UNIQUE and PRIMARY INDEX Constraints - Advanced SQL Engine - Teradata Database

SQL Data Definition Language Detailed Topics

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Published
July 2021
Language
English (United States)
Last Update
2021-07-27
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B035-1184
lifecycle
previous
Product Category
Teradata Vantage™

If a UNIQUE or PRIMARY KEY constraint has been created implicitly as a USI, you can remove it using a DROP INDEX statement that explicitly references the column set on which the constraint is defined.