sqlserver between
----如果UpdateTime为''或者为null,就用InsertTime条件查询 select * from WxUsers where BID='957' and ParentID='5537821' and (COALESCE(UpdateTime,InsertTime) between '2016-06-06 17:49:13.755' and '2018-06-07 17:49:13.759' )
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--UpdateTime='2018-06-06 17:49:13.760' select * from WxUsers where UserID='5537821' and ( UpdateTime between '2018-06-06 17:49:13.755'and '2018-06-06 17:49:13.758' ) --结果没有数据 select * from WxUsers where UserID='5537821' and ( UpdateTime between '2018-06-06 17:49:13.755'and '2018-06-06 17:49:13.759' ) --结果有数据 select * from WxUsers where UserID='5537821' and ( UpdateTime between '2018-06-06 17:49:13.762'and '2018-06-06 17:49:13.765' ) --结果没有数据 select * from WxUsers where UserID='5537821' and ( UpdateTime between '2018-06-06 17:49:13.761'and '2018-06-06 17:49:13.765' ) --结果有数据
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