如何判断两个日期是在同一周内呢?

关键是要符合中国人的习惯,周一是每周的第一天。
如果用DATEDIFF判断,会把上周末和本周一判断为同一周内。。 :(
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setect datediff(week,dateadd(day,-1,'2002-12-08 00:00:01'),dateadd(day,-1,'2002-12-09 00:00:01'))

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