Flashback capabilities
Oracle Database 10g provides greatly expanded flashback capabilities, including the ability to flash back the database, a transaction, a table, or a DROP statement.
Incremental backups for image backups
Recovery Manager can now apply incremental backups to image backups.
Single command for hot backup mode
In Oracle Database 10g, you can use a single ALTER DATABASE statement to put all tablespaces into hot backup mode.
Disk-based backup and recovery
Recovery Manager can now back up all necessary files to an area of disk, and automatically manage backups to maintain a specified retention period.
Asynchronous change data capture
In Oracle Database 10g, Oracle Streams can transfer changed data asynchronously.