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RE: bitmapped indexes

From: Andrey Bronfin <andreyb_at_elrontelesoft.com>
Date: Tue, 14 Jan 2003 02:48:52 -0800
Message-ID: <F001.0052EDC7.20030114024852@fatcity.com>


Hi !
I don't remember where I got the paper, but I am attaching it.

Cheers.

-----Original Message-----
Sent: ? 13 ????? 2003 19:40
To: ORACLE-L_at_fatcity.com; Andrey Bronfin

Andrey,

Perhaps you could tell us what paper, and where to obtain it.

>From the context, it sounds like a reference to physical modifications rather than DML.

Jared

On Monday 13 January 2003 07:54, Andrey Bronfin wrote:
> Dear gurus !
> A ( maybe ) stupid question : I always thought that bitmapped indexes
> are bad for tables that undergo many DMLs agains them. Today i have
> came across an Oracle white paper, which says "modifications on tables
> with bitmap indexes can be done a lot faster than modifications with
> B-tree indexes.". Can you please sched some light on the matter ?
> Thanks a lot.
> Andrey,.


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Please see the official ORACLE-L FAQ: http://www.orafaq.net
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Author: Andrey Bronfin
  INET: andreyb_at_elrontelesoft.com

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Received on Tue Jan 14 2003 - 04:48:52 CST

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