Hi,
What i know :
Indexing progressively, smaller regions of data space using a B tree like
data structure.
Regards,
Gelu
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----- Original Message -----
From: "Nick Stuart" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Tuesday, May 21, 2002 3:09 PM
Subject: Re: MyISAM internal algorithms


> Ok, so know you got me interested. What exactly are R-Trees. I know the
> structure of B trees, hadto program a small version of a B' tree before,
but never heard of an R-Tree.
> Any explanation
> or link to where I might find some info would be appreciated.
> -Nick
>
> > On Mon, May 20, 2002
> at 09:39:52AM -0600, Andrei Cojocaru wrote:
> >>
> >> I believe mySQL
> uses B-Trees (not
> binary trees), that's about all I
> >> know :)
> >
> > Right.  The indexes are B-
> Tree
> structures (until R-Trees appear in 4.1,
> > of course).
> >
> > Jeremy
> > --
> > Jeremy D.
>
> Zawodny     |  Perl, Web, MySQL, Linux Magazine, Yahoo!
> > <[EMAIL PROTECTED]>  |
>
> http://jeremy.zawodny.com/
> >
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