Re: TABLE CACHE

mala singh,

select sum(bytes)/1024 from user_segments where segment_name = 'table';

this select returns a sum of kilo bytes of the given table and the same amount of size
will get occupied in memory if you cache table.

Somebody correct me if I am wrong ...

mala singh wrote:

> Hi Oli
> My question is how to compute memeory require by table.
> Regards
> -Mala
>
> >From: Oliver Artelt <oli_at_md.transnet.de>
> >Reply-To: ORACLE-L_at_fatcity.com
> >To: Multiple recipients of list ORACLE-L <ORACLE-L_at_fatcity.com>
> >Subject: Re: TABLE CACHE
> >Date: Wed, 07 Feb 2001 13:34:44 -0800
> >
> >Hi
> >
> >select blocks from dba_segments where segment_name ='<table>' shows the
> >size
> >of your table.
> >
> >oli
> >
> >On Wednesday 07 February 2001 19:54, mala_singhm_at_hotmail.com wrote:
> > > Hi DBAs
> > > I have one large table.I want to keep it into memory thru
> > > alter table <tname> cache;
> > > Is there any computation formula how much ram this table takes.
> > > Please help me.Thanks in advance.
> > > Regards
> > > -Mala
> > >
> > >
> >_________________________________________________________________________
> > > Get Your Private, Free E-mail from MSN Hotmail at
> >http://www.hotmail.com.
> >
> >--
> >---
> >
> >Oliver Artelt, System- und Datenbankadministration
> >---------------------------------------------------------------
> > cubeoffice GmbH & Co.KG # jordanstrasse 7 # 39112 magdeburg
> >telefon: +49 (0)391 6 11 28 10 # telefax: +49 (0)391 6 11 28 19
> > email: oli@cubeoffice.de # web: http://www.cubeoffice.de
> >---------------------------------------------------------------
> >--
> >Please see the official ORACLE-L FAQ: http://www.orafaq.com
> >--
> >Author: Oliver Artelt
> > INET: oli_at_md.transnet.de
> >
> >Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> >San Diego, California -- Public Internet access / Mailing Lists
> >--------------------------------------------------------------------
> >To REMOVE yourself from this mailing list, send an E-Mail message
> >to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
> >the message BODY, include a line containing: UNSUB ORACLE-L
> >(or the name of mailing list you want to be removed from). You may
> >also send the HELP command for other information (like subscribing).
>
> _________________________________________________________________________
> Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com.
>
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: mala singh
> INET: mala_singhm_at_hotmail.com
>
> Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> San Diego, California -- Public Internet access / Mailing Lists
> --------------------------------------------------------------------
> To REMOVE yourself from this mailing list, send an E-Mail message
> to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
> the message BODY, include a line containing: UNSUB ORACLE-L
> (or the name of mailing list you want to be removed from). You may
> also send the HELP command for other information (like subscribing).

-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Veera Prasad
  INET: vprasad_at_olf.com

Fat City Network Services    -- (858) 538-5051  FAX: (858) 538-5051
San Diego, California        -- Public Internet access / Mailing Lists
--------------------------------------------------------------------
To REMOVE yourself from this mailing list, send an E-Mail message
to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
the message BODY, include a line containing: UNSUB ORACLE-L
(or the name of mailing list you want to be removed from).  You may
also send the HELP command for other information (like subscribing).