Re: [HACKERS] [PATCH v1] Add and report the new "in_hot_standby" GUC pseudo-variable.

On Wed, Sep 13, 2017 at 3:48 AM, Elvis Pranskevichus <elprans@gmail.com> wrote:
> I incorporated those bits into your patch and rebased in onto master.
> Please see attached.
>
> FWIW, I think that mixing the standby status and the default
> transaction writability is suboptimal.  They are related, yes, but not
> the same thing.  It is possible to have a master cluster in the
> read-only mode, and with this patch it would be impossible to
> distinguish from a hot-standby replica without also polling
> pg_is_in_recovery(), which defeats the purpose of having to do no
> database roundtrips.

Hi Elvis,

FYI the recovery test 001_stream_rep.pl fails with this patch applied.
You can see that if you configure with --enable-tap-tests, build and
then cd into src/test/recovery and "make check".

-- 
Thomas Munro
http://www.enterprisedb.com


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