Created
May 31, 2016 09:52
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calculate day before birthday
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DECLARE @birthday datetime; | |
set @birthday='1916-02-29T11:35:42.710'; | |
DECLARE @today datetime; | |
set @today='2015-03-01T11:35:42.710'; | |
declare @calc datetime; | |
set @calc=DAteadd(day,-1,DATEADD(year,year(@today)-YEAR(@birthday),@birthday)); | |
select @today as today,@birthday as birthday, @calc as calc, iif(CONVERT(date, @today)=CONVERT(date, @calc),1,0) |
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