Re: Patch Review Complete: Multi-Batch Hash Join Improvements

From: Jeff Davis <pgsql(at)j-davis(dot)com>
To: Joshua Tolley <eggyknap(at)gmail(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org, ramon(dot)lawrence(at)ubc(dot)ca, pandasuit(at)gmail(dot)com
Subject: Re: Patch Review Complete: Multi-Batch Hash Join Improvements
Date: 2008-11-18 06:42:21
Message-ID: 1226990541.2861.71.camel@jdavis
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On Mon, 2008-11-17 at 23:19 -0700, Joshua Tolley wrote:
> -- it speeds up joins by fairly significant margins in some cases

The original claim in the message you cite says 10-50% for some data
distributions. Were you able to observe that kind of speedup?

Regards,
Jeff Davis

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