Example: Attempting to Modify a Nonexistent Constraint - Advanced SQL Engine - Teradata Database

SQL Data Definition Language Syntax and Examples

Product
Advanced SQL Engine
Teradata Database
Release Number
17.00
Published
September 2020
Language
English (United States)
Last Update
2021-01-23
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dita:id
B035-1144
lifecycle
previous
Product Category
Teradata Vantage™

The following request is not valid because the constraint named no_such_constr does not exist in table_1. You cannot modify or drop it.

    ALTER TABLE table_1
      MODIFY CONSTRAINT no_such_constr
      CHECK (column_1 > 0);