Re: Using quicksort for every external sort run

From: Peter Geoghegan <pg(at)heroku(dot)com>
To: Greg Stark <stark(at)mit(dot)edu>
Cc: Simon Riggs <simon(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
Subject: Re: Using quicksort for every external sort run
Date: 2015-11-25 02:32:16
Message-ID: CAM3SWZQm6NoJq1xsVo3dfOMpR+fshpLg4Q85WADnZrjGpvJFcA@mail.gmail.com
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On Tue, Nov 24, 2015 at 6:31 PM, Peter Geoghegan <pg(at)heroku(dot)com> wrote:
> (Note that the time taken to copy tuples comprising the final run is
> not displayed or accounted for)

I mean, comprising the second last run, the run shown, run 40.

--
Peter Geoghegan

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