Oracle 19c RDBMS Upgrade using autoupgrade walk through v1.1 Note: These steps should be tested comprehensively and are undertaken at the users own risk autoupgrade tool is a java based tool designed to automate upgrades of databases following best practice, the previous methods of upgrading still exist, but autoupgrade is fast becoming the recommended way. … Continue reading ORACLE 19C RDBMS UPGRADE USING AUTOUPGRADE WALK THROUGH