How automatically add 1 year date to an existing date in SQL Server

Question

I have a task to automatically bill all registered patients in PatientsInfo table an Annual Bill of N2,500 base on the DateCreated column.

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Answer 1

Use DATEADD, i.e.:

SELECT DATEADD(year, 1, '2006-08-30')

Ref.: http://msdn.microsoft.com/en-us/library/ms186819.aspx