RE: RE: Dead slow count(*)
- From: "Cary Millsap" <cary.millsap@xxxxxxxxxx>
- To: <oracle-l@xxxxxxxxxxxxx>
- Date: Mon, 9 Feb 2004 23:15:48 -0600
...And the Oracle7 Server Space Management paper, too!
Tim's is a good one that I don't think I had seen.
Cary Millsap
Hotsos Enterprises, Ltd.
http://www.hotsos.com
* Nullius in verba *
Upcoming events:
- Performance Diagnosis 101: 2/24 San Diego, 3/23 Park City, 4/6 Seattle
- SQL Optimization 101: 2/16 Dallas
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- Visit www.hotsos.com for schedule details...
-----Original Message-----
From: oracle-l-bounce@xxxxxxxxxxxxx
[mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Bobak, Mark
Sent: Monday, February 09, 2004 4:31 PM
To: oracle-l@xxxxxxxxxxxxx
Subject: RE: RE: Dead slow count(*)
There is also "Performance Managment Myths and Facts", by Cary Millsap,
=
available from http://www.hotsos.com/.
-Mark
-----Original Message-----
From: ryan.gaffuri@xxxxxxx [mailto:ryan.gaffuri@xxxxxxx]
Sent: Monday, February 09, 2004 5:22 PM
To: oracle-l@xxxxxxxxxxxxx
Subject: RE: RE: Dead slow count(*)
here is an old one by Gaja Vaidyanatha. He is a co-auther of perf tuning
=
101.=20
http://www.quest-pipelines.com/newsletter-v3/0302_F.htm
I think Niall Litchfield wrote a newer one?=20
>=20
> From: Nikhil Khimani <nkhimani@xxxxxxxxxxxxxxx>
> Date: 2004/02/09 Mon PM 05:14:58 EST
> To: "'oracle-l@xxxxxxxxxxxxx'" <oracle-l@xxxxxxxxxxxxx>
> Subject: RE: RE: Dead slow count(*)
>=20
> L&G,
>=20
> Is there a URL for "Known Oracle Myth?"
> Sometimes, it's difficult to argue with an individual when he/she =
feeds you
> the bs with a passion and by the time you learned the myth, it's too =
late to
> bark back :-(
>=20
> Thanks,
> =20
> Nikhil Khimani
> Market Axess
> 140 Broadway, 42nd Floor
> New York, NY 10005
> =20
> (212) 813-6230 (W)
> nkhimani@xxxxxxxxxxxxxxx
>=20
>=20
> -----Original Message-----
> From: ryan.gaffuri@xxxxxxx [mailto:ryan.gaffuri@xxxxxxx]
> Sent: Monday, February 09, 2004 4:59 PM
> To: oracle-l@xxxxxxxxxxxxx
> Subject: Re: RE: Dead slow count(*)
>=20
>=20
> number of extents does not matter in a query. common myth. I think =
there is
> a paper from about 5 years ago with common myths in it and that was =
one of
> them. Could be wrong.=20
>=20
> high water only matters if your not using an index.=20
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>=20
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