Any time you consider adding or changing a field in a file, you can quickly get a picture of its usage by using this utility, which displays Physical Files, Logical files, Display Files, and Printe

A new Redbook TechNote from Don Zimmerman of IBM Rochester addresses a surprising change in i/OS 6.1: journaling of logical files, SQL views, and indexes.

As mentioned in the August 20th issue of the newsletter,

It has always been very difficult to identify unused file indexes or even determine all of the indexes we have.

Ever wonder whether you should give a user *JOBCTL or *SPLCTL special authority?

In my previous article, Query Governor Control System for V5R4,