Teradata User Installed File (UIF)
Teradata’s SCRIPT Table Operator allows us to execute a custom user script/command, which can be installed onto the database as a User-Installed-File (UIF).
At a high level, the Operator works by sending data from sql “select” statements to the script for processing. The script then reads and processes data from stdin and returns its output to stdout (answerset).
In order to demonstrate how it all works, I’ll go through the process of downloading a demo Teradata Virtual Machine instance which, will be used to do the discovery and run some sample…