Upgrading Oozie from an Earlier CDH 5 Release
The steps that follow assume you are upgrading Oozie as part of an overall upgrade to the latest CDH 5 release and have already performed the steps under Upgrading from an Earlier CDH 5 Release to the Latest Release (version 5.12).
To upgrade Oozie to the latest CDH 5 release, proceed as follows.
Step 1: Back Up the Configuration
Back up the Oozie configuration files in /etc/oozie and the Oozie database.
For convenience you may want to save Oozie configuration files in your home directory; you will need them after installing the new version of Oozie.
Step 3: Install Oozie
Follow the procedure under Installing Oozie and then proceed to Configuring Oozie after Upgrading from an Earlier CDH 5 Release.