Re: ORA-1578...block corrupted...error is normal...a block...had a NOLOGGING...operation performed against

  • From: Jared Still <jkstill@xxxxxxxxx>
  • To: "Mercadante, Thomas F (LABOR)" <Thomas.Mercadante@xxxxxxxxxxxxxxxxx>
  • Date: Mon, 22 Aug 2005 22:04:56 +0100

On 8/22/05, Mercadante, Thomas F (LABOR) <
Thomas.Mercadante@xxxxxxxxxxxxxxxxx> wrote:
> 
>  I was thinking about this whole topic over the weekend. It just affirms 
> my feeling that using the NOLOGGING option needs to be used judiciously. And 
> I question how much time we are saving here.
> 

Quite a bit of time actually. Try timing a bulk load operation with and 
without logging.

If the total time to reload using NOLOGGING and a total backup is less than 
> a reload with LOGGING and no backup, then don't use it.
> 

You don't need a complete database backup, just the datafiles containing the 
nologging objects. 

-- 
Jared Still
Certifiable Oracle DBA and Part Time Perl Evangelist

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