17.10 - SET SESSION FUNCTION TRACE Performance Overhead - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Definition Language Detailed Topics

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1184-171K
Language
English (United States)

When function trace processing is enabled, additional performance overhead is incurred for each request that uses UDFs or external procedures. This occurs because Vantage saves the output of the function in the specified materialized global trace table.