Minimum Supported Version for Database Upgrades

This question comes up very often: What is the minimum supported version for database upgrades? Or a question I received today: “I have an Oracle 10.2.0.4 database, can I upgrade directly to Oracle 11.2.0.4?” Usually I have to dig into my old slides from the past to give a definite answer. And of course, the Database Upgrade Guide of each version has the same information somewhere as well. Therefore I’d like to summarize the releases supported for direct database upgrades since Oracle 11.2.0.4 below. Upgrade? When I speak about database upgrades, I mean you’ll use either the command line upgrade…

Should we wait for Oracle 19?

What a wonderful question: “We are on Oracle 11.2.0.4 right now. Should we wait for Oracle 19 because of the proposed long term support for this release?” I have gotten this question roughly 15 times in the past week, raised either by colleagues, customers or partners via email, twitter, in web conferences or (old fashioned way) on the phone. People refer to the graph printed in MOS Note: 742060.1. And I won’t replicate it here as this graph can change anytime. And it got adjusted just a few weeks ago as the support timeline for Oracle 12.2.0.1 was drawn too…