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
select
user_id
from
order_info
where
date > '2025-10-15'
and status = 'completed'
and (product_name in ('Java', 'C++', 'Python'))
group by
user_id
having
count(user_id) >= 2
order by user_id asc
