Re: [BUGS] Segfault 11 on PG10 with max_parallel_workers_per_gather>3

On Wed, Nov 8, 2017 at 11:02 PM, Stefan Tzeggai
<tzeggai@empirica-systeme.de> wrote:
> Am 08.11.2017 um 14:24 schrieb Dilip Kumar:
>> By looking at the plan it seems like the issue what got fixed in below
> commit.
>>>
>> Author: Robert Haas <rhaas@postgresql.org>  2017-10-14 00:23:28
>> Committer: Robert Haas <rhaas@postgresql.org>  2017-10-14 00:35:14
>> Parent: d48bf6a94d295c3779c6af4df118d95a6606192f (Fix AggGetAggref()
>> so it won't lie to aggregate final functions.)
>> Child:  cb591fcbfbba1df6fda1839ece53665e85e491e3 (Restore nodeAgg.c's
>> ability to check for improperly-nested aggregates.)
>> Branch: remotes/origin/REL_10_STABLE
>> Follows: REL_10_0
>> Precedes: REL_10_1
>>
>>     Fix possible crash with Parallel Bitmap Heap Scan.
>>
>>     If a Parallel Bitmap Heap scan's chain of leftmost descendents
>>     includes a BitmapOr whose first child is a BitmapAnd, the prior coding
>>     would mistakenly create a non-shared TIDBitmap and then try to perform
>>     shared iteration.
>>
>>     Report by Tomas Vondra.  Patch by Dilip Kumar.
>
> Do I understand it correctly, that that fix would be released with 10.1
> tomorrow (according to https://www.postgresql.org/developer/roadmap/)
> and I could then test it?

Yes, this commit is included in 10.1.
-- 
Michael


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