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Re: SQL Operation and Row size

From: Stephane Faroult <sfaroult_at_oriole.com>
Date: Wed, 15 Oct 2003 13:14:26 -0800
Message-ID: <F001.005D3432.20031015131426@fatcity.com>


Daniel Fink wrote:
>
> When retrieving data, does Oracle place just the columns of
> interest into the result set or does it place the entire row in
> the result set (and filter out the columns of interest later)?
>

I'd say just the columns of interest. Can be checked by looking at the number of buffer gets on a table with some noticeable chaining, comparing select * to select pkcol.

-- 
Regards,

Stephane Faroult
Oriole Software
-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.net
-- 
Author: Stephane Faroult
  INET: sfaroult_at_oriole.com

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Received on Wed Oct 15 2003 - 16:14:26 CDT

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