题解 | #牛客的课程订单分析(一)#
牛客的课程订单分析(一)
https://www.nowcoder.com/practice/d3aa5df807f046bea5003dbc04965d67
select id,user_id,product_name,status,client_id,date from order_info where date>"2025-10-15" and status='completed' and product_name in ('C++','Python','Java') order by id