| From: | Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> |
|---|---|
| To: | Josh Berkus <josh(at)berkus(dot)org> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, Petr Jelinek <petr(dot)jelinek(at)2ndquadrant(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Petr Jelinek <petr(at)2ndquadrant(dot)com>, Vik Fearing <vik(at)2ndquadrant(dot)fr>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Quorum commit for multiple synchronous replication. |
| Date: | 2017-08-24 07:27:05 |
| Message-ID: | CAD21AoBPDW_K+JUjpb_nz-weGOdZkrrZPgbF-ZchykHOHyMZqQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Aug 24, 2017 at 3:11 AM, Josh Berkus <josh(at)berkus(dot)org> wrote:
> On 08/22/2017 11:04 PM, Masahiko Sawada wrote:
>> WARNING: what you did is ok, but you might have wanted to do something else
>>
>> First of all, whether or not that can properly be called a warning is
>> highly debatable. Also, if you do that sort of thing to your spouse
>> and/or children, they call it "nagging". I don't think users will
>> like it any more than family members do.
>
> Realistically, we'll support the backwards-compatible syntax for 3-5
> years. Which is fine.
>
> I suggest that we just gradually deprecate the old syntax from the docs,
> and then around Postgres 16 eliminate it. I posit that that's better
> than changing the meaning of the old syntax out from under people.
>
It seems to me that there is no folk who intently votes for making the
quorum commit the default. There some folks suggest to keep backward
compatibility in PG10 and gradually deprecate the old syntax. And only
the issuing from docs can be possible in PG10.
Regards,
--
Masahiko Sawada
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center
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