| From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL mailing lists <pgsql-bugs(at)postgresql(dot)org> |
| Subject: | Re: Standbys using commas in application_name cannot become sync nodes |
| Date: | 2016-02-15 05:56:45 |
| Message-ID: | CAB7nPqT8xxt3D9Zq8xy-ziQXJFAwGnihPiyTz=hOy=91PUAQFw@mail.gmail.com |
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| Lists: | pgsql-bugs |
On Mon, Feb 15, 2016 at 9:24 AM, Michael Paquier
<michael(dot)paquier(at)gmail(dot)com> wrote:
> Another possibility to consider would be to mention that in the
> documentation on back-branches, and simply block its use on HEAD. For
> the quorum sync patch (which is far from baked yet), we are going to
> need two extra special characters to identify quorum and priority
> groups of nodes, so we would need to provide the same solution as for
> commas.
Horiguchi-san has just mentioned in [1] that one can use double-quotes
in s_s_names around a node name to bypass the problem. That's
undocumented though, so wouldn't we want to mention that at least?
[1]: http://www.postgresql.org/message-id/20160215.141102.28792569.horiguchi.kyotaro@lab.ntt.co.jp
--
Michael
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