Re: Performance with high correlation in group by on PK

From: Alban Hertroys <haramrae(at)gmail(dot)com>
To: "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Performance with high correlation in group by on PK
Date: 2017-08-28 12:48:50
Message-ID: CAF-3MvNyfJFWTc35kt1yn1Fy5a-yNQSnJG9aM-fhcPWGAjg2ZQ@mail.gmail.com
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On 28 August 2017 at 14:22, Alban Hertroys <haramrae(at)gmail(dot)com> wrote:

> This is on:
Just noticed I forgot to paste this in:
warehouse=# select version();
version
----------------------------------------------------------------------------------------------------------
PostgreSQL 9.6.4 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 4.8.5
20150623 (Red Hat 4.8.5-11), 64-bit
(1 row)

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