Re: standby registration (was: is sync rep stalled?)

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От Robert Haas
Тема Re: standby registration (was: is sync rep stalled?)
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Msg-id AANLkTi=Z_W3X--5SVacWKkfFL1dH5Y3W0DL1WWtVNkDR@mail.gmail.com
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Ответ на Re: standby registration (was: is sync rep stalled?)  (Simon Riggs <simon@2ndQuadrant.com>)
Ответы Re: standby registration (was: is sync rep stalled?)  (Simon Riggs <simon@2ndQuadrant.com>)
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On Tue, Oct 5, 2010 at 8:34 AM, Simon Riggs <simon@2ndquadrant.com> wrote:
> On Mon, 2010-10-04 at 12:45 -0700, Josh Berkus wrote:
>> >>> Quorum commit, even with configurable vote weights, can't handle a
>> >>> requirement that a particular commit be replicated to (A || B) && (C
>> >>> || D).
>> >> Good point.
>
> Asking for quorum_commit = 3 would cover that requirement.
>
> Not exactly as requested, but in a way that is both simpler to express
> and requires no changes to configuration after failover. ISTM better to
> have a single parameter than 5 separate configuration files, with
> behaviour that the community would not easily be able to validate.

That's just not the same thing.

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


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