Re: Problem in Parallel Bitmap Heap Scan?

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От Dilip Kumar
Тема Re: Problem in Parallel Bitmap Heap Scan?
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Msg-id CAFiTN-uaFnn1Kh8yRko6YiTT-XY02s-jebETgo3vg7nEOsbF5w@mail.gmail.com
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Ответ на [HACKERS] Problem in Parallel Bitmap Heap Scan?  (Thomas Munro <thomas.munro@enterprisedb.com>)
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On Sat, Mar 25, 2017 at 2:25 PM, Thomas Munro
<thomas.munro@enterprisedb.com> wrote:
>>> I think in this area we need more testing, reason these are not tested
>>> properly because these are not the natural case for parallel bitmap.
>>> I think in next few days I will test more such cases by forcing the
>>> parallel bitmap.
>>>
>>
>> Okay, is your testing complete?

Yes, I have done more testing around this area with more cases, like
one page with BitmapOr etc.
Now it looks fine to me.
>>
>>> Here is the patch to fix the issue in hand.  I have also run the
>>> regress suit with force_parallel_mode=regress and all the test are
>>> passing.
>>>
>>
>> Thomas, did you get chance to verify Dilip's latest patch?
>>
>> I have added this issue in PostgreSQL 10 Open Items list so that we
>> don't loose track of this issue.
>
> The result is correct with this patch.  I ran make installcheck then
> the same steps as above and the query result was correct after
> creating the index.

Thanks for confirming.

-- 
Regards,
Dilip Kumar
EnterpriseDB: http://www.enterprisedb.com



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