Re: [HACKERS] ANALYZE command progress checker

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От Daniel Gustafsson
Тема Re: [HACKERS] ANALYZE command progress checker
Дата
Msg-id AA520C8F-9929-4888-99E0-58718F57A57E@yesql.se
обсуждение исходный текст
Ответ на [HACKERS] ANALYZE command progress checker  (vinayak <Pokale_Vinayak_q3@lab.ntt.co.jp>)
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> On 05 Apr 2017, at 03:17, Masahiko Sawada <sawada.mshk@gmail.com> wrote:
>
> On Wed, Apr 5, 2017 at 1:49 AM, Robert Haas <robertmhaas@gmail.com> wrote:
>> On Tue, Apr 4, 2017 at 4:57 AM, Amit Langote
>> <Langote_Amit_f8@lab.ntt.co.jp> wrote:
>>> Hmm, you're right.  It could be counted with a separate variable
>>> initialized to 0 and incremented every time we decide to add a row to the
>>> final set of sampled rows, although different implementations of
>>> AcquireSampleRowsFunc have different ways of deciding if a given row will
>>> be part of the final set of sampled rows.
>>>
>>> On the other hand, if we decide to count progress in terms of blocks as
>>> you suggested afraid, I'm afraid that FDWs won't be able to report the
>>> progress.
>>
>> I think it may be time to push this patch out to v11.  It was
>> submitted one day before the start of the last CommitFest, the design
>> wasn't really right, and it's not clear even now that we know what the
>> right design is.  And we're pretty much out of time.
>
> +1
> We're encountering the design issue and it takes more time to find out
> right design including FDWs support.

I’m marking this patch Returned with Feedback since it has been Waiting for
author during the commitfest without updates.

cheers ./daniel

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