Re: Horribly slow hash join

From: Dennis Bjorklund <db(at)zigo(dot)dhs(dot)org>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: "Jim C(dot) Nasby" <jim(at)nasby(dot)net>, <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Horribly slow hash join
Date: 2004-04-18 16:27:09
Message-ID: Pine.LNX.4.44.0404181825590.4551-100000@zigo.dhs.org
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On Sun, 18 Apr 2004, Tom Lane wrote:

> > What do you mean? int8 is supported on all platformas
>
> No it isn't.

So on platforms where it isn't you would use int4 as the biggest int then.
I don't really see that as a problem. As long as you calculate the hash on
the biggest int on that platform it should work.

--
/Dennis Björklund

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