16.20 - Decompressing Distinct UDT LOB Types - 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)

When writing a scalar UDF that decompresses supported distinct UDT LOB types, follow the instructions for Decompressing BLOB and CLOB Types, except you must call FNC_GetDistinctResultLob to get a LOB_RESULT_LOCATOR before you call FNC_LobOpen to open reading of the source LOB.