Thank you for reporting the issues and putting in the fixes Fokko and
André.

We also identified a correctness issue with applying positional deletes on
merge-on-read tables that I think also must be included into this release.
Here's the PR that resolves the issue:
https://github.com/apache/iceberg-python/pull/1026

Sung

On Thu, Aug 8, 2024 at 9:29 AM André Luis Anastácio
<ndrl...@proton.me.invalid> wrote:

> I fixed an overwrite error that, I think, would be good to include in the
> 0.7.1 release https://github.com/apache/iceberg-python/pull/1023
>
> André Anastácio
>
> On Thursday, August 8th, 2024 at 4:29 AM, Fokko Driesprong <
> fo...@apache.org> wrote:
>
> Thanks everyone for the input here, and I agree that the aforementioned
> #995 <https://github.com/apache/iceberg-python/pull/995/> and #997
> <https://github.com/apache/iceberg-python/pull/997/> by Sung, and #526
> <https://github.com/apache/iceberg-python/pull/526> by André would also
> be good to include (I've added the milestone there). I have two minor ones
> that are also good candidates to add to 0.7.1:
>
>    - Allow setting <http://goog_2004148629>write.parquet.row-group-limit
>    <https://github.com/apache/iceberg-python/pull/1016>
>    - Allow setting <http://goog_2004148635>write.parquet.page-row-limit
>    <https://github.com/apache/iceberg-python/pull/1017>
>
> Kind regards,
> Fokko
>
>
> Op di 6 aug 2024 om 21:17 schreef André Luis Anastácio
> <ndrl...@proton.me.invalid>:
>
>> What do you think about adding the fix that excludes PyIceberg support
>> for Python 3.9.7 in the 0.7.1 release?[1] It already doesn't work, so this
>> is just to avoid any new issues.
>>
>> - [1]: https://github.com/apache/iceberg-python/pull/526
>>
>> André Anastácio
>>
>>
>> On Tuesday, August 6th, 2024 at 4:06 PM, Sung Yun <sun...@apache.org>
>> wrote:
>>
>> > Sounds good folks! Thank you for sharing your thoughts. We'll work on
>> getting the patch release out, and continue the discussion on upgrading the
>> PyArrow version to 17.0.0 in time for 0.8.0 release.
>> >
>> > Just adding these two more fixes that were introduced that I think we
>> should pull into the patch release. These were added to the GitHub
>> milestone for 0.7.1, but just cross posting here for awareness:
>> >
>> > - Table scan fails when result is empty:
>> https://github.com/apache/iceberg-python/pull/997
>> > - Fix RestCatalog ListNamespace to correctly make use of the expected
>> Rest Catalog response: https://github.com/apache/iceberg-python/pull/997
>> >
>> > Sung
>> >
>> > On 2024/08/06 18:29:50 Kevin Liu wrote:
>> >
>> > > > Typically we only push patches into the minor versions, we could
>> also go
>> > > > to version 0.8.0 immediately.
>> > >
>> > > The issues above sound like patches to me, fixing issues discovered
>> during
>> > > the 0.7.0 release. Is there a reason to move to 0.8.0?
>> > >
>> > > > I'm still on the fence regarding 17.0.0 upgrade. There are clear
>> > > > functional upsides, but I feel that constraining PyIceberg to just
>> one
>> > > > published version would make the adoption of PyIceberg difficult
>> for our
>> > > > users.
>> > >
>> > > +1 on this concern. Is it possible to make the Arrow 17.0.0 upgrade
>> > > optional first? So that folks who want the upgrade can test it out.
>> > >
>> > > Thanks,
>> > > Kevin Liu
>> > >
>> > > On Fri, Aug 2, 2024 at 11:33 AM Sung Yun sun...@apache.org wrote:
>> > >
>> > > > Hi Fokko,
>> > > >
>> > > > That makes sense, thank you for the suggestion! The issue was quite
>> severe
>> > > > for us that we had to fork the repo and have a fix ourselves in
>> order to
>> > > > run PyIceberg without our applications going OOM. So I think there
>> will be
>> > > > value in getting the proposed config property out as early as
>> possible for
>> > > > the larger community.
>> > > >
>> > > > I'm still on the fence regarding 17.0.0 upgrade. There are clear
>> > > > functional upsides, but I feel that constraining PyIceberg to just
>> one
>> > > > published version would make the adoption of PyIceberg difficult
>> for our
>> > > > users. Users writing new applications won't have trouble with it,
>> but users
>> > > > intending to use PyIceberg in an existing application may have to
>> upgrade
>> > > > their PyArrow versions which could be a deterrent (or a welcome
>> nudge).
>> > > > Would it be worth starting that discussion on a separate thread?
>> > > >
>> > > > Sung
>> > > >
>> > > > On 2024/08/02 17:57:17 Fokko Driesprong wrote:
>> > > >
>> > > > > Hey Sung,
>> > > > >
>> > > > > Typically we only push patches into the minor versions, we could
>> also go
>> > > > > to
>> > > > > version 0.8.0 immediately.
>> > > > >
>> > > > > Regarding the memory consumption, thanks for putting those numbers
>> > > > > together! I would also love to get #929
>> > > > > https://github.com/apache/iceberg-python/pull/929, so we can
>> push down
>> > > > > the large/small type to PyArrow (only for to_arrow), and apply
>> #986
>> > > > > https://github.com/apache/iceberg-python/pull/986 on top if you
>> want
>> > > > > to
>> > > > > force it to either small or large types.
>> > > > >
>> > > > > WDYT?
>> > > > >
>> > > > > Kind regards,
>> > > > > Fokko
>> > > > >
>> > > > > Op vr 2 aug 2024 om 19:46 schreef Sung Yun sun...@apache.org:
>> > > > >
>> > > > > > Hi folks,
>> > > > > >
>> > > > > > We identified inefficient memory usage hikes with the current
>> way of
>> > > > > > upcasting pyarrow types to large_<type> on read, when reading
>> tables
>> > > > > > with
>> > > > > > certain characteristics. A detailed set of example benchmarks
>> of this
>> > > > > > issue
>> > > > > > is on the google document linked on PR #986:
>> > > > > > https://github.com/apache/iceberg-python/pull/986
>> > > > > >
>> > > > > > The proposed solution introduces a config to override this
>> behavior to
>> > > > > > use
>> > > > > > small types instead, and I'd like to add this into the patch
>> release to
>> > > > > > give users better control over their memory usage.
>> > > > > >
>> > > > > > Also, this is just a gentle reminder that this DISCUSS thread
>> is still
>> > > > > > open for any new issues that are identified from 0.7.0 release,
>> that we
>> > > > > > should fix in the patch release.
>> > > > > >
>> > > > > > Thank you,
>> > > > > > Sung
>> > > > > >
>> > > > > > On 2024/07/30 23:57:04 Sung Yun wrote:
>> > > > > >
>> > > > > > > Hi folks,
>> > > > > > >
>> > > > > > > We are starting to compile the list of issues to fix and port
>> into
>> > > > > > > the
>> > > > > > > 0.7.1 release.
>> > > > > > >
>> > > > > > > The current list of known issues is as follows:
>> > > > > > >
>> > > > > > > Fix pydantic warning on table commit: #972
>> > > > > > > https://github.com/apache/iceberg-python/pull/972 (thanks
>> for the
>> > > > > > > quick
>> > > > > > > fix ndrluis!)
>> > > > > > > Issue when rewriting an unpartitioned table: #979
>> > > > > > > https://github.com/apache/iceberg-python/issues/979
>> > > > > > > Issue when evolving and writing in the same transaction: #980
>> > > > > > > https://github.com/apache/iceberg-python/issues/980
>> > > > > > >
>> > > > > > > Please feel free to respond to this thread with any issues
>> that
>> > > > > > > should be
>> > > > > > > tracked for the patch release.
>> > > > > > >
>> > > > > > > Thank you!
>> > > > > > > Sung
>>
>
>

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