DATEPART()

This function returns an integer corresponding to the datepart of a specified date.

Signature

DATEPART ( datepart , date )

Parameters

  • datepart — The specific part of the *date* argument for which `DATEPART` will return an integer. This table lists all valid *datepart* arguments.
  • date — An expression that resolves to one of the following data types:

Examples

SELECT DATEPART (tzoffset, '2007-05-10  00:00:01.1234567 +05:10');
310
SELECT DATEPART(year, '12:10:30.123')  
    ,DATEPART(month, '12:10:30.123')  
    ,DATEPART(day, '12:10:30.123')  
    ,DATEPART(dayofyear, '12:10:30.123')  
    ,DATEPART(weekday, '12:10:30.123');
1900|1|1|1|2

Run against SQL Server 16.0.4265.3 on 2026-09-13. This is the output we got, not the documentation’s.

Available on

  • SQL Server 2017 and later
  • Azure SQL Database
  • Azure SQL Managed Instance
  • Azure Synapse Analytics
  • Analytics Platform System (PDW)
  • Fabric SQL database

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Signature and description adapted from the Microsoft SQL documentation, used under the CC BY 4.0. SQL Server and Azure are trademarks of the Microsoft group of companies. This page is not affiliated with Microsoft.