17.10 - Restrictions and Limitations for Structured UDT Columns - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Definition Language Detailed Topics

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1184-171K
Language
English (United States)
A hash index can contain structured UDT columns, but you must ensure that the ordering function for the UDT never returns a null. If it does, the system returns an error to the requestor.