C Scalar Function for Decompressing Distinct UDT LOB Types | Teradata Vantage - C Scalar Function for Decompressing Distinct UDT LOB Types - Advanced SQL Engine - Teradata Database

SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
17.00
Published
June 2020
Language
English (United States)
Last Update
2021-01-24
dita:mapPath
qwr1571437338192.ditamap
dita:ditavalPath
lze1555437562152.ditaval
dita:id
B035-1147
lifecycle
previous
Product Category
Teradata Vantage™

This example shows a decompression algorithm which reads text and adds the extra byte necessary to transform the text back to Unicode.

You must thoroughly test the UDFs you develop for algorithmic compression. If the compression or decompression algorithm fails, compressed data may not be recoverable, or may be corrupted.