Re: unnecessary sort in the execution plan when doing group by

From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: "Huang, Suya" <Suya(dot)Huang(at)au(dot)experian(dot)com>
Cc: "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: unnecessary sort in the execution plan when doing group by
Date: 2014-11-04 16:02:26
Message-ID: CA+U5nMJdUtyDcF9Z_k1x3VfEM+xf9vRTXdXWsU2e879DxZEsGQ@mail.gmail.com
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On 28 October 2014 06:26, Huang, Suya <Suya(dot)Huang(at)au(dot)experian(dot)com> wrote:

> Memory wanted: 3565580K bytes

This means "increase work_mem to this value".

--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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