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Re: Question about DBVerify utility

From: Chuan Zhang <chuan_at_asiaonline.net>
Date: Fri, 25 Aug 2000 13:46:22 +1000
Message-ID: <O%lp5.3$sd3.71751@news.interact.net.au>

Hi, Yong,

Thanks very much for your clarification.

One more question:

Should the data corruption happened to datafiles logged into alert file?

As I know, there are two dict views (v$copy_corruption, v$backup_corruption) related to RMAN recording this kind of data corruption.

Chuan,

Yong <yhuang_at_indigopool.com> wrote in message news:8o3c48$9d8$1_at_news.sinet.slb.com...
> It's said that dbv runs and gives the most correct result against offline
> datafiles. If you run against online files, the result could contain false
> positive or false negative. In that case, you may see numbers at "Total
> pages influx..." at the end of the result. Can't remember the details.
>
> Yong Huang
> yhuang_at_indigopool.com
>
> Chuan Zhang <chuan_at_asiaonline.net> wrote in message
> news:w61p5.5$ur2.85076_at_news.interact.net.au...
> > Hi,
> >
> > I am confused to what kind of datafile status DBV should be applied.
> >
> > According to Oracle documentation, dbv is runnig against offline
 database.
> > To my knowledge, all the datafile should be taken offline when you apply
> > dbv. But It also says "dbv can be used against backup files and online
> > files (or pieces of files).".
> >
> > I have run dbv against online datafiles. it works. however, I just doubt
 its
> > validation.
> >
> > Could anyone clarify this for me? Many thanks in advance,
> >
> > Chuan
> >
> >
> >
> >
>
>
Received on Thu Aug 24 2000 - 22:46:22 CDT

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