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SQL Server DATEPART() Function

SQL Dates

SQL Server Date Functions

Definition and Usage

The DATEPART() function is used to return a single part of a date/time, such as year, month, day, hour, minute, etc.

Syntax

DATEPART(datepart,date)

Where date is a valid date expression and datepart can be one of the following:

datepart	Abbreviation
year	yy, yyyy
quarter	qq, q
month	mm, m
dayofyear	dy, y
day	dd, d
week	wk, ww
weekday	dw, w
hour	hh
minute	mi, n
second	ss, s
millisecond	ms
microsecond	mcs
nanosecond	ns

Example

Assume we have the following "Orders" table:

OrderId	ProductName	OrderDate
1	Jarlsberg Cheese	2014-11-22 13:23:44.657

The following SELECT statement:

SELECT DATEPART(yyyy,OrderDate) AS OrderYear,
DATEPART(mm,OrderDate) AS OrderMonth,
DATEPART(dd,OrderDate) AS OrderDay
FROM Orders
WHERE OrderId=1

will result in this:

OrderYear	OrderMonth	OrderDay
2014	11	22

SQL Dates

SQL Server Date Functions

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