RMAN – incremental backup

RMAN command to create level 0 backup which is needed before running of incremental backup
RMAN> BACKUP INCREMENTAL LEVEL 0 DATABASE;

RMAN command to run level 1 backup. Level 1 backup will backup all blocks changed since most recent cumulative or differential backup. If a level 0 backup doesn’t exists, when running INCREMENTAL backup Oracle will perform a full backup.
RMAN> BACKUP INCREMENTAL LEVEL 1 DATABASE;

RMAN command to run level 1 cumulative backup. Level 1 backup will backup all blocks changed since most recent Level 0 backup. If a level 0 backup doesn’t exists, when running INCREMENTAL backup Oracle will perform a full backup.
RMAN> BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE;

RMAN command to backup database level 1 and skip datafiles and archived redo logs that cannot be read due to I/O errors to be excluded from backup
RMAN> BACKUP INCREMENTAL LEVEL 1 INACCESSIBLE DATABASE;

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s