Alan,

> Now I'd love to know why I can't upgrade :)

You can upgrade to version 4.0.17 ;)
It seems you hit the bug that was introduced in 4.0.16, and fixed in 4.0.17.
Look at this: http://www.mysql.com/doc/en/News-4.0.17.html

"Fixed optimizer bug, introduced in 4.0.16, when REF access plan was
preferred to more efficient RANGE on another column. "

Best regards,
Mikhail.


----- Original Message ----- 
From: "Alan" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, February 04, 2004 8:37 PM
Subject: Re: index change moving files to other computer?


> On Wed, Feb 04, 2004 at 07:21:30PM +0000, [EMAIL PROTECTED] wrote:
> > The older system is choosing to use a different index. I would suggest
>
> Any idea why it would choose this?  Shouldn't mysql keep using the same
> indexes?
>
> > running an analyze on your new tables and see if you can get the newer
> > system to use the same Postsindex8 index.
>
> I ran myisamchk -a on this, which according to the documentation is the
same.
> No changes.  I did downgrade to 4.0.14 however and happy happy day it's
> back up to the speed that I was used to!
>
> Now I'd love to know why I can't upgrade :)
>
> Sorry for being such a lamer n00b, but it's not my DB and mysql has
> always "just worked" for me (though I don't use many 600k row tables :)
>
> Alan
>
> -- 
> Alan <[EMAIL PROTECTED]> - http://arcterex.net
> --------------------------------------------------------------------
> "There are only 3 real sports: bull-fighting, car racing and mountain
> climbing. All the others are mere games."                -- Hemingway
>
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