Re: DRAFT 9.6 release

From: Bruce Momjian
Subject: Re: DRAFT 9.6 release
Date: ,
Msg-id: 20160902200952.GA23135@momjian.us
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In response to: Re: DRAFT 9.6 release  (Robert Haas)
Responses: Re: DRAFT 9.6 release  (Robert Haas)
List: pgsql-advocacy

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DRAFT 9.6 release  (Josh Berkus, )
 Re: DRAFT 9.6 release  (Amit Langote, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Bruce Momjian, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Bruce Momjian, )
   Re: DRAFT 9.6 release  (Michael Paquier, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Michael Paquier, )
  Re: DRAFT 9.6 release  (Amit Langote, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Amit Langote, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Michael Paquier, )
  Re: DRAFT 9.6 release  (Amit Langote, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Michael Paquier, )
  Re: DRAFT 9.6 release  (Josh Berkus, )
   Re: DRAFT 9.6 release -- is Final  (Josh Berkus, )
    Re: DRAFT 9.6 release -- is Final  (Simon Riggs, )
     Re: DRAFT 9.6 release -- is Final  (Simon Riggs, )
  Re: DRAFT 9.6 release -- is Final  (Josh Berkus, )
   Re: DRAFT 9.6 release -- is Final  (Stefan Kaltenbrunner, )
    Re: DRAFT 9.6 release -- is Final  (Simon Riggs, )
  Re: DRAFT 9.6 release -- is Final  (Josh Berkus, )
  Re: DRAFT 9.6 release -- is Final  (Josh Berkus, )
  Re: DRAFT 9.6 release -- new wording  (Josh Berkus, )
   Re: DRAFT 9.6 release -- new wording  (Justin Clift, )
    Re: DRAFT 9.6 release -- new wording  (Justin Clift, )
    Re: DRAFT 9.6 release -- new wording  (Robert Haas, )
   Re: DRAFT 9.6 release -- new wording  (Mike Toews, )
   Re: DRAFT 9.6 release -- new wording  (Masahiko Sawada, )
   Re: DRAFT 9.6 release -- new wording  (Josh Berkus, )
    Re: [MASSMAIL]Re: DRAFT 9.6 release -- new wording  ("Gilberto Castillo", )
   Re: DRAFT 9.6 release -- new wording  (Josh Berkus, )
    Re: DRAFT 9.6 release -- new wording  (Michael Banck, )
   Re: DRAFT 9.6 release -- new wording  (Josh Berkus, )
   Re: DRAFT 9.6 release -- new wording  (Josh Berkus, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Michael Paquier, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Michael Paquier, )
   Re: DRAFT 9.6 release  (Amit Langote, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  ("Nicholson, Brad (Toronto, ON, CA)", )
   Re: DRAFT 9.6 release  (Michael Paquier, )
  Re: DRAFT 9.6 release  (Robert Haas, )
   Re: DRAFT 9.6 release  (Bruce Momjian, )
    Re: DRAFT 9.6 release  (Robert Haas, )
 Re: DRAFT 9.6 release  (Josh Berkus, )
  Re: DRAFT 9.6 release  (Michael Paquier, )

On Fri, Sep  2, 2016 at 07:50:58AM +0530, Robert Haas wrote:
> But if you have BOTH features, then you can set
> synchronous_standby_names to require an ACK from *every* standby, and
> you can set synchronous_commit=remote_apply so that you wait for WAL
> to be applied, not just fsync'd, and now you are guaranteed that
> whenever you make a change on the master and then read it back from
> any one of your read-replicas, it will be there!  And that, IMHO, is
> pretty cool.

Are we clear on how useful this will be because of the delay in applying
WAL, particularly for when conflicting read-only queries are running?

--
  Bruce Momjian  <>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

+ As you are, so once was I. As I am, so you will be. +
+                     Ancient Roman grave inscription +



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From: Bruce Momjian
Date:
Subject: Re: DRAFT 9.6 release
From: Robert Haas
Date:
Subject: Re: DRAFT 9.6 release