17.00 - 17.05 - Null Expressions - Advanced SQL Engine - Teradata Database

Teradata Vantageā„¢ - SQL Functions, Expressions, and Predicates

Product
Advanced SQL Engine
Teradata Database
Release Number
17.00
17.05
Published
June 2020
Language
English (United States)
Last Update
2021-01-30
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If any expression in a comparison is null, the result of the comparison is unknown.

For a comparison to provide a TRUE result when comparing fields that might result in nulls, the statement must include the IS [NOT] NULL operator.