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 product_name in ('Java','C++','Python')
and status = 'completed'
group by user_id
having count(*) >=2
order by user_id asc;
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