16.20 - UNIQUE - 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
Content Type
Programming Reference
Publication ID
B035-1144-162K
Language
English (United States)
Last Update
2019-05-24

No two rows in the table can have the same field values. A unique primary or secondary index is used to enforce this constraint.

You cannot specify a UNIQUE constraint for a QITS column. See QITS_column_name.