19c Database Upgrade From 12c Database using dbupgrade Tool:

1. Source Database Verification:
2. Perform the Upgrade Prechecks:
3. Perform Pre-Upgrade Fixups/Actions:
4. Upgrade the Database:
5. Perform Post-Upgrade Actions/Fixup:

Refer below Blog for more details:
https://mallik034.blogspot.com/2021/07/19c-database-upgrade-from-12c-database.html

#19c #Upgade #dbupgrade #12to19c #Linux # #Administration #Database #Exadata #RAC #Oracle

Regards,
Mallik