Just an I've started the RC generation process off, the last commit from
master is [1]

I am currently waiting the crossbow builds (build-690 on
ursa-labs/crossbow).  I think this will take a little while so I will pick
it up tomorrow (Thursday).

Thanks,
Micah

[1]
https://github.com/apache/arrow/commit/07ab5083d5a2925ced6f8168b60b8fa336f4eccc

On Wed, Sep 25, 2019 at 2:07 PM Neal Richardson <neal.p.richard...@gmail.com>
wrote:

> IMO it's too risky to add something that adds a dependency
> (aws-sdk-cpp) on the day of cutting a release.
>
> Neal
>
> On Wed, Sep 25, 2019 at 12:54 PM Krisztián Szűcs
> <szucs.kriszt...@gmail.com> wrote:
> >
> > We don't have a comprehensive documentation yet, so let's postpone it.
> >
> >
> > On Wed, Sep 25, 2019 at 9:48 PM Krisztián Szűcs <
> szucs.kriszt...@gmail.com> wrote:
> >>
> >> The S3 python bindings would be a nice addition to the release.
> >> I don't think we should block on this but the PR is ready. Opinions?
> >> https://github.com/apache/arrow/pull/5423
> >>
> >>
> >>
> >>
> >> On Wed, Sep 25, 2019 at 5:28 PM Micah Kornfield <emkornfi...@gmail.com>
> wrote:
> >>>
> >>> OK, I'll start the process today.  I'll send up e-mail updates as I
> make progress.
> >>>
> >>> On Wed, Sep 25, 2019 at 8:22 AM Wes McKinney <wesmck...@gmail.com>
> wrote:
> >>>>
> >>>> Yes, all systems go as far as I'm concerned.
> >>>>
> >>>> On Wed, Sep 25, 2019 at 9:56 AM Neal Richardson
> >>>> <neal.p.richard...@gmail.com> wrote:
> >>>> >
> >>>> > Andy's DataFusion issue and Wes's Parquet one have both been merged,
> >>>> > and it looks like the LICENSE issue is being resolved as I type. So
> >>>> > are we good to go now?
> >>>> >
> >>>> > Neal
> >>>> >
> >>>> >
> >>>> > On Tue, Sep 24, 2019 at 10:30 PM Andy Grove <andygrov...@gmail.com>
> wrote:
> >>>> > >
> >>>> > > I found a last minute issue with DataFusion (Rust) and would
> appreciate it
> >>>> > > if we could merge ARROW-6086 (PR is
> >>>> > > https://github.com/apache/arrow/pull/5494) before cutting the RC.
> >>>> > >
> >>>> > > Thanks,
> >>>> > >
> >>>> > > Andy.
> >>>> > >
> >>>> > >
> >>>> > > On Tue, Sep 24, 2019 at 6:19 PM Micah Kornfield <
> emkornfi...@gmail.com>
> >>>> > > wrote:
> >>>> > >
> >>>> > > > OK, I'm going to postpone cutting a release until tomorrow
> (hoping we can
> >>>> > > > issues resolved by then)..  I'll also try to review the
> third-party
> >>>> > > > additions since 14.x.
> >>>> > > >
> >>>> > > > On Tue, Sep 24, 2019 at 4:20 PM Wes McKinney <
> wesmck...@gmail.com> wrote:
> >>>> > > >
> >>>> > > > > I found a licensing issue
> >>>> > > > >
> >>>> > > > > https://issues.apache.org/jira/browse/ARROW-6679
> >>>> > > > >
> >>>> > > > > It might be worth examining third party code added to the
> project
> >>>> > > > > since 0.14.x to make sure there are no other such issues.
> >>>> > > > >
> >>>> > > > > On Tue, Sep 24, 2019 at 6:10 PM Wes McKinney <
> wesmck...@gmail.com>
> >>>> > > > wrote:
> >>>> > > > > >
> >>>> > > > > > I have diagnosed the problem (Thrift "string" data must be
> UTF-8,
> >>>> > > > > > cannot be arbitrary binary) and am working on a patch right
> now
> >>>> > > > > >
> >>>> > > > > > On Tue, Sep 24, 2019 at 6:02 PM Wes McKinney <
> wesmck...@gmail.com>
> >>>> > > > > wrote:
> >>>> > > > > > >
> >>>> > > > > > > I just opened
> >>>> > > > > > >
> >>>> > > > > > > https://issues.apache.org/jira/browse/ARROW-6678
> >>>> > > > > > >
> >>>> > > > > > > Please don't cut an RC until I have an opportunity to
> diagnose this,
> >>>> > > > > > > will report back.
> >>>> > > > > > >
> >>>> > > > > > >
> >>>> > > > > > > On Tue, Sep 24, 2019 at 5:51 PM Wes McKinney <
> wesmck...@gmail.com>
> >>>> > > > > wrote:
> >>>> > > > > > > >
> >>>> > > > > > > > I'm investigating a possible Parquet-related
> compatibility bug
> >>>> > > > that I
> >>>> > > > > > > > encountered through some routine testing /
> benchmarking. I'll
> >>>> > > > report
> >>>> > > > > > > > back once I figure out what is going on (if anything)
> >>>> > > > > > > >
> >>>> > > > > > > > On Sun, Sep 22, 2019 at 11:51 PM Micah Kornfield <
> >>>> > > > > emkornfi...@gmail.com> wrote:
> >>>> > > > > > > > >>
> >>>> > > > > > > > >> It's ideal if your GPG key is in the web of trust
> (i.e. you can
> >>>> > > > > get it
> >>>> > > > > > > > >> signed by another PMC member), but is not 100%
> essential.
> >>>> > > > > > > > >
> >>>> > > > > > > > > That won't be an option for me this week (it seems
> like I would
> >>>> > > > > need to meet one face-to-face).  I'll try to get the GPG
> checked in and
> >>>> > > > the
> >>>> > > > > rest of the pre-requisites done tomorrow (Monday) to
> hopefully start the
> >>>> > > > > release on Tuesday (hopefully we can solve the last
> blocker/integration
> >>>> > > > > tests by then).
> >>>> > > > > > > > >
> >>>> > > > > > > > > On Sat, Sep 21, 2019 at 7:12 PM Wes McKinney <
> >>>> > > > wesmck...@gmail.com>
> >>>> > > > > wrote:
> >>>> > > > > > > > >>
> >>>> > > > > > > > >> It's ideal if your GPG key is in the web of trust
> (i.e. you can
> >>>> > > > > get it
> >>>> > > > > > > > >> signed by another PMC member), but is not 100%
> essential.
> >>>> > > > > > > > >>
> >>>> > > > > > > > >> Speaking of the release, there are at least 2 code
> changes I
> >>>> > > > still
> >>>> > > > > > > > >> want to get in
> >>>> > > > > > > > >>
> >>>> > > > > > > > >> ARROW-5717
> >>>> > > > > > > > >> ARROW-6353
> >>>> > > > > > > > >>
> >>>> > > > > > > > >> I just pushed updates to ARROW-5717, will merge once
> the build
> >>>> > > > is
> >>>> > > > > green.
> >>>> > > > > > > > >>
> >>>> > > > > > > > >> There are a couple of Rust patches still marked for
> 0.15. The
> >>>> > > > rest
> >>>> > > > > > > > >> seems to be documentation and a couple of
> integration test
> >>>> > > > > failures we
> >>>> > > > > > > > >> should see about fixing in time.
> >>>> > > > > > > > >>
> >>>> > > > > > > > >> On Fri, Sep 20, 2019 at 11:26 PM Micah Kornfield <
> >>>> > > > > emkornfi...@gmail.com> wrote:
> >>>> > > > > > > > >> >
> >>>> > > > > > > > >> > Thanks Krisztián and Wes,
> >>>> > > > > > > > >> > I've gone ahead and started registering myself on
> all the
> >>>> > > > > packaging sites.
> >>>> > > > > > > > >> >
> >>>> > > > > > > > >> > Is there any review process when adding my GPG key
> to the SVN
> >>>> > > > > file? [1]
> >>>> > > > > > > > >> > doesn't seem to mention explicitly.
> >>>> > > > > > > > >> >
> >>>> > > > > > > > >> > Thanks,
> >>>> > > > > > > > >> > Micah
> >>>> > > > > > > > >> >
> >>>> > > > > > > > >> > [1]
> https://www.apache.org/dev/version-control.html#https-svn
> >>>> > > > > > > > >> >
> >>>> > > > > > > > >> > On Fri, Sep 20, 2019 at 5:01 PM Krisztián Szűcs <
> >>>> > > > > szucs.kriszt...@gmail.com>
> >>>> > > > > > > > >> > wrote:
> >>>> > > > > > > > >> >
> >>>> > > > > > > > >> > > On Thu, Sep 19, 2019 at 5:52 PM Wes McKinney <
> >>>> > > > > wesmck...@gmail.com> wrote:
> >>>> > > > > > > > >> > >
> >>>> > > > > > > > >> > >> On Thu, Sep 19, 2019 at 12:13 AM Micah
> Kornfield <
> >>>> > > > > emkornfi...@gmail.com>
> >>>> > > > > > > > >> > >> wrote:
> >>>> > > > > > > > >> > >> >>
> >>>> > > > > > > > >> > >> >> The process should be well documented at
> this point but
> >>>> > > > > there are a
> >>>> > > > > > > > >> > >> >> number of steps.
> >>>> > > > > > > > >> > >> >
> >>>> > > > > > > > >> > >> > Is [1] the up-to-date documentation for the
> release?
> >>>> > > >  Are
> >>>> > > > > there
> >>>> > > > > > > > >> > >> instructions for the adding the code signing
> Key to SVN?
> >>>> > > > > > > > >> > >> >
> >>>> > > > > > > > >> > >> > I will make a go of it.  i will try to
> mitigate any
> >>>> > > > > internet issues by
> >>>> > > > > > > > >> > >> doing the process for a cloud instance (I
> assume that isn't
> >>>> > > > > a problem?).
> >>>> > > > > > > > >> > >> >
> >>>> > > > > > > > >> > >>
> >>>> > > > > > > > >> > >> Setting up a new cloud environment suitable for
> producing
> >>>> > > > an
> >>>> > > > > RC may be
> >>>> > > > > > > > >> > >> time consuming, but you are welcome to try.
> Krisztian --
> >>>> > > > are
> >>>> > > > > you
> >>>> > > > > > > > >> > >> available next week to help Micah and
> potentially take over
> >>>> > > > > producing
> >>>> > > > > > > > >> > >> the RC if there are issues?
> >>>> > > > > > > > >> > >>
> >>>> > > > > > > > >> > > Sure, I'll be available next week. We can also
> grant access
> >>>> > > > to
> >>>> > > > > > > > >> > > https://github.com/ursa-labs/crossbow because
> configuring
> >>>> > > > all
> >>>> > > > > > > > >> > > the CI backends can be time consuming.
> >>>> > > > > > > > >> > >
> >>>> > > > > > > > >> > >>
> >>>> > > > > > > > >> > >> > Thanks,
> >>>> > > > > > > > >> > >> > Micah
> >>>> > > > > > > > >> > >> >
> >>>> > > > > > > > >> > >> > [1]
> >>>> > > > > > > > >> > >>
> >>>> > > > >
> >>>> > > >
> https://cwiki.apache.org/confluence/display/ARROW/Release+Management+Guide
> >>>> > > > > > > > >> > >> >
> >>>> > > > > > > > >> > >> > On Wed, Sep 18, 2019 at 8:29 AM Wes McKinney <
> >>>> > > > > wesmck...@gmail.com>
> >>>> > > > > > > > >> > >> wrote:
> >>>> > > > > > > > >> > >> >>
> >>>> > > > > > > > >> > >> >> The process should be well documented at
> this point but
> >>>> > > > > there are a
> >>>> > > > > > > > >> > >> >> number of steps. Note that you need to add
> your code
> >>>> > > > > signing key to
> >>>> > > > > > > > >> > >> >> the KEYS file in SVN (that's not very hard
> to do). I
> >>>> > > > > think it's fine
> >>>> > > > > > > > >> > >> >> to hand off the process to others after the
> VOTE but it
> >>>> > > > > would be
> >>>> > > > > > > > >> > >> >> tricky to have multiple RMs involved with
> producing the
> >>>> > > > > source and
> >>>> > > > > > > > >> > >> >> binary artifacts for the vote
> >>>> > > > > > > > >> > >> >>
> >>>> > > > > > > > >> > >> >> On Tue, Sep 17, 2019 at 10:55 PM Micah
> Kornfield <
> >>>> > > > > > > > >> > >> emkornfi...@gmail.com> wrote:
> >>>> > > > > > > > >> > >> >> >
> >>>> > > > > > > > >> > >> >> > SGTM, as well.
> >>>> > > > > > > > >> > >> >> >
> >>>> > > > > > > > >> > >> >> > I should have a little bit of time next
> week if I can
> >>>> > > > > help as RM but
> >>>> > > > > > > > >> > >> I have
> >>>> > > > > > > > >> > >> >> > a couple of concerns:
> >>>> > > > > > > > >> > >> >> > 1.  In the past I've had trouble
> downloading and
> >>>> > > > > validating
> >>>> > > > > > > > >> > >> releases. I'm a
> >>>> > > > > > > > >> > >> >> > bit worried, that I might have similar
> problems doing
> >>>> > > > > the necessary
> >>>> > > > > > > > >> > >> uploads.
> >>>> > > > > > > > >> > >> >> > 2.  My internet connection will likely be
> not great, I
> >>>> > > > > don't know if
> >>>> > > > > > > > >> > >> this
> >>>> > > > > > > > >> > >> >> > would make it even less likely to be
> successful.
> >>>> > > > > > > > >> > >> >> >
> >>>> > > > > > > > >> > >> >> > Does it become problematic if somehow I
> would have to
> >>>> > > > > abandon the
> >>>> > > > > > > > >> > >> process
> >>>> > > > > > > > >> > >> >> > mid-release?  Is there anyone who could
> serve as a
> >>>> > > > > backup?  Are the
> >>>> > > > > > > > >> > >> steps
> >>>> > > > > > > > >> > >> >> > well documented?
> >>>> > > > > > > > >> > >> >> >
> >>>> > > > > > > > >> > >> >> > Thanks,
> >>>> > > > > > > > >> > >> >> > Micah
> >>>> > > > > > > > >> > >> >> >
> >>>> > > > > > > > >> > >> >> > On Tue, Sep 17, 2019 at 4:25 PM Neal
> Richardson <
> >>>> > > > > > > > >> > >> neal.p.richard...@gmail.com>
> >>>> > > > > > > > >> > >> >> > wrote:
> >>>> > > > > > > > >> > >> >> >
> >>>> > > > > > > > >> > >> >> > > Sounds good to me.
> >>>> > > > > > > > >> > >> >> > >
> >>>> > > > > > > > >> > >> >> > > Do we have a release manager yet? Any
> volunteers?
> >>>> > > > > > > > >> > >> >> > >
> >>>> > > > > > > > >> > >> >> > > Neal
> >>>> > > > > > > > >> > >> >> > >
> >>>> > > > > > > > >> > >> >> > > On Tue, Sep 17, 2019 at 4:06 PM Wes
> McKinney <
> >>>> > > > > wesmck...@gmail.com>
> >>>> > > > > > > > >> > >> wrote:
> >>>> > > > > > > > >> > >> >> > >
> >>>> > > > > > > > >> > >> >> > > > hi all,
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >> >> > > > It looks like we're drawing close to
> be able to
> >>>> > > > > make the 0.15.0
> >>>> > > > > > > > >> > >> >> > > > release. I would suggest "pencils
> down" at the end
> >>>> > > > > of this week
> >>>> > > > > > > > >> > >> and
> >>>> > > > > > > > >> > >> >> > > > see if a release candidate can be
> produced next
> >>>> > > > > Monday September
> >>>> > > > > > > > >> > >> 23.
> >>>> > > > > > > > >> > >> >> > > > Any thoughts or objections?
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >> >> > > > Thanks,
> >>>> > > > > > > > >> > >> >> > > > Wes
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >> >> > > > On Wed, Sep 11, 2019 at 11:23 AM Wes
> McKinney <
> >>>> > > > > > > > >> > >> wesmck...@gmail.com>
> >>>> > > > > > > > >> > >> >> > > wrote:
> >>>> > > > > > > > >> > >> >> > > > >
> >>>> > > > > > > > >> > >> >> > > > > hi Eric -- yes, that's correct. I'm
> planning to
> >>>> > > > > amend the
> >>>> > > > > > > > >> > >> Format docs
> >>>> > > > > > > > >> > >> >> > > > > today regarding the EOS issue and
> also update
> >>>> > > > the
> >>>> > > > > C++ library
> >>>> > > > > > > > >> > >> >> > > > >
> >>>> > > > > > > > >> > >> >> > > > > On Wed, Sep 11, 2019 at 11:21 AM
> Eric Erhardt
> >>>> > > > > > > > >> > >> >> > > > > <eric.erha...@microsoft.com> wrote:
> >>>> > > > > > > > >> > >> >> > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > I assume the plan is to merge the
> >>>> > > > > > > > >> > >> ARROW-6313-flatbuffer-alignment
> >>>> > > > > > > > >> > >> >> > > > branch into master before the 0.15
> release,
> >>>> > > > correct?
> >>>> > > > > > > > >> > >> >> > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > BTW - I believe the C# alignment
> changes are
> >>>> > > > > ready to be
> >>>> > > > > > > > >> > >> merged into
> >>>> > > > > > > > >> > >> >> > > > the alignment branch -
> >>>> > > > > > > > >> > >> https://github.com/apache/arrow/pull/5280/
> >>>> > > > > > > > >> > >> >> > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > Eric
> >>>> > > > > > > > >> > >> >> > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > -----Original Message-----
> >>>> > > > > > > > >> > >> >> > > > > > From: Micah Kornfield <
> emkornfi...@gmail.com>
> >>>> > > > > > > > >> > >> >> > > > > > Sent: Tuesday, September 10, 2019
> 10:24 PM
> >>>> > > > > > > > >> > >> >> > > > > > To: Wes McKinney <
> wesmck...@gmail.com>
> >>>> > > > > > > > >> > >> >> > > > > > Cc: dev <dev@arrow.apache.org>;
> niki.lj <
> >>>> > > > > niki...@aliyun.com>
> >>>> > > > > > > > >> > >> >> > > > > > Subject: Re: Timeline for 0.15.0
> release
> >>>> > > > > > > > >> > >> >> > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > I should have a little more
> bandwidth to help
> >>>> > > > > with some of
> >>>> > > > > > > > >> > >> the
> >>>> > > > > > > > >> > >> >> > > > packaging starting tomorrow and going
> into the
> >>>> > > > > weekend.
> >>>> > > > > > > > >> > >> >> > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > On Tuesday, September 10, 2019,
> Wes McKinney <
> >>>> > > > > > > > >> > >> wesmck...@gmail.com>
> >>>> > > > > > > > >> > >> >> > > > wrote:
> >>>> > > > > > > > >> > >> >> > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > > Hi folks,
> >>>> > > > > > > > >> > >> >> > > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > > With the state of nightly
> packaging and
> >>>> > > > > integration builds
> >>>> > > > > > > > >> > >> things
> >>>> > > > > > > > >> > >> >> > > > > > > aren't looking too good for
> being in release
> >>>> > > > > readiness by
> >>>> > > > > > > > >> > >> the end
> >>>> > > > > > > > >> > >> >> > > of
> >>>> > > > > > > > >> > >> >> > > > > > > this week but maybe I'm wrong.
> I'm planning
> >>>> > > > > to be working
> >>>> > > > > > > > >> > >> to close
> >>>> > > > > > > > >> > >> >> > > as
> >>>> > > > > > > > >> > >> >> > > > > > > many issues as I can and also to
> help with
> >>>> > > > > the ongoing
> >>>> > > > > > > > >> > >> alignment
> >>>> > > > > > > > >> > >> >> > > > fixes.
> >>>> > > > > > > > >> > >> >> > > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > > Wes
> >>>> > > > > > > > >> > >> >> > > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > > On Thu, Sep 5, 2019, 11:07 PM
> Micah
> >>>> > > > Kornfield
> >>>> > > > > <
> >>>> > > > > > > > >> > >> >> > > emkornfi...@gmail.com
> >>>> > > > > > > > >> > >> >> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > > wrote:
> >>>> > > > > > > > >> > >> >> > > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >> Just for reference [1] has a
> dashboard of
> >>>> > > > > the current
> >>>> > > > > > > > >> > >> issues:
> >>>> > > > > > > > >> > >> >> > > > > > >>
> >>>> > > > > > > > >> > >> >> > > > > > >>
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >>
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcwi
> >>>> > > > > > > > >> > >> >> > > > > > >> ki.apache.org
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > %2Fconfluence%2Fdisplay%2FARROW%2FArrow%2B0.15.0%2BRelea
> >>>> > > > > > > > >> > >> >> > > > > > >>
> se&amp;data=02%7C01%7CEric.Erhardt%
> >>>> > > > > 40microsoft.com
> >>>> > > > > > > > >> > >> >> > > > %7Ccbead81a42104034
> >>>> > > > > > > > >> > >> >> > > > > > >>
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >>
> >>>> > > > >
> a4f308d736678a45%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C6370376
> >>>> > > > > > > > >> > >> >> > > > > > >>
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >>
> >>>> > > > >
> 90648216338&amp;sdata=0Upux3i%2B9X6f8uanGKSGM5VYxR6c2ADWrxSPi1%2FgbH4
> >>>> > > > > > > > >> > >> >> > > > > > >> %3D&amp;reserved=0
> >>>> > > > > > > > >> > >> >> > > > > > >>
> >>>> > > > > > > > >> > >> >> > > > > > >> On Thu, Sep 5, 2019 at 3:43 PM
> Wes
> >>>> > > > McKinney <
> >>>> > > > > > > > >> > >> wesmck...@gmail.com>
> >>>> > > > > > > > >> > >> >> > > > wrote:
> >>>> > > > > > > > >> > >> >> > > > > > >>
> >>>> > > > > > > > >> > >> >> > > > > > >>> hi all,
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> >>>> > > > > > > > >> > >> >> > > > > > >>> It doesn't seem like we're
> going to be in
> >>>> > > > a
> >>>> > > > > position to
> >>>> > > > > > > > >> > >> release
> >>>> > > > > > > > >> > >> >> > > at
> >>>> > > > > > > > >> > >> >> > > > > > >>> the beginning of next week. I
> hope that
> >>>> > > > one
> >>>> > > > > more week of
> >>>> > > > > > > > >> > >> work (or
> >>>> > > > > > > > >> > >> >> > > > > > >>> less) will be enough to get us
> there.
> >>>> > > > Aside
> >>>> > > > > from merging
> >>>> > > > > > > > >> > >> the
> >>>> > > > > > > > >> > >> >> > > > > > >>> alignment changes, we need to
> make sure
> >>>> > > > > that our
> >>>> > > > > > > > >> > >> packaging jobs
> >>>> > > > > > > > >> > >> >> > > > > > >>> required for the release
> candidate are all
> >>>> > > > > working.
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> >>>> > > > > > > > >> > >> >> > > > > > >>> If folks could remove issues
> from the
> >>>> > > > > 0.15.0 backlog
> >>>> > > > > > > > >> > >> that they
> >>>> > > > > > > > >> > >> >> > > > don't
> >>>> > > > > > > > >> > >> >> > > > > > >>> think they will finish by end
> of next week
> >>>> > > > > that would
> >>>> > > > > > > > >> > >> help focus
> >>>> > > > > > > > >> > >> >> > > > > > >>> efforts (there are currently
> 78 issues in
> >>>> > > > > 0.15.0 still).
> >>>> > > > > > > > >> > >> I am
> >>>> > > > > > > > >> > >> >> > > > > > >>> looking to tackle a few small
> features
> >>>> > > > > related to
> >>>> > > > > > > > >> > >> dictionaries
> >>>> > > > > > > > >> > >> >> > > > while
> >>>> > > > > > > > >> > >> >> > > > > > >>> the release window is still
> open.
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> >>>> > > > > > > > >> > >> >> > > > > > >>> - Wes
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> >>>> > > > > > > > >> > >> >> > > > > > >>> On Tue, Aug 27, 2019 at 3:48
> PM Wes
> >>>> > > > > McKinney <
> >>>> > > > > > > > >> > >> >> > > wesmck...@gmail.com>
> >>>> > > > > > > > >> > >> >> > > > > > >>> wrote:
> >>>> > > > > > > > >> > >> >> > > > > > >>> >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > hi,
> >>>> > > > > > > > >> > >> >> > > > > > >>> >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > I think we should try to
> release the
> >>>> > > > week
> >>>> > > > > of September
> >>>> > > > > > > > >> > >> 9, so
> >>>> > > > > > > > >> > >> >> > > > > > >>> > development work should be
> completed by
> >>>> > > > > end of next
> >>>> > > > > > > > >> > >> week.
> >>>> > > > > > > > >> > >> >> > > > > > >>> >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > Does that seem reasonable?
> >>>> > > > > > > > >> > >> >> > > > > > >>> >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > I plan to get up a patch for
> the
> >>>> > > > protocol
> >>>> > > > > alignment
> >>>> > > > > > > > >> > >> changes for
> >>>> > > > > > > > >> > >> >> > > > > > >>> > C++ in the next couple of
> days -- I
> >>>> > > > think
> >>>> > > > > that getting
> >>>> > > > > > > > >> > >> the
> >>>> > > > > > > > >> > >> >> > > > > > >>> > alignment work done is the
> main barrier
> >>>> > > > > to releasing.
> >>>> > > > > > > > >> > >> >> > > > > > >>> >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > Thanks
> >>>> > > > > > > > >> > >> >> > > > > > >>> > Wes
> >>>> > > > > > > > >> > >> >> > > > > > >>> >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > On Mon, Aug 19, 2019 at
> 12:25 PM Ji Liu
> >>>> > > > > > > > >> > >> >> > > > > > >>> > <niki...@aliyun.com.invalid>
> >>>> > > > > > > > >> > >> >> > > > > > >>> wrote:
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > Hi, Wes, on the java side,
> I can think
> >>>> > > > > of several
> >>>> > > > > > > > >> > >> bugs that
> >>>> > > > > > > > >> > >> >> > > > need
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > to
> >>>> > > > > > > > >> > >> >> > > > > > >>> be fixed or reminded.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > i. ARROW-6040: Dictionary
> entries are
> >>>> > > > > required in
> >>>> > > > > > > > >> > >> IPC streams
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > even
> >>>> > > > > > > > >> > >> >> > > > > > >>> when empty[1]
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > This one is under review
> now, however
> >>>> > > > > through this
> >>>> > > > > > > > >> > >> PR we find
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > that
> >>>> > > > > > > > >> > >> >> > > > > > >>> there seems a bug in java
> reading and
> >>>> > > > > writing
> >>>> > > > > > > > >> > >> dictionaries in IPC
> >>>> > > > > > > > >> > >> >> > > > > > >>> which is Inconsistent with
> spec[2] since
> >>>> > > > it
> >>>> > > > > assumes all
> >>>> > > > > > > > >> > >> >> > > > dictionaries
> >>>> > > > > > > > >> > >> >> > > > > > >>> are at the start of stream
> (see details in
> >>>> > > > > PR comments,
> >>>> > > > > > > > >> > >> and this
> >>>> > > > > > > > >> > >> >> > > > > > >>> fix may not catch up with
> version 0.15).
> >>>> > > > > @Micah Kornfield
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > ii. ARROW-1875: Write
> 64-bit ints as
> >>>> > > > > strings in
> >>>> > > > > > > > >> > >> integration
> >>>> > > > > > > > >> > >> >> > > > test
> >>>> > > > > > > > >> > >> >> > > > > > >>> JSON files[3]
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > Java side code already
> checked in,
> >>>> > > > other
> >>>> > > > > > > > >> > >> implementations
> >>>> > > > > > > > >> > >> >> > > seems
> >>>> > > > > > > > >> > >> >> > > > not.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > iii. ARROW-6202:
> OutOfMemory in
> >>>> > > > > JdbcAdapter[4]
> >>>> > > > > > > > >> > >> Caused by
> >>>> > > > > > > > >> > >> >> > > trying
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > to load all records in one
> contiguous
> >>>> > > > > batch, fixed
> >>>> > > > > > > > >> > >> >> > > > > > >>> by providing iterator API for
> iteratively
> >>>> > > > > reading in
> >>>> > > > > > > > >> > >> >> > > ARROW-6219[5].
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > Thanks,
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > Ji Liu
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > [1]
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> 2Fgithub.com%2Fapache%2Farrow%2Fpull%2F4960&amp;data=02%7C01%7CE
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > ric.Erhardt%
> 40microsoft.com
> >>>> > > > > > > > >> > >> >> > > > %7Ccbead81a42104034a4f308d736678a45%7
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637037690648216338&a
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> mp;sdata=eDF%2FAsJmVs7WjfEuNBYo%2F1TypIN44xx1TTlK6kQHZVg%3D&amp;
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > reserved=0 [2]
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > 2Farrow.apache.org
> >>>> > > > > > > > >> > >> >> > > >
> %2Fdocs%2Fipc.html&amp;data=02%7C01%7CEric.Erh
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > ardt%40microsoft.com
> >>>> > > > > > > > >> > >> >> > > >
> %7Ccbead81a42104034a4f308d736678a45%7C72f988
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> bf86f141af91ab2d7cd011db47%7C1%7C0%7C637037690648216338&amp;sdat
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> a=H0pM8bVKsOyeORDhHxLlS%2BpaS%2F5meT52wxTKmNssuMk%3D&amp;reserve
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > d=0 [3]
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > 2Fissues.apache.org
> >>>> > > > > > > > >> > >> >> > > >
> %2Fjira%2Fbrowse%2FARROW-1875&amp;data=02%7C0
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > 1%7CEric.Erhardt%
> 40microsoft.com
> >>>> > > > > > > > >> > >> >> > > > %7Ccbead81a42104034a4f308d736678
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> a45%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637037690648216
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> 338&amp;sdata=coTpuoEGhfjyOSBTagdlohOTX24DQZmtbWC0gYsDmkM%3D&amp
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > ;reserved=0 [4]
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > 2Fissues.apache.org
> >>>> > > > > > > > >> > >> >> > > >
> %2Fjira%2Fbrowse%2FARROW-6202%5B5&amp;data=02
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > %7C01%7CEric.Erhardt%
> 40microsoft.com
> >>>> > > > > > > > >> > >> >> > > > %7Ccbead81a42104034a4f308d73
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> 6678a45%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C63703769064
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> 8216338&amp;sdata=gnyUMk8cUgwc802QBLF3eAp3mznYwonlbF0qmGyzgmY%3D
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > &amp;reserved=0]
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >>
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fis
> >>>> > > > > > > > >> > >> >> > > > > > >>> sues.apache.org
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > %2Fjira%2Fbrowse%2FARROW-6219&amp;data=02%7C01%7CEric
> >>>> > > > > > > > >> > >> >> > > > > > >>> .Erhardt%40microsoft.com
> >>>> > > > > > > > >> > >> >> > > >
> %7Ccbead81a42104034a4f308d736678a45%7C72f988
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >>
> >>>> > > > >
> bf86f141af91ab2d7cd011db47%7C1%7C0%7C637037690648216338&amp;sdata=d3
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> >>>> > > > > > > > >> > >>
> >>>> > > > >
> LF%2BTeWSprASqO%2ByE4LywlsULHGcb1Iq%2F2byHrEPkY%3D&amp;reserved=0
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> ----------------------------------------------------------------
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > -- From:Wes McKinney <
> >>>> > > > > wesmck...@gmail.com> Send
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > Time:2019年8月19日(星期一) 23:03
> To:dev <
> >>>> > > > > > > > >> > >> dev@arrow.apache.org>
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > Subject:Re: Timeline for
> 0.15.0
> >>>> > > > release
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > I'm going to work some on
> organizing
> >>>> > > > > the 0.15.0
> >>>> > > > > > > > >> > >> backlog some
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > this week, if anyone wants
> to help
> >>>> > > > with
> >>>> > > > > grooming
> >>>> > > > > > > > >> > >> >> > > (particularly
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > for languages other than
> C++/Python
> >>>> > > > > where I'm
> >>>> > > > > > > > >> > >> focusing) that
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > would be helpful. There
> have been
> >>>> > > > > almost 500 JIRA
> >>>> > > > > > > > >> > >> issues
> >>>> > > > > > > > >> > >> >> > > opened
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > since the
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > 0.14.0 release, so we
> should make sure
> >>>> > > > > to check
> >>>> > > > > > > > >> > >> whether
> >>>> > > > > > > > >> > >> >> > > there's
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > any regressions or other
> serious bugs
> >>>> > > > > that we should
> >>>> > > > > > > > >> > >> try to
> >>>> > > > > > > > >> > >> >> > > fix
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > for 0.15.0.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > On Thu, Aug 15, 2019 at
> 6:23 PM Wes
> >>>> > > > > McKinney
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > <wesmck...@gmail.com>
> >>>> > > > > > > > >> > >> >> > > > > > >>> wrote:
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > The Windows wheel issue
> in 0.14.1
> >>>> > > > > seems to be
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > F%2Fissues.apache.org
> >>>> > > > > > > > >> > >> >> > > >
> %2Fjira%2Fbrowse%2FARROW-6015&amp;data=02
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > %7C01%7CEric.Erhardt%
> >>>> > > > 40microsoft.com
> >>>> > > > > > > > >> > >> >> > > > %7Ccbead81a42104034a4f308d
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > 736678a45%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C6370376
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > 90648216338&amp;sdata=D9lqHR16oRAFlPaIrcXq3UtW%2BLuJQW1u0Gom2u
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > WEWg0%3D&amp;reserved=0
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > I think the root cause
> could be the
> >>>> > > > > Windows
> >>>> > > > > > > > >> > >> changes in
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > F%2Fgithub.com%2Fapache%2Farrow%2Fcommit%2F&amp;data=02%7C01%7
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > CEric.Erhardt%
> 40microsoft.com
> >>>> > > > > > > > >> > >> >> > > > %7Ccbead81a42104034a4f308d736678a
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > 45%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C63703769064821
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > 6338&amp;sdata=iPmFB%2BncIbmvp5D31vjB4A2KyuMP%2B83Vp7%2BDiOxvl
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > bs%3D&amp;reserved=0
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> 223ae744cc2a12c60cecb5db593263a03c13f85a
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > I would be appreciative
> if a
> >>>> > > > > volunteer would look
> >>>> > > > > > > > >> > >> into what
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > was
> >>>> > > > > > > > >> > >> >> > > > > > >>> wrong
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > with the 0.14.1 wheels
> on Windows.
> >>>> > > > > Otherwise
> >>>> > > > > > > > >> > >> 0.15.0 Windows
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > wheels will be broken,
> too
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > The bad wheels can be
> found at
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > >
> https://nam06.safelinks.protection.outlook.com/?url=https%3A%2
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > F%2Fbintray.com%2Fapache%2Farrow%2Fpython%23files%2Fpython%252
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > F0.14.1&amp;data=02%7C01%7CEric.Erhardt%
> >>>> > > > > > > > >> > >> 40microsoft.com
> >>>> > > > > > > > >> > >> >> > > > %7Ccbea
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > d81a42104034a4f308d736678a45%7C72f988bf86f141af91ab2d7cd011db4
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > 7%7C1%7C0%7C637037690648216338&amp;sdata=vZzx4HNS9qp2UWhFagqfJ
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > zbY%2BGzwspH1TO3wdfrbA6Y%3D&amp;reserved=0
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > On Thu, Aug 15, 2019 at
> 1:28 PM
> >>>> > > > > Antoine Pitrou <
> >>>> > > > > > > > >> > >> >> > > > > > >>> solip...@pitrou.net> wrote:
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > On Thu, 15 Aug 2019
> 11:17:07 -0700
> >>>> > > > > Micah
> >>>> > > > > > > > >> > >> Kornfield
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > <emkornfi...@gmail.com>
> wrote:
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > > In C++ they are
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > > independent, we
> could have
> >>>> > > > > 32-bit array
> >>>> > > > > > > > >> > >> lengths and
> >>>> > > > > > > > >> > >> >> > > > > > >>> variable-length
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > > types with 64-bit
> offsets if
> >>>> > > > we
> >>>> > > > > wanted (we
> >>>> > > > > > > > >> > >> just
> >>>> > > > > > > > >> > >> >> > > > wouldn't
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > > be
> >>>> > > > > > > > >> > >> >> > > > > > >>> able to
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > > have a List child
> with more
> >>>> > > > > than INT32_MAX
> >>>> > > > > > > > >> > >> elements).
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > I think the point is
> we could do
> >>>> > > > > this in C++
> >>>> > > > > > > > >> > >> but we
> >>>> > > > > > > > >> > >> >> > > > don't.
> >>>> > > > > > > > >> > >> >> > > > > > >>> I'm not sure we
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > would have
> introduced the
> >>>> > > > "Large"
> >>>> > > > > types if we
> >>>> > > > > > > > >> > >> did.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > 64-bit offsets take
> twice as much
> >>>> > > > > space as 32-bit
> >>>> > > > > > > > >> > >> >> > > offsets,
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > so if
> >>>> > > > > > > > >> > >> >> > > > > > >>> you're
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > storing lots of
> small-ish lists or
> >>>> > > > > strings,
> >>>> > > > > > > > >> > >> 32-bit
> >>>> > > > > > > > >> > >> >> > > offsets
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > are preferrable.  So
> even with
> >>>> > > > > 64-bit array
> >>>> > > > > > > > >> > >> lengths from
> >>>> > > > > > > > >> > >> >> > > > the
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > start
> >>>> > > > > > > > >> > >> >> > > > > > >>> it would
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > still be beneficial to
> have types
> >>>> > > > > with 32-bit
> >>>> > > > > > > > >> > >> offsets.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > Going with the
> limited address
> >>>> > > > > space in Java
> >>>> > > > > > > > >> > >> and
> >>>> > > > > > > > >> > >> >> > > calling
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > it a
> >>>> > > > > > > > >> > >> >> > > > > > >>> reference
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > implementation seems
> suboptimal.
> >>>> > > > > If a consumer
> >>>> > > > > > > > >> > >> uses a
> >>>> > > > > > > > >> > >> >> > > > "Large"
> >>>> > > > > > > > >> > >> >> > > > > > >>> type
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > presumably it is
> because they
> >>>> > > > > need the ability
> >>>> > > > > > > > >> > >> to store
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > more
> >>>> > > > > > > > >> > >> >> > > > > > >>> than INT32_MAX
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > child elements in a
> column,
> >>>> > > > > otherwise it is
> >>>> > > > > > > > >> > >> just
> >>>> > > > > > > > >> > >> >> > > wasting
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > space
> >>>> > > > > > > > >> > >> >> > > > > > >>> [1].
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > Probably. Though if
> the individual
> >>>> > > > > elements
> >>>> > > > > > > > >> > >> (lists or
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > strings)
> >>>> > > > > > > > >> > >> >> > > > > > >>> are
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > large, not much space
> is wasted in
> >>>> > > > > proportion,
> >>>> > > > > > > > >> > >> so it may
> >>>> > > > > > > > >> > >> >> > > be
> >>>> > > > > > > > >> > >> >> > > > > > >>> simpler in
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > such a case to always
> create a
> >>>> > > > > "Large" type
> >>>> > > > > > > > >> > >> array.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > [1] I suppose
> theoretically
> >>>> > > > there
> >>>> > > > > might be some
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > performance
> >>>> > > > > > > > >> > >> >> > > > > > >>> benefits on
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > > 64-bit architectures
> to using
> >>>> > > > the
> >>>> > > > > native word
> >>>> > > > > > > > >> > >> sizes.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > Concretely, common
> 64-bit
> >>>> > > > > architectures don't do
> >>>> > > > > > > > >> > >> that, as
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > 32-bit
> >>>> > > > > > > > >> > >> >> > > > > > >>> is an
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > extremely common
> integer size even
> >>>> > > > > in
> >>>> > > > > > > > >> > >> high-performance
> >>>> > > > > > > > >> > >> >> > > > code.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > Regards
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > > Antoine.
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > > > >
> >>>> > > > > > > > >> > >> >> > > > > > >>> > >
> >>>> > > > > > > > >> > >> >> > > > > > >>>
> >>>> > > > > > > > >> > >> >> > > > > > >>
> >>>> > > > > > > > >> > >> >> > > >
> >>>> > > > > > > > >> > >> >> > >
> >>>> > > > > > > > >> > >>
> >>>> > > > > > > > >> > >
> >>>> > > > >
> >>>> > > >
>

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