Re: Index only scan for cube and seg

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Andrey Borodin <x4mmm(at)yandex-team(dot)ru>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Index only scan for cube and seg
Date: 2017-10-27 16:29:10
Message-ID: CA+TgmoYxMcXSyWJ5mT3AZk=Tw8xMf3YFHpUyknPP8r4gqKg7ww@mail.gmail.com
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On Thu, Oct 26, 2017 at 12:22 PM, Andrey Borodin <x4mmm(at)yandex-team(dot)ru> wrote:
> For cube there is new default opclass.

I seem to recall that changing the default opclass causes unsolvable
problems with upgrades. You might want to check the archives for
previous discussions of this issue; unfortunately, I don't recall the
details off-hand.

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

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