Can you take Online Backups if the the database is running
in NOARCHIVELOG mode?
5. How do you bring the database in ARCHIVELOG mode from
NOARCHIVELOG mode?
6. You cannot shutdown the database for even some minutes,
then in which mode you should run
the database?
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Answer Posted / amsu
4. No you can't take online backup while database in
NOARCHIVELOG mode.
5. shutdown immediate
startup mount
alter database archivelog;
alter database open;
6. Best way is keep the database in archive log mode.
That will help to recover the database up to last
committed transaction. Oracle recommendation is keep
the database in archive log mode.
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