16.20 - source_data_type - 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
Language
English (United States)
Last Update
2019-05-24
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The source data type from the cast definition.

Either source_data_type or target_data_type or both must be a UDT.

Example: Dropping the Cast of a Geospatial UDT to a Geospatial UDT

The following example drops the cast of UDT circle to UDT ellipse.

     DROP CAST (circle AS ellipse);

Example: Dropping the Cast of a Geospatial UDT to a VARCHAR

The following example drops the cast of UDT circle to VARCHAR(32).

     DROP CAST (circle AS VARCHAR(32));