17.05 - METHOD - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Definition Language Syntax and Examples

Advanced SQL Engine
Teradata Database
Release Number
Release Date
January 2021
Content Type
Programming Reference
Publication ID
English (United States)

The name of the method to be used to convert a source UDT value to the target data type.

You cannot invoke an SQL UDF from a CREATE CAST or REPLACE CAST request.

A method associated with the specified UDT_name must exist with the same signature.
The method must satisfy the following conditions.
  • Associated UDT is the same as the source data type.
  • Declared parameter list is empty.
  • Result data type is the same as the target data type.
  • Must be deterministic.
If no method is found, an error is returned.
The object is an instance method.
FOR UDT_name
The name of the UDT associated with method_name.