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Statistics a time period for 10 consecutive days didn't punch to the user
Time:12-11
Table userlog
Userid login_date 10001 the 2020-07-01 10001 the 2020-07-02 10001 the 2020-07-03 10002 the 2020-07-01 10003 the 2020-07-05 . Now I don't think the statistics for 10 days record of users, how should be calculated?