Tag Archives: Best Practices






Informix Webcast 2019 – Installing and Upgrading to the New Informix version 14 and an introduction Informix HQ
IBM just announced the exciting new Informix 14 version in March. Advanced DataTools taught our first course for Informix DBAs on release 14 in April. We have been part of the beta programs and would like to share our findings including how to use the new installer, how to upgrade a database, and an introduction to the new Informix HQ server management.









Running Informix in a Monster Virtual Machine
Running Informix in a Monster Virtual Machine Lester Knutsen presented at the IIUG Informix Conference April 23-27, 2018 in Raleigh, NC.
A monster virtual machine is a VM with lots of memory, CPUs and disks. I have been dealing with many Informix database servers running in a virtual environment and will share some of the problems and solutions for Informix to work well in VM. We will talk about everything from a VM on my laptop to a VM with more than 256 GB of memory and more than 96 Virtual CPUs.





Informix 4GL Programming Tips
First published in the Washington Area Informix User Group Newsletter Volume 4, No. 3 – July 1994 1. Only select columns that you really need When you select data, it goes from disk to memory. Ten un-needed bytes of data from 10,00 rows translates into reading 100,000 bytes unnecessarily. Avoid “SELECT *” statements and only […]