Re: Streaming replication and pg_xlogfile_name()

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От Simon Riggs
Тема Re: Streaming replication and pg_xlogfile_name()
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Msg-id 1266965765.3752.4735.camel@ebony
обсуждение исходный текст
Ответ на Re: Streaming replication and pg_xlogfile_name()  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
Ответы Re: Streaming replication and pg_xlogfile_name()  (Fujii Masao <masao.fujii@gmail.com>)
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On Thu, 2010-01-28 at 10:28 +0200, Heikki Linnakangas wrote:
> Fujii Masao wrote:
> > In relation to the functions added recently, I found an annoying problem;
> > pg_xlogfile_name(pg_last_xlog_receive/replay_location()) might report the
> > wrong name because pg_xlogfile_name() always uses the current timeline,
> > and a backend doesn't know the actual timeline related to the location
> > which pg_last_xlog_receive/replay_location() reports. Even if a backend
> > knows that, pg_xlogfile_name() would be unable to determine which timeline
> > should be used.
> 
> Hmm, I'm not sure what the use case for this is

Agreed. What is the use case for this?

-- Simon Riggs           www.2ndQuadrant.com



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