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题解 | #某宝店铺连续2天及以上购物的用户及其对应的天数#

select t2.user_id, count(distinct t2.sales_date)+1 as days_count from sales_tb as t1,sales_tb as t2 where t1.user_id = t2.user_id and datediff...

2023-06-16

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