Re: pgsql: Ensure that XLOG_HEAP2_VISIBLE always targets an initialized pag

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От Andres Freund
Тема Re: pgsql: Ensure that XLOG_HEAP2_VISIBLE always targets an initialized pag
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Msg-id 20131118214054.GD26763@awork2.anarazel.de
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Ответ на Re: pgsql: Ensure that XLOG_HEAP2_VISIBLE always targets an initialized pag  (Bruce Momjian <bruce@momjian.us>)
Ответы Re: pgsql: Ensure that XLOG_HEAP2_VISIBLE always targets an initialized pag  (Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>)
Список pgsql-committers
On 2013-11-18 16:33:25 -0500, Bruce Momjian wrote:
> On Sun, Nov 10, 2013 at 11:51:06PM +0100, Andres Freund wrote:
> > Hi,
> >
> > On 2013-06-06 14:22:12 +0000, Robert Haas wrote:
> > > Ensure that XLOG_HEAP2_VISIBLE always targets an initialized page.
> >
> > This didn't make it to the release notes for 9.2.5. Since there have
> > been several people asking for it since, can we maybe add it
> > retroactively?
>
> OK, what text would I use?  This?
>
>     * Prevent unitialized heap pages from causing standby replay
>       failures

Maybe:

* Prevent errors in WAL replay due to references to unitilizated empty
  pages in vacuum.

Greetings,

Andres Freund

--
 Andres Freund                       http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services


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