Upgrade to Oracle Database 19c from 12c using autoupgrade.jar In this demonstration, I have upgraded Oracle Database from to which is running on Oracle Linux 7.5 There were two methods till 18c for upgrade, 1. DBUA2. Manual – Using preupgrade.jar  However, in Oracle Database 19c there’s new method of upgrading the database is introduced. That is using Auto Upgrade utility. Database can directly be upgraded to 19c from below releases.,,,, and 18 I assume […]