SQL Server ISDATE() Function

Posted by

SQL Server

ISDATE()

Function

Example

Check if the expression is a valid date:

SELECT ISDATE(‘2017-08-25’);


Definition and Usage

The ISDATE() function checks an expression and returns 1 if it is a valid date, otherwise
0.

Syntax

ISDATE(

expression

)

Parameter Values

Parameter Description

expression
Required. The expression to test

Technical Details

Works in: SQL Server (starting with 2008), Azure SQL Database, Azure SQL Data
Warehouse, Parallel Data Warehouse

More Examples

Example

Check if the expression is a valid date:

SELECT ISDATE(‘2017’);

Example

Check if the expression is a valid date:

SELECT ISDATE(‘Hello world!’);