SQL Server DATEADD() Function
Example
Add one year to a date, then return the date:
SELECT DATEADD(year, 1, '2017/08/25') AS DateAdd;
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Definition and Usage
The DATEADD() function returns a date after a certain time/date interval has been added.
Syntax
DATEADD(interval, number, date)Parameter Values
| Parameter | Description |
|---|---|
| interval | Required. The time/date part to return. Can be one of the following values:
|
| number | Required. The number of intervals to use |
| date | Required. The date to which the interval should be added |
Technical Details
| Works in: | SQL Server 2014, SQL Server 2012, SQL Server 2008 R2, SQL Server 2008, SQL Server 2005 |
|---|
More Examples
Example
Add two months to a date, then return the date:
SELECT DATEADD(month, 2, '2017/08/25') AS DateAdd;
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Subtract two months from a date, then return the date:
SELECT DATEADD(month, -2, '2017/08/25') AS DateAdd;
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Example
Add 18 years to the date in the BirthDate column, then return the date:
SELECT LastName,
BirthDate, DATEADD(year, 18, BirthDate) AS DateAdd FROM Employees;
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