16.20 - C Scalar Function Using Dynamic UDTs - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
16.20
Release Date
April 2020
Content Type
Programming Reference
Publication ID
B035-1147-162K
Language
English (United States)

This example shows how to write a UDF called add_int that handles a dynamic UDT input argument. The add_int UDF can handle a dynamic UDT that consists of any combination of the following attribute types:

The add_int UDF sums up the values of all of the attributes of the dynamic UDT (where attributes that are not numeric are expected to represent integers as strings) and returns the result.
  • BYTEINT
  • SMALLINT
  • INTEGER
  • CHAR
  • VARCHAR
  • CLOB