New commands ( Just Collection)

alter database open resetlogs upgrade ; —RMAN Restore backup of lower version database to a higher version
Reference:

https://taliphakanozturken.wordpress.com/tag/alter-database-open-resetlogs-upgrade/
https://shivanandarao-oracle.com/2015/09/16/rman-restore-backup-of-lower-version-database-to-a-higher-version/