of course, I was selfishly thinking of this only from the perspective
of the DBA and not the pocketbooks of the storage manufacturers


--- "Gogala, Mladen" <[EMAIL PROTECTED]> wrote:
> I have to respectfully disagree. Creating everything
> in one huge extent and so called "defragmentation" are
> extremely important and save thousands of jobs at Seagate, Conner,
> Quantum, Maxtor, EMC and Hitachi. I cannot overemphasize
> an importance of such policy for the healthy growth
> of the storage industry.
> 
> > -----Original Message-----
> > From: Rachel Carmichael [mailto:[EMAIL PROTECTED]]
> > Sent: Tuesday, May 28, 2002 2:30 PM
> > To: Multiple recipients of list ORACLE-L
> > Subject: Re: storage parameters
> > 
> > 
> > > An example:  Think of load a lot of data into a table, and then
> load
> > > on a  very limited basis.   This tells me to create a large first
> > >extent that  everything can fit into.  
> > 
> > why? there is no benefit to that
> > 
> > 
> > --- basher 59 <[EMAIL PROTECTED]> wrote:
> > > No.   I can think of several reason when you would not wan them
> the
> > > save.  
> > > An example:  Think of load a lot of data into a table, and then
> load
> > > on a 
> > > very limited basis.   This tells me to create a large first
> extent
> > > that 
> > > everything can fit into.  Example:  Say 100M  and then you may
> want
> > > to make 
> > > next extents 5M.   Based on the fact that you won't be reaching
> the
> > > second 
> > > extent for a while.
> > > 
> > > Also the temp tablespace is used to sort.   I had an instance
> where
> > > the 
> > > sorts were taking a long time.   I looked at the temp tablespace
> and
> > > found 
> > > out that my current sort was using 300 extents of a very 
> > small size. 
> > >  I 
> > > increase my extent size to a large number, where the sort 
> > only took 4
> > > 
> > > extents and it really speeded up my sort.   To optimize
> everything I
> > > look at 
> > > the majority of my sorts and tried to make my first entent 
> > give me 90
> > > % of 
> > > these sorts.  Which was somewhat small, and then I made my next
> > > extents 
> > > large enough so my largest sort did not use more than about 
> > (5 to 10)
> > > 
> > > extents.
> > > 
> > > MN
> > > 
> > > 
> > > >From: "Malik, Fawzia" <[EMAIL PROTECTED]>
> > > >Reply-To: [EMAIL PROTECTED]
> > > >To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]>
> > > >Subject: storage parameters
> > > >Date: Tue, 28 May 2002 08:18:37 -0800
> > > >
> > > >
> > > >Hi,
> > > >
> > > >Does Oracle reccommend having the initial and next extents set
> at
> > > the same
> > > >values???
> > > >I am tidying up a current schema and the values are non uniform
> all
> > > the way
> > > >through- any comments would be very much appreciated
> > > >
> > > >Rgds
> > > >
> > > >Fawzia
> > > >
> > > >
> > >
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> > > >
> > > >--
> > > >Please see the official ORACLE-L FAQ: http://www.orafaq.com
> > > >--
> > > >Author: Malik, Fawzia
> > > >   INET: [EMAIL PROTECTED]
> > > >
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> > > _________________________________________________________________
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> > -- 
> > Please see the official ORACLE-L FAQ: http://www.orafaq.com
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> > Author: Rachel Carmichael
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> > 
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> -- 
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> -- 
> Author: Gogala, Mladen
>   INET: [EMAIL PROTECTED]
> 
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__________________________________________________
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Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Rachel Carmichael
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