Re: Support for N synchronous standby servers - take 2

From: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Simon Riggs <simon(at)2ndquadrant(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>, Sawada Masahiko <sawada(dot)mshk(at)gmail(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Beena Emerson <memissemerson(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Support for N synchronous standby servers - take 2
Date: 2015-07-17 03:20:14
Message-ID: CAA4eK1JW91Bqo9XfHTtApka5DAJuWEj6xon0dox6zncsNbofjA@mail.gmail.com
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On Thu, Jul 16, 2015 at 11:10 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>
> On Thu, Jul 16, 2015 at 1:32 PM, Simon Riggs <simon(at)2ndquadrant(dot)com>
wrote:
>
> > * Developers will immediately understand the format
>
> I doubt it. I think any format that we pick will have to be carefully
> documented. People may know what JSON looks like in general, but they
> will not immediately know what bells and whistles are available in
> this context.
>

I also think any format where user has to carefully remember how he has
to provide the values is not user-friendly, why in this case SQL based
syntax is not preferable, with that we can even achieve consistency of this
parameter across all servers which I think is not of utmost importance
for this feature, but still I think it will make users happy.

With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

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