Re: [HACKERS] Parallel safety for extern params

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От Amit Kapila
Тема Re: [HACKERS] Parallel safety for extern params
Дата
Msg-id CAA4eK1K7Tkn28p+jO6_pVD7BZSOR3j6_bu5s1XE5H+-5=_S-TA@mail.gmail.com
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Ответ на Re: [HACKERS] Parallel safety for extern params  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: [HACKERS] Parallel safety for extern params  (Robert Haas <robertmhaas@gmail.com>)
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On Sat, Oct 28, 2017 at 2:02 AM, Robert Haas <robertmhaas@gmail.com> wrote:
> On Mon, Oct 16, 2017 at 12:59 PM, Amit Kapila <amit.kapila16@gmail.com> wrote:
> When I tried back-porting the patch to v10 I discovered that the
> plpgsql changes conflict heavily and that ripping them out all the way
> produces regression failures under force_parallel_mode.  I think I see
> why that's happening but it's not obvious how to me how to adapt
> b73f1b5c29e0ace5a281bc13ce09dea30e1b66de to the v10 code.  Do you want
> to have a crack at it or should we just leave this as a master-only
> fix?
>

I think we need to make changes in exec_simple_recheck_plan to make
the behavior similar to HEAD.  With the attached patch, all tests
passed with force_parallel_mode.

-- 
With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

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