Re: New trigger option of pg_standby

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От Bruce Momjian
Тема Re: New trigger option of pg_standby
Дата
Msg-id 200905271313.n4RDDg404900@momjian.us
обсуждение исходный текст
Ответ на Re: New trigger option of pg_standby  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: New trigger option of pg_standby  (Simon Riggs <simon@2ndQuadrant.com>)
Список pgsql-hackers
Tom Lane wrote:
> Heikki Linnakangas <heikki.linnakangas@enterprisedb.com> writes:
> > I don't think we're going to get this to work reliably without extending 
> > the interface between the backend and restore_command. We've discussed 
> > many methods and there's always some nasty corner-case like that.
> 
> > I think we should leave back-branches as is, and go with Simon's 
> > suggestion to add new "recovery_end_command" that's run when the 
> > recovery is finished. That's simpler and more reliable than any of the 
> > other approaches we've discussed, and might become handy for other 
> > purposes as well.
> 
> > Does someone want to take a stab at writing a patch for that?
> 
> Does this conclusion mean that changing pg_standby is no longer
> on the table for 8.4?  It certainly smells more like a new feature
> than a bug fix.

I think the big frustration is that this issue was first brought up
March 25 and it took two months to resolve it, at which point we were in
beta.  I think many hoped a better idea would emerge but often that just
doesn't happen and we have to do the best fix we can and move on.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +


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