16.20 - Overview - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL External Routine Programming

Advanced SQL Engine
Teradata Database
Release Number
Release Date
April 2020
Content Type
Programming Reference
Publication ID
English (United States)

This example shows the C code for UDMs that implement the following functionality for a structured UDT:

  • constructor method for creating an initializing an instance of the UDT
  • transform functionality that allows exporting the UDT from the server
  • ordering functionality that allows two UDTs to be compared
  • cast functionality that allows data conversion between the UDT and other data types