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 <[EMAIL PROTECTED]>
> >Reply-To: [EMAIL PROTECTED]
> >To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]>
> >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, [EMAIL PROTECTED] 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
> > >
> > >
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