' and product_name in ('C++', 'Java', 'Python')) select user_id from inter group by user_id having count(user_id) >= 2 order by user_id;