Hmm it seems that the PyArrow wheel doesn’t actually install on my Mac. Sorry I
didn’t report any source testing issues since my environment is pretty messed
up..
(arrowvenv) (base) karlkatzen@chloes venv % python3
Python 3.8.3 (default, Jul 2 2020, 11:26:31)
[Clang 10.0.0 ] :: Anaconda, Inc. on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import pyarrow as pa
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File
"/Users/karlkatzen/Documents/code/venv/arrowvenv/lib/python3.8/site-packages/pyarrow/__init__.py",
line 63, in <module>
import pyarrow.lib as _lib
ImportError:
dlopen(/Users/karlkatzen/Documents/code/venv/arrowvenv/lib/python3.8/site-packages/pyarrow/lib.cpython-38-darwin.so,
2): Symbol not found: __ZN5arrow10StopSource5tokenEv
Referenced from:
/Users/karlkatzen/Documents/code/venv/arrowvenv/lib/python3.8/site-packages/pyarrow/lib.cpython-38-darwin.so
Expected in: /usr/local/lib/libarrow.400.dylib
in
/Users/karlkatzen/Documents/code/venv/arrowvenv/lib/python3.8/site-packages/pyarrow/lib.cpython-38-darwin.so
What is __ZN5arrow10StopSource5tokenEv?
> On Apr 27, 2021, at 11:23 PM, Micah Kornfield <[email protected]> wrote:
>
> Oh, nice, I thought they just missed the cutoff.
>
> On Tue, Apr 27, 2021 at 8:19 PM Ying Zhou <[email protected]> wrote:
>
>> They actually did.
>>
>> Ying
>>
>>> On Apr 27, 2021, at 11:11 PM, Micah Kornfield <[email protected]>
>> wrote:
>>>
>>> Did the ORC additions actually make it into 4.0?
>>>
>>> On Tue, Apr 27, 2021 at 7:55 PM Ying Zhou <[email protected]> wrote:
>>>
>>>> Sure. I just added some info about the ORC writer. I think we need to
>>>> update the documentation in both C++ and Python as well to include ORC.
>> I
>>>> will do it.
>>>>
>>>> Ying
>>>>
>>>>> On Apr 27, 2021, at 5:28 PM, Neal Richardson <
>>>> [email protected]> wrote:
>>>>>
>>>>> 4.0 blog post is still pretty bare and could use some help filling in:
>>>>> https://github.com/apache/arrow-site/pull/104
>>>>>
>>>>> Thanks,
>>>>> Neal
>>>>>
>>>>> On Tue, Apr 27, 2021 at 1:55 PM Sutou Kouhei <[email protected]>
>> wrote:
>>>>>
>>>>>> The remaining tasks:
>>>>>>
>>>>>> 3. [in-pr|Kou] upload binaries
>>>>>> https://github.com/apache/arrow/pull/10172
>>>>>> 10. [Uwe] update conda recipes
>>>>>> 12. [in-pr|Ian] update homebrew packages
>>>>>> https://github.com/Homebrew/homebrew-core/pull/76060
>>>>>>
>>>>>> I updated versions on JIRA:
>>>>>>
>>>>>> *
>>>>>>
>>>>
>> https://cwiki.apache.org/confluence/display/ARROW/Release+Management+Guide#ReleaseManagementGuide-Markingthereleasedversionas%22RELEASED%22onJIRA
>>>>>> *
>>>>>>
>>>>
>> https://cwiki.apache.org/confluence/display/ARROW/Release+Management+Guide#ReleaseManagementGuide-StartingthenewversiononJIRA
>>>>>>
>>>>>> In <[email protected]>
>>>>>> "Re: [VOTE] Release Apache Arrow 4.0.0 - RC3" on Tue, 27 Apr 2021
>>>>>> 10:37:04 -0500,
>>>>>> Paul Taylor <[email protected]> wrote:
>>>>>>
>>>>>>> JS packages have been uploaded.
>>>>>>>
>>>>>>> Paul
>>>>>>>
>>>>>>> On 4/27/21 9:47 AM, Neal Richardson wrote:
>>>>>>>> R package has been accepted by CRAN.
>>>>>>>>
>>>>>>>> Neal
>>>>>>>>
>>>>>>>> On Tue, Apr 27, 2021 at 7:25 AM Krisztián Szűcs
>>>>>>>> <[email protected]>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> I've just opened a PR with the updated documentation.
>>>>>>>>>
>>>>>>>>> The remaining tasks:
>>>>>>>>>
>>>>>>>>> 3. [in-pr|Kou] upload binaries
>>>>>>>>> 6. [Paul] upload js packages
>>>>>>>>> 10. [Uwe] update conda recipes
>>>>>>>>> 12. [todo] update homebrew packages
>>>>>>>>> 14. [Kou] update msys2
>>>>>>>>> 15. [Neal] update R packages
>>>>>>>>> 16. [in-pr|Krisztian] update docs
>>>>>>>>>
>>>>>>>>> On Tue, Apr 27, 2021 at 2:42 PM Krisztián Szűcs
>>>>>>>>> <[email protected]> wrote:
>>>>>>>>>> On Tue, Apr 27, 2021 at 2:21 PM Paul Taylor <
>>>> [email protected]
>>>>>>>
>>>>>>>>> wrote:
>>>>>>>>>>> These look like the errors resolved in
>>>>>>>>>>> https://github.com/apache/arrow/pull/10156. Can we cherry-pick
>>>> that
>>>>>>>>>>> commit to the release branch?
>>>>>>>>>> Great, I'll cherry-pick that commit.
>>>>>>>>>>
>>>>>>>>>> Could you please release the JS packages to npm? I think the
>>>>>>>>>> lerna.json needs to be updated before npm publish.
>>>>>>>>>>
>>>>>>>>>> Thank Paul!
>>>>>>>>>>>
>>>>>>>>>>> On 4/27/21 7:04 AM, Krisztián Szűcs wrote:
>>>>>>>>>>>> I'd need some help to both release the JS packages using the new
>>>>>>>>> lerna
>>>>>>>>>>>> configuration and to fix the JS documentation generation [1]. We
>>>>>>>>>>>> should backport these changes to the release-4.0.0 branch.
>>>>>>>>>>>>
>>>>>>>>>>>> [1]:
>>>>>>>>>
>>>>>>
>>>>
>> https://dev.azure.com/ursacomputing/crossbow/_build/results?buildId=4297&view=logs&j=0da5d1d9-276d-5173-c4c4-9d4d4ed14fdb&t=d9b15392-e4ce-5e4c-0c8c-b69645229181
>>>>>>>>>>>> On Tue, Apr 27, 2021 at 1:50 AM Sutou Kouhei <
>> [email protected]>
>>>>>>>>> wrote:
>>>>>>>>>>>>> I'll also update MSYS2 packages:
>>>>>>>>>>>>>
>>>>>>>>>>>>> 1. [x] open a pull request to bump the version numbers in the
>>>>>>>>> source code
>>>>>>>>>>>>> 2. [x] upload source
>>>>>>>>>>>>> 3. [kou] upload binaries
>>>>>>>>>>>>> 4. [x] update website
>>>>>>>>>>>>> 5. [x] upload ruby gems
>>>>>>>>>>>>> 6. [ ] upload js packages
>>>>>>>>>>>>> 8. [x] upload C# packages
>>>>>>>>>>>>> 9. [x] upload rust crates
>>>>>>>>>>>>> 10. [ ] update conda recipes
>>>>>>>>>>>>> 11. [x] upload wheels/sdist to pypi
>>>>>>>>>>>>> 12. [ ] update homebrew packages
>>>>>>>>>>>>> 13. [x] update maven artifacts
>>>>>>>>>>>>> 14. [kou] update msys2
>>>>>>>>>>>>> 15. [nealrichardson] update R packages
>>>>>>>>>>>>> 16. [ ] update docs
>>>>>>>>>>>>>
>>>>>>>>>>>>> In <CAHM19a7wsHCv634KixUsO9F=Z_zoPuAPEwv33YzDnB4ir=
>>>>>>>>> [email protected]>
>>>>>>>>>>>>> "Re: [VOTE] Release Apache Arrow 4.0.0 - RC3" on Tue, 27 Apr
>>>>>>>>> 2021 01:48:37 +0200,
>>>>>>>>>>>>> Krisztián Szűcs <[email protected]> wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> On Tue, Apr 27, 2021 at 1:05 AM Andy Grove <
>>>> [email protected]
>>>>>>>
>>>>>>>>> wrote:
>>>>>>>>>>>>>>> The following Rust crates have been published: arrow,
>>>>>>>>> arrow-flight, parquet, parquet_derive, datafusion
>>>>>>>>>>>>>> Thanks Andy!
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> The current status is:
>>>>>>>>>>>>>> 1. [x] open a pull request to bump the version numbers in the
>>>>>>>>> source code
>>>>>>>>>>>>>> 2. [x] upload source
>>>>>>>>>>>>>> 3. [kou] upload binaries
>>>>>>>>>>>>>> 4. [x] update website
>>>>>>>>>>>>>> 5. [x] upload ruby gems
>>>>>>>>>>>>>> 6. [ ] upload js packages
>>>>>>>>>>>>>> 8. [x] upload C# packages
>>>>>>>>>>>>>> 9. [x] upload rust crates
>>>>>>>>>>>>>> 10. [ ] update conda recipes
>>>>>>>>>>>>>> 11. [x] upload wheels/sdist to pypi
>>>>>>>>>>>>>> 12. [ ] update homebrew packages
>>>>>>>>>>>>>> 13. [x] update maven artifacts
>>>>>>>>>>>>>> 14. [ ] update msys2
>>>>>>>>>>>>>> 15. [nealrichardson] update R packages
>>>>>>>>>>>>>> 16. [ ] update docs
>>>>>>>>>>>>>>> On Mon, Apr 26, 2021 at 4:34 PM Andy Grove <
>>>>>> [email protected]>
>>>>>>>>> wrote:
>>>>>>>>>>>>>>>> Yes, I can handle the Rust release.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On Mon, Apr 26, 2021, 4:17 PM Krisztián Szűcs <
>>>>>>>>> [email protected]> wrote:
>>>>>>>>>>>>>>>>> @Andy Grove could you please handle the rust release?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> On Mon, Apr 26, 2021 at 11:51 PM Krisztián Szűcs
>>>>>>>>>>>>>>>>> <[email protected]> wrote:
>>>>>>>>>>>>>>>>>> 1. [x] open a pull request to bump the version numbers in
>>>> the
>>>>>>>>> source code
>>>>>>>>>>>>>>>>>> 2. [x] upload source
>>>>>>>>>>>>>>>>>> 3. [kou] upload binaries
>>>>>>>>>>>>>>>>>> 4. [x] update website
>>>>>>>>>>>>>>>>>> 5. [x] upload ruby gems
>>>>>>>>>>>>>>>>>> 6. [ ] upload js packages
>>>>>>>>>>>>>>>>>> 8. [x] upload C# packages
>>>>>>>>>>>>>>>>>> 9. [ ] upload rust crates
>>>>>>>>>>>>>>>>>> 10. [ ] update conda recipes
>>>>>>>>>>>>>>>>>> 11. [in-progress] upload wheels/sdist to pypi
>>>>>>>>>>>>>>>>>> 12. [ ] update homebrew packages
>>>>>>>>>>>>>>>>>> 13. [x] update maven artifacts
>>>>>>>>>>>>>>>>>> 14. [ ] update msys2
>>>>>>>>>>>>>>>>>> 15. [nealrichardson] update R packages
>>>>>>>>>>>>>>>>>> 16. [ ] update docs
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> The JS post release task is failing with:
>>>>>>>>>>>>>>>>>>>>> lerna ERR! ENOLERNA `lerna.json` does not exist, have
>> you
>>>>>>>>> run `lerna init`?
>>>>>>>>>>>>>>>>>> I assume the lerna configuration should be updated
>> including
>>>>>>>>> the version number.
>>>>>>>>>>>>>>>>>> @Paul Taylor could you please handle the JS release?
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> On Mon, Apr 26, 2021 at 9:01 PM Krisztián Szűcs
>>>>>>>>>>>>>>>>>> <[email protected]> wrote:
>>>>>>>>>>>>>>>>>>> The current status of the post-release tasks:
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> 1. [x] open a pull request to bump the version numbers
>> in
>>>>>>>>> the source code
>>>>>>>>>>>>>>>>>>> 2. [x] upload source
>>>>>>>>>>>>>>>>>>> 3. [can't do] upload binaries
>>>>>>>>>>>>>>>>>>> 4. [x] update website
>>>>>>>>>>>>>>>>>>> 5. [x] upload ruby gems
>>>>>>>>>>>>>>>>>>> 6. [ ] upload js packages
>>>>>>>>>>>>>>>>>>> 8. [ ] upload C# packages
>>>>>>>>>>>>>>>>>>> 9. [ ] upload rust crates
>>>>>>>>>>>>>>>>>>> 10. [ ] update conda recipes
>>>>>>>>>>>>>>>>>>> 11. [kszucs] upload wheels/sdist to pypi
>>>>>>>>>>>>>>>>>>> 12. [ ] update homebrew packages
>>>>>>>>>>>>>>>>>>> 13. [kszucs] update maven artifacts
>>>>>>>>>>>>>>>>>>> 14. [ ] update msys2
>>>>>>>>>>>>>>>>>>> 15. [nealrichardson] update R packages
>>>>>>>>>>>>>>>>>>> 16. [ ] update docs
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> On Mon, Apr 26, 2021 at 8:19 PM Krisztián Szűcs
>>>>>>>>>>>>>>>>>>> <[email protected]> wrote:
>>>>>>>>>>>>>>>>>>>> The VOTE carries with 4 binding +1 and 5 non-binding +1
>>>>>>>>> votes.
>>>>>>>>>>>>>>>>>>>> Thanks everyone!
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> I'm starting the post release tasks and keep you posted
>>>>>>>>> about the
>>>>>>>>>>>>>>>>>>>> current status.
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> On Mon, Apr 26, 2021 at 6:06 PM Neal Richardson
>>>>>>>>>>>>>>>>>>>> <[email protected]> wrote:
>>>>>>>>>>>>>>>>>>>>> +1 (binding)
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> GitHub Actions verifications are green and R artifact
>>>>>>>>> builds are successful.
>>>>>>>>>>>>>>>>>>>>> Neal
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> On Mon, Apr 26, 2021 at 6:02 AM Krisztián Szűcs <
>>>>>>>>> [email protected]>
>>>>>>>>>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> On Sun, Apr 25, 2021 at 10:59 PM Sutou Kouhei <
>>>>>>>>> [email protected]> wrote:
>>>>>>>>>>>>>>>>>>>>>>> Here: https://github.com/apache/arrow/pull/10126
>>>>>>>>>>>>>>>>>>>>>> I've incorporated the automatic verification step to
>> the
>>>>>>>>> release
>>>>>>>>>>>>>>>>>>>>>> procedure so we can start the VOTE after having
>> positive
>>>>>>>>> feedback from
>>>>>>>>>>>>>>>>>>>>>> the verification tasks.
>>>>>>>>>>>>>>>>>>>>>>> In <CAJPUwMCNJncvERS5Yvzfp25W8fUcgJFvy57=
>>>>>>>>> [email protected]>
>>>>>>>>>>>>>>>>>>>>>>> "Re: [VOTE] Release Apache Arrow 4.0.0 - RC3" on
>>>> Sun,
>>>>>>>>> 25 Apr 2021
>>>>>>>>>>>>>>>>>>>>>> 15:12:30 -0500,
>>>>>>>>>>>>>>>>>>>>>>> Wes McKinney <[email protected]> wrote:
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>> Have we run the GitHub Actions release
>> verifications,
>>>> or
>>>>>>>>> can we do
>>>>>>>>>>>>>>>>>>>>>>>> that? I will try to run the RC verification on my
>> dev
>>>>>>>>> machine (I
>>>>>>>>>>>>>>>>>>>>>>>> recently reinstalled Linux so wasn't equipped to
>>>>>>>>> immediately run the
>>>>>>>>>>>>>>>>>>>>>>>> verification script)
>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>> On Sun, Apr 25, 2021 at 2:31 PM Jorge Cardoso Leitão
>>>>>>>>>>>>>>>>>>>>>>>> <[email protected]> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>> +1, based on Rust alone. All tests pass as they
>>>> should.
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> Thanks a lot everyone for making this happen.
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> Best,
>>>>>>>>>>>>>>>>>>>>>>>>> Jorge
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> On Thu, Apr 22, 2021 at 5:17 PM Jonathan Keane <
>>>>>>>>> [email protected]
>>>>>>>>>>>>>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> +1 (non-binding)
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> Verified wheels, sources, and binaries on macOS
>> 11.2
>>>>>>>>> using the
>>>>>>>>>>>>>>>>>>>>>> verification
>>>>>>>>>>>>>>>>>>>>>>>>>> script (except for Java Integration, Glib, and
>>>> Ruby).
>>>>>>>>> Like Antoine
>>>>>>>>>>>>>>>>>>>>>> I ran
>>>>>>>>>>>>>>>>>>>>>>>>>> into the same issue with Ruby.
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> I also installed Arrow and the R package locally +
>>>> ran
>>>>>>>>> some adhoc
>>>>>>>>>>>>>>>>>>>>>> tests
>>>>>>>>>>>>>>>>>>>>>>>>>> using some of our benchmarks.
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> I've also confirmed the RC (1 and 3) work using
>> the
>>>> R
>>>>>>>>> distribution
>>>>>>>>>>>>>>>>>>>>>> setup we
>>>>>>>>>>>>>>>>>>>>>>>>>> have [1]. I will update those to point to the
>>>> release
>>>>>>>>> when it is
>>>>>>>>>>>>>>>>>>>>>> ready.
>>>>>>>>>>>>>>>>>>>>>>>>>> [1]:
>>>>>>>>> https://github.com/r-windows/rtools-packages/pull/197 (and
>>>>>>>>>>>>>>>>>>>>>> other
>>>>>>>>>>>>>>>>>>>>>>>>>> linked PRs)
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> On Thu, Apr 22, 2021 at 9:23 AM David Li <
>>>>>>>>> [email protected]>
>>>>>>>>>>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>>>> +1 (non-binding)
>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>> Verified wheels, sources, and apt binaries on
>>>> Ubuntu
>>>>>>>>> 18.04.
>>>>>>>>>>>>>>>>>>>>>>>>>>> Best,
>>>>>>>>>>>>>>>>>>>>>>>>>>> David
>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>> On 2021/04/21 21:30:33, Krisztián Szűcs <
>>>>>>>>> [email protected]>
>>>>>>>>>>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> I would like to propose the following release
>>>>>>>>> candidate (RC3)
>>>>>>>>>>>>>>>>>>>>>> of Apache
>>>>>>>>>>>>>>>>>>>>>>>>>>>> Arrow version 4.0.0. This is a release
>> consisting
>>>> of
>>>>>>>>> 719
>>>>>>>>>>>>>>>>>>>>>>>>>>>> resolved JIRA issues[1].
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> This release candidate is based on commit:
>>>>>>>>>>>>>>>>>>>>>>>>>>>> f959141ece4d660bce5f7fa545befc0116a7db79 [2]
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> The source release rc3 is hosted at [3].
>>>>>>>>>>>>>>>>>>>>>>>>>>>> The binary artifacts are hosted at [4][5][6][7].
>>>>>>>>>>>>>>>>>>>>>>>>>>>> The changelog is located at [8].
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> Please download, verify checksums and
>> signatures,
>>>>>>>>> run the unit
>>>>>>>>>>>>>>>>>>>>>> tests,
>>>>>>>>>>>>>>>>>>>>>>>>>>>> and vote on the release. See [9] for how to
>>>> validate
>>>>>>>>> a release
>>>>>>>>>>>>>>>>>>>>>>>>>> candidate.
>>>>>>>>>>>>>>>>>>>>>>>>>>>> The vote will be open for at least 72 hours.
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [ ] +1 Release this as Apache Arrow 4.0.0
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [ ] +0
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [ ] -1 Do not release this as Apache Arrow 4.0.0
>>>>>>>>> because...
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [1]:
>>>>>>>>>
>>>>>>
>>>>
>> https://issues.apache.org/jira/issues/?jql=project%20%3D%20ARROW%20AND%20status%20in%20%28Resolved%2C%20Closed%29%20AND%20fixVersion%20%3D%204.0.0
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [2]:
>>>>>>>>>
>>>>>>
>>>>
>> https://github.com/apache/arrow/tree/f959141ece4d660bce5f7fa545befc0116a7db79
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [3]:
>>>>>>>>>
>> https://dist.apache.org/repos/dist/dev/arrow/apache-arrow-4.0.0-rc3
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [4]:
>>>>>>>>> https://bintray.com/apache/arrow/centos-rc/4.0.0-rc3
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [5]:
>>>>>>>>> https://bintray.com/apache/arrow/debian-rc/4.0.0-rc3
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [6]:
>>>>>>>>> https://bintray.com/apache/arrow/python-rc/4.0.0-rc3
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [7]:
>>>>>>>>> https://bintray.com/apache/arrow/ubuntu-rc/4.0.0-rc3
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [8]:
>>>>>>>>>
>>>>>>
>>>>
>> https://github.com/apache/arrow/blob/f959141ece4d660bce5f7fa545befc0116a7db79/CHANGELOG.md
>>>>>>>>>>>>>>>>>>>>>>>>>>>> [9]:
>>>>>>>>>
>>>>>>
>>>>
>> https://cwiki.apache.org/confluence/display/ARROW/How+to+Verify+Release+Candidates
>>>>>>>
>>>>>>
>>>>
>>>>
>>
>>
