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SQL Server: some date calculation logic

Posted by jpluimers on 2010/10/28

I always forget the syntax, because different DBMS systems use different ways of doing this.

This is the SQL Server way of doing some date calculations:

     , GETDATE() - 14
     , GETDATE() + 14
     , DATEDIFF(day, GETDATE(), GETDATE() - 14)
     , DATEDIFF(day, GETDATE(), GETDATE() + 14)
     , DATEADD(day, - 14, GETDATE())
     , DATEADD(day, + 14, GETDATE())

Used functions:

Reference: Database Journal article.


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