16.20 - RETURNS NULL ON NULL INPUT - Teradata Database - Teradata Vantage NewSQL Engine

Teradata Vantage™ SQL Data Definition Language Syntax and Examples

Product
Teradata Database
Teradata Vantage NewSQL Engine
Release Number
16.20
Published
March 2019
Language
English (United States)
Last Update
2019-05-24
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If any parameters are null at the time the function is to be called, a null result is returned without evaluating the function.

You cannot specify this option for aggregate functions.

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

The default is CALLED ON NULL INPUT.