Re: Buffer cache statistics (ratios) and CBO SQL optimization?

Jonathan Lewis wrote:
>
> Note in-line
>
> --
> Regards
>
> Jonathan Lewis
> http://www.jlcomp.demon.co.uk
>
> The educated person is not the person
> who can answer the questions, but the
> person who can question the answers -- T. Schick Jr
>
> Next public appearance2:
> March 2004 Hotsos Symposium - Keynote
> March 2004 Charlotte NC - OUG Tutorial
> April 2004 Iceland
>
> One-day tutorials:
> http://www.jlcomp.demon.co.uk/tutorial.html
>
> Three-day seminar:
> see http://www.jlcomp.demon.co.uk/seminar.html
> ____UK___February
>
> The Co-operative Oracle Users' FAQ
> http://www.jlcomp.demon.co.uk/faq/ind_faq.html
>
> "Ryan Gaffuri" <rgaffuri_at_cox.net> wrote in message
> news:1efdad5b.0401210529.36cf811d_at_posting.google.com...
> >
> > Im currently the lead performance analyst on a $30 million + contract
> > where we are scaling a 500 GB instnace that gets an 80% nightly
> > refresh to 30,000 users. Its a hybrid OLTP/OLAP system. If that
> > matters. you can count on two hands the number of people in all these
> > forums who have worked on something that large.
> >
>
> 1,024 - that seems a little high to me.

Ah, like the 'ol gems:

There are 10 types of people:
- Those who know binary
- Those who don't

Or, my favourite

There are 3 types of people:
- Those who can count
- Those who can't

-- 
-------------------------------
Connor McDonald
http://www.oracledba.co.uk
Co-Author: "Mastering Oracle PL/SQL - Practical Solutions"