Re: hash join: probe both inputs first

From: Neil Conway <neilc(at)samurai(dot)com>
To: pgsql-patches <pgsql-patches(at)postgresql(dot)org>
Subject: Re: hash join: probe both inputs first
Date: 2005-06-15 07:47:27
Message-ID: 42AFDD0F.3080003@samurai.com
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Neil Conway wrote:
> Per earlier discussion on pgsql-hackers[1], this patch changes the
> implementation of hash join to attempt to avoid redundant work if either
> of the join relations are empty.

Applied.

-Neil

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