16.20 - FROM SQL Clause - 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 fromsql routine maps a UDT value to a predefined data type value. The system invokes it automatically whenever a UDT value is transferred from Teradata Database to a client application.

The external routine invoked by a fromsql clause can be either an external UDF or a method.