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Re: Low hit ratio, but only for indexes

From: Niall Litchfield <n-litchfield_at_audit-commission.gov.uk>
Date: Wed, 16 Jan 2002 10:10:37 -0000
Message-ID: <3c45519f$0$8511$ed9e5944@reading.news.pipex.net>


or hashed.

--
Niall Litchfield
Oracle DBA
Audit Commission UK
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"Keith Boulton" <kboulton_at_ntlworld.com> wrote in message
news:ME018.28979$_x4.4014030_at_news2-win.server.ntlworld.com...

>
> Nuno Souto <nsouto_at_optushome.com.au.nospam> wrote in message
> news:3c443955.1313124_at_news-vip.optusnet.com.au...
> > > I ran an explain plan on one
> > >of their slow queries and it does 2 full table scans of a 7M row
> > >table.
> >
> > Yikes! Still, that shouldn't take too darn long, unless the tables
> > have very large rows.
>
> Unless the two full scans are nested!
>
>
Received on Wed Jan 16 2002 - 04:10:37 CST

Original text of this message

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