Need help on incremental backup

Hi,
I am running a rman backup using 10g DBCONSOLE. I selected level 0 backup and it's running. this is the command.
>>
backup incremental level 0 cumulative device type disk filesperset = 5 tag 'BACKUP_DHAVA.SOS.S_081507014538' database;
>>
my question is when should run my level 1 backup?? can i run every week level 1backup and run level 0 back every 4 week?
if i want to recover in what order should i recover??
thanks

can i run every week level 1backup and run level 0 back every 4 week?There's no fix rule. But I would do a level 0 backup more frequently, let's say once a week. And a level 1 backup the other days. Otherwise a restore/recovery could run very long.
if i want to recover in what order should i recover??You don't have to care about this, RMAN knows which backups are needed in which order. Restore process starts always with a level 0 backup, afterwards it reads all needed level 1 backups and the following recover process applies the archivelogs.
Werner

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