Hemant, I used "VALIDATE COPY OF DATABASE CHECK LOGICAL". I wanted to verify that the image copy of the database is good. Thank you, Chen On Sun, Mar 15, 2015 at 8:27 AM, Hemant K Chitale <hemantkchitale@xxxxxxxxx> wrote: > > *Exactly* what commands are you running ? What version are you running ? > > > As these tests in 10.2.0.4 show : > http://hemantoracledba.blogspot.com/2010/03/misinterpreting-restore-database.html > > RESTORE DATABASE VALIDATE checks database file backupsets. > You need to run RESTORE ARCHIVELOG ... VALIDATE as well to check the > ArchiveLog Backupsets. > > > Hemant K Chitale > > On Sat, Mar 14, 2015 at 11:26 PM, Chen Zhou <oracle.unknowns@xxxxxxxxx> > wrote: > >> Hi, Everyone, >> If I ran RMAN Validate copy of database check logical and it returns no >> corruption, does it mean the image copy is good? >> I have a large database that is backed up by using incrementally updated >> image copy. >> I am wondering how would I know for sure if the backup is still good. >> Should I recreate the whole backup once in a while? >> Thank you for your thoughts. >> Chen >> > > > > > >