DateAdd

Add two years to a given date.

SELECT DateAdd(“yyyy”, 2, #22/11/2017#);

Definition and Usage

The DATEADD() function adds a specified time/date interval to a given date and returns the resulting date.

DateAdd(interval, number, date)

Parameter	Description
interval	Mandatory. The time/date interval to add, which can be one of the following values: yyyy = Year q = Quarter m = Month y = Day of the year d = Day w = Weekday ww = Week h = Hour n = Minute s = Second
date	Mandatory. The number of intervals to add to the date. This can be positive (for future dates) or negative (for past dates).
time	Mandatory. The date to which the interval will be added.

WORKS IN

From Access 2000

Add one year to the current date.

SELECT DateAdd(“yyyy”, 1, Date());

Add six months to the birth dates of the employees.

SELECT LastName, DateAdd(“m”, 6, BirthDate) FROM Employees;