SQLin

날짜 계산하는 함수들이 많다. 최소의 코딩으로 하는 방식을 스스로 찾아야 할 것 같다. --This method will work on SQL server 2005 and above. DECLARE @year AS INT SET @year=2012 SELECT DATEPART(dy,(DATEADD(YEAR,@year-1899,0)-1)) AS [TOTAL NO OF DAYS] GO --This technique will work in SQL Server 2012 and above. DECLARE @year AS INT SET @year=2012 SELECT DATEPART(dy,DATEFROMPARTS(@Year,12,31)) AS [TOTAL NO OF DAYS] go DECLARE @year AS I..