Re: pgsql: Fix crash bug in RestoreSnapshot.

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От Simon Riggs
Тема Re: pgsql: Fix crash bug in RestoreSnapshot.
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Msg-id CANP8+jLdR7ZxcyJ97E4wQP8nckni_xv-dFBZK2_34LCDVyTbOQ@mail.gmail.com
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Ответ на Re: pgsql: Fix crash bug in RestoreSnapshot.  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: pgsql: Fix crash bug in RestoreSnapshot.  (Tom Lane <tgl@sss.pgh.pa.us>)
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On 1 July 2016 at 16:04, Robert Haas <robertmhaas@gmail.com> wrote:
On Fri, Jul 1, 2016 at 9:34 AM, Simon Riggs <simon@2ndquadrant.com> wrote:
> "This can happen on standby servers"
>
> The commit message doesn't mention, but it applies only to parallel query?
>
> Why then is this backpatched to 9.5?

Because that's where the code was added.  In 9.5, it would only matter
for extensions using the ParallelContext machinery.

It seems strange to me to make an unnecessary change to a production release, that's all.

My understanding was that we backpatched only as far as a bug occurs, rather than as far as patch can be applied.

--
Simon Riggs                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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