CONSTRAINT_OBJECT_ID_UDF (VARCHAR)

Definition

This user-defined function (UDF) checks if a constraint with a specific name has been created before.

CONSTRAINT_OBJECT_ID_UDF(NAME VARCHAR) 

Parameters

NAME VARCHAR

The constraint name to be evaluated.

Returns

Returns a boolean expression depending on the existence of the constraint.

Usage example

Input:

SELECT CONSTRAINT_OBJECT_ID_UDF('Test');

Output:

FALSE