FW: Hot Backup Theory Revested:

  • From: "Hodgkinson, Stephen" <Stephen.Hodgkinson@xxxxxxxxxx>
  • To: oracle-l@xxxxxxxxxxxxx
  • Date: Thu, 24 Jun 2004 18:46:40 +1000



> Can somebody give me there opinion on the below - either yes this can
> happen or no this is impossible you must have a mistake elsewhere.
> 
> /****************************************************
> 
> I have an automated script that backups my database, ftp's it to a test
> server and rebuild it each night.
> 
> This process works 95 % of the time.
> 
> Occasionally the restore of the database fails as it asks for an archive
> log before the backup process began.
> 
> My backup is something like this:
> 
> 1)    ALTER SYSTEM ARCHIVE LOG CURRENT
> 2)    Start Begin and End Backups and copies of all tablespaces.
> 3)    ALTER SYSTEM ARCHIVE LOG CURRENT
> 4)    CopyArchivedRedoLogs (From the time of step1 to tep 4)
> 
> So my question is do you ever require the archive logs that are generated
> before the first begin backup e.g. Maybe for a long running transaction
> that spans redo logs.
> 
> I tried executing step 1)   four times but I Didn't really expect it to
> help - and it didn't
> 
> Please don't suggest using RMAN - we will use it soon.
> 
> I known you generally would want all you archive logs and we do have this
> it is just an automation issue I am trying to resolve.
> 
> If you believe what I am suggesting is impossible please let me known and
> the next time it happens I will investigate it 100 % rather than  just
> manually ftp over the old archive log.
> 
> Thanks in advance.
> 
> 
> 


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