RE: Creating Histograms

From: Juan Carlos Reyes Pacheco <jreyes_at_dazasoftware.com>
Date: Wed, 21 Jul 2004 15:06:05 -0400
Message-Id: <40FEBE9D.000024.00336@CACHITOSS>

ok ;)

-------Original Message-------

From: oracle-l_at_freelists.org
Date: 07/21/04 14:56:28
To: oracle-l_at_freelists.org
Subject: RE: Creating Histograms

My point was only that "choosing" lowest cost plan of a given statement is not necessarily indicative of the "best" plan.

--
.
David
 


> Hi David, then how do you get cbo uses the histogram and do a full scan,

> when this is more than 90% of the data

> changing the optimizer index parameter?

 
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Received on Wed Jul 21 2004 - 14:10:04 CDT