Re: Postgres 11 release notes

On Tue, May 15, 2018 at 09:19:04AM +0900, Tatsuo Ishii wrote:
> Hi Bruce,
>
> > I have committed the first draft of the Postgres 11 release notes. I
> > will add more markup soon. You can view the most current version here:
> >
> > http://momjian.us/pgsql_docs/release-11.html
> >
> > I expect a torrent of feedback. ;-)
>
> I could not find this:
>
> $ git log -1 f8e5f15
> commit f8e5f156b30efee5d0038b03e38735773abcb7ed
> Author: Andres Freund <andres(at)anarazel(dot)de>
> Date: Mon Sep 18 19:36:44 2017 -0700
>
> Rearm statement_timeout after each executed query.
>
> Previously statement_timeout, in the extended protocol, affected all
> messages till a Sync message. For clients that pipeline/batch query
> execution that's problematic.
>
> Instead disable timeout after each Execute message, and enable, if
> necessary, the timer in start_xact_command(). As that's done only for
> Execute and not Parse / Bind, pipelining the latter two could still
> cause undesirable timeouts. But a survey of protocol implementations
> shows that all drivers issue Sync messages when preparing, and adding
> timeout rearming to both is fairly expensive for the common parse /
> bind / execute sequence.
>
> Author: Tatsuo Ishii, editorialized by Andres Freund
> Reviewed-By: Takayuki Tsunakawa, Andres Freund
> Discussion: https://postgr.es/m/20170222.115044.1665674502985097185.t-ishii@sraoss.co.jp

That seemed too detailed for the release notes. Is that wrong?

--
Bruce Momjian <bruce(at)momjian(dot)us> 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 +