15.10 - CALLED ON NULL INPUT - Teradata Database

Teradata Database SQL Data Definition Language Syntax and Examples

Teradata Database
Release Number
Release Date
December 2015
Content Type
Programming Reference
Publication ID
English (United States)

Specifies that the SQL function is always evaluated whether parameters are null at the time the function is to be called or not.

This clause is optional and can only be specified once per SQL function definition.

The default is CALLED ON NULL INPUT.