17.10 - Restrictions on the Data Types in a NULLIF Expression - Advanced SQL Engine - Teradata Database

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

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1145-171K
Language
English (United States)

The following restrictions apply to CLOB, BLOB, and UDT types in a NULLIF expression.

Data Type Restrictions
BLOB A BLOB can only appear in the argument list when it is cast to BYTE or VARBYTE.
CLOB A CLOB can only appear in the argument list when it is cast to CHAR or VARCHAR.
UDT Multiple UDTs can appear in the argument list only when they are identical types and have an ordering definition.