题解 | 统计商家不同会员每日访问人次及访问人数
select u.vip as vip, count(v.info_id) as visit_nums, count(distinct v.user_id) as visit_users from visit_tb v, uservip_tb u where v.user_id = u.user_id group by u.vip order by visit_nums desc
select u.vip as vip, count(v.info_id) as visit_nums, count(distinct v.user_id) as visit_users from visit_tb v, uservip_tb u where v.user_id = u.user_id group by u.vip order by visit_nums desc
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