SQL Server DATEFROMPARTS() Function

Return a date from its parts:

SELECT DATEFROMPARTS(2018, 10, 31) AS DateFromParts;

Definition and Usage

The DATEFROMPARTS() function returns a date from the specified parts (year, month, and day values).

DATEFROMPARTS( year, month, day)

Parameter	Description
year	Required. Specifies a year (4 digits)
month	Required. Specifies a month (from 1 to 12)
day	Required. Specifies a day (from 1 to 31)

Works in:	SQL Server (starting with 2012), Azure SQL Database, Azure SQL Data Warehouse, Parallel Data Warehouse