I agree with Lincoln about the experimental features.

Some of these configurations do not even have proper implementation,
take 'table.exec.range-sort.enabled' as an example, there was a
discussion[1] about it before.

[1] https://lists.apache.org/thread/q5h3obx36pf9po28r0jzmwnmvtyjmwdr

Lincoln Lee <lincoln.8...@gmail.com> 于2024年5月20日周一 12:01写道:
>
> Hi Jane,
>
> Thanks for the proposal!
>
> +1 for the changes except for these annotated as experimental ones.
>
> For the options annotated as experimental,
>
> +1 for the moving of IncrementalAggregateRule & RelNodeBlock.
>
> For the rest of the options, there are some suggestions:
>
> 1. for the batch related parameters, it's recommended to either delete
> them (leaving the necessary defaults value in place) or leave them as they
> are. Including:
> FlinkRelMdRowCount
> FlinkRexUtil
> BatchPhysicalSortRule
> JoinDeriveNullFilterRule
> BatchPhysicalJoinRuleBase
> BatchPhysicalSortMergeJoinRule
>
> What I understand about the history of these options is that they were once
> used for fine
> tuning for tpc testing, and the current flink planner no longer relies on
> these internal
> options when testing tpc[1]. In addition, these options are too obscure for
> SQL users,
> and some of them are actually magic numbers.
>
> 2. Regarding the options in HashAggCodeGenerator, since this new feature
> has gone
> through a couple of release cycles and could be considered for
> PublicEvolving now,
> cc @Ron Liu <ron9....@gmail.com>  WDYT?
>
> 3. Regarding WindowEmitStrategy, IIUC it is currently unsupported on TVF
> window, so
> it's recommended to keep it untouched for now and follow up in
> FLINK-29692[2]. cc @Xuyang <xyzhong...@163.com>
>
> [1]
> https://github.com/ververica/flink-sql-benchmark/blob/master/tools/common/flink-conf.yaml
> [2] https://issues.apache.org/jira/browse/FLINK-29692
>
>
> Best,
> Lincoln Lee
>
>
> Yubin Li <lyb5...@gmail.com> 于2024年5月17日周五 10:49写道:
>
> > Hi Jane,
> >
> > Thank Jane for driving this proposal !
> >
> > This makes sense for users, +1 for that.
> >
> > Best,
> > Yubin
> >
> > On Thu, May 16, 2024 at 3:17 PM Jark Wu <imj...@gmail.com> wrote:
> > >
> > > Hi Jane,
> > >
> > > Thanks for the proposal. +1 from my side.
> > >
> > >
> > > Best,
> > > Jark
> > >
> > > On Thu, 16 May 2024 at 10:28, Xuannan Su <suxuanna...@gmail.com> wrote:
> > >
> > > > Hi Jane,
> > > >
> > > > Thanks for driving this effort! And +1 for the proposed changes.
> > > >
> > > > I have one comment on the migration plan.
> > > >
> > > > For options to be moved to another module/package, I think we have to
> > > > mark the old option deprecated in 1.20 for it to be removed in 2.0,
> > > > according to the API compatibility guarantees[1]. We can introduce the
> > > > new option in 1.20 with the same option key in the intended class.
> > > > WDYT?
> > > >
> > > > Best,
> > > > Xuannan
> > > >
> > > > [1]
> > > >
> > https://nightlies.apache.org/flink/flink-docs-master/docs/ops/upgrading/#api-compatibility-guarantees
> > > >
> > > >
> > > >
> > > > On Wed, May 15, 2024 at 6:20 PM Jane Chan <qingyue....@gmail.com>
> > wrote:
> > > > >
> > > > > Hi all,
> > > > >
> > > > > I'd like to start a discussion on FLIP-457: Improve Table/SQL
> > > > Configuration
> > > > > for Flink 2.0 [1]. This FLIP revisited all Table/SQL configurations
> > to
> > > > > improve user-friendliness and maintainability as Flink moves toward
> > 2.0.
> > > > >
> > > > > I am looking forward to your feedback.
> > > > >
> > > > > Best regards,
> > > > > Jane
> > > > >
> > > > > [1]
> > > > >
> > > >
> > https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=307136992
> > > >
> >



-- 

Best,
Benchao Li

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