Re: [BUGS] BUG #14738: ALTER SERVER for foregin servers not working

At Tue, 11 Jul 2017 15:39:14 -0400, Tom Lane <tgl@sss.pgh.pa.us> wrote in <6234.1499801954@sss.pgh.pa.us>
> Amit Langote <Langote_Amit_f8@lab.ntt.co.jp> writes:
> > Horiguchi-san,
> > On 2017/07/11 10:28, Kyotaro HORIGUCHI wrote:
> >> I faintly recall such discussion was held aroud that time and
> >> maybe we concluded that we don't do that but I haven't find such
> >> a thread in pgsql-hackers..
> 
> > I mentioned it in my reply.  Here again:
> > https://www.postgresql.org/message-id/20160405.184408.166437663.horiguchi.kyotaro%40lab.ntt.co.jp
> 
> The followup discussion noted that that approach was no good because it
> would only close connections in the same session that had done the ALTER
> SERVER.  I think the basic idea of marking postgres_fdw connections as
> needing to be remade when next possible is OK, but we have to drive it
> off catcache invalidation events, the same as we did in c52d37c8b.  An
> advantage of that way is we don't need any new hooks in the core code.
> 
> Kyotaro-san, are you planning to update your old patch?

I'm pleased to do that. I will reconsider the way shown in a mail
in the thread soon.

regards,

-- 
Kyotaro Horiguchi
NTT Open Source Software Center



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