15.10 - Example: Adding a Named UNIQUE Constraint to a Table - Teradata Database

Teradata Database SQL Data Definition Language Syntax and Examples

prodname
Teradata Database
vrm_release
15.10
created_date
December 2015
category
Programming Reference
featnum
B035-1144-151K

Constraint name unique_1 must not be an existing constraint name in table_1.

ALTER TABLE table_1 ADD CONSTRAINT unique_1 UNIQUE (column_1, column_2);