Re: [HACKERS] make async slave to wait for lsn to be replayed

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От Tom Lane
Тема Re: [HACKERS] make async slave to wait for lsn to be replayed
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Msg-id 32218.1586550579@sss.pgh.pa.us
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Ответ на Re: [HACKERS] make async slave to wait for lsn to be replayed  (Andres Freund <andres@anarazel.de>)
Ответы Re: [HACKERS] make async slave to wait for lsn to be replayed
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Andres Freund <andres@anarazel.de> writes:
> I don't think a function is a good idea - it'll cause a snapshot to be
> held while waiting. Which in turn will cause hot_standby_feedback to not
> be able to report an increased xmin up. And it will possibly hit
> snapshot recovery conflicts.

Good point, but we could address that by making it a procedure no?

            regards, tom lane

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