题解 | 用户购买次数前三
用户购买次数前三
https://www.nowcoder.com/practice/e359c071d29c4fb7bac6d346f0cfe1d0
select uid ,count(*) cnt from user_client_log where step = 'order' group by 1 order by 2 desc,1 limit 3
用户购买次数前三
https://www.nowcoder.com/practice/e359c071d29c4fb7bac6d346f0cfe1d0
select uid ,count(*) cnt from user_client_log where step = 'order' group by 1 order by 2 desc,1 limit 3
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