Re: A not so good comparison of MVCC implementations

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>
Cc: Stephen Frost <sfrost(at)snowman(dot)net>, Thomas Kellerer <spam_eater(at)gmx(dot)net>, PostgreSQL Advocacy <pgsql-advocacy(at)postgresql(dot)org>
Subject: Re: A not so good comparison of MVCC implementations
Date: 2018-01-27 00:03:09
Message-ID: CA+TgmobEJVW_1A-gXU89u1nNcwBfvLq24rcA1zLkq3hNbiFkqA@mail.gmail.com
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On Fri, Jan 26, 2018 at 2:07 PM, Jonathan S. Katz <jkatz(at)postgresql(dot)org> wrote:
>> Yeah, that's really deceptive.
>
> Skimming the paper, it also does not mention which versions of the software
> are being used. Ideally how the DBs were configured on the hardware
> would be great to see too, but that may be asking too much.

That's because they didn't use *any* version of PostgreSQL. They
tested something that they claim works *like* PostgreSQL but is
actually not the PostgreSQL code.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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