Randolf Geist has been working with Oracle software for 19 years now, and since 2000, as freelance database consultant. He focuses primarily on performance-related issues, and in particular in helping people to understand and unleash the power of the Oracle cost based optimizer (CBO) – being available for short-term, short notice assignments regarding Oracle performance troubleshooting and in-house seminars / consulting.
He blogs about CBO related issues at oracle-randolf.blogspot.com, regularly contributes to the official OTN database-related forums and is also co-author of Expert Oracle Practices, the latest book published by the “OakTable press” where he contributed the performance related chapters.
Randolf is a regular speaker at all major user conferences around the world, and also acts as an instructor for the Oracle University as part of their “Celebrity Seminar” program, where he gives seminars on “Advanced Oracle Performance Troubleshooting”. Randolf is a proud member of the Oak Table Network and the Oracle ACE Director program.