Some blogs about upgrading ownCloud!
Upgrading ownCloud will become easier and more reliable according to this development blog. Learn more and help out!
If you have questions, ask!
our latest packages no longer perform this step automatically but put the server in maintenance mode and inform the system administrator to run the upgrade by hand.
And if you do not pay close attention to the screen when the yum update is running (or allow yum-cron to install), you will miss the warning and have to try and figure out WTF happened to your install.