Re: Why ProjectJoinTransposeRule not in Calcite default rule set.

[JiaTao Tao <ta...@gmail.com>]

This rule is used by Flink for a while(since 2019/3), so we are confident
that we can introduce it into the main optimize process.


Regards!

Aron Tao


JiaTao Tao <ta...@gmail.com> 于2020年10月27日周二 下午4:10写道：

> Hi
> I'll enable this rule and run UTs, Why I noticed this rule is because
> Flink uses it as a default rule.
>
> Regards!
>
> Aron Tao
>
>
> Chunwei Lei <ch...@gmail.com> 于2020年10月27日周二 上午10:32写道：
>
>> Note that RelOptUtil#registerDefaultRules is marked as experimental and it
>> excludes quite a few rules.
>> It might not be as perfect as expected. Feel free to improve it if needed.
>>
>>
>> Best,
>> Chunwei
>>
>>
>> On Tue, Oct 27, 2020 at 2:13 AM Rui Wang <am...@apache.org> wrote:
>>
>> > If you include "ProjectJoinTransposeRule" as a default rule, what impact
>> > will it have? Will some unit tests need to be updated?
>> >
>> >
>> > -Rui
>> >
>> > On Mon, Oct 26, 2020 at 2:14 AM Fan Liya <li...@gmail.com> wrote:
>> >
>> > > I also think the ProjectJoinTransposeRule should be included in the
>> main
>> > > optimizer process.
>> > >
>> > > Best,
>> > > Liya Fan
>> > >
>> > > On Fri, Oct 23, 2020 at 10:43 AM JiaTao Tao <ta...@gmail.com>
>> wrote:
>> > >
>> > > > This rule is only used in RelOptMaterializations#substitute, is not
>> in
>> > > > Calcite's main optimizer process(RelOptUtil#registerDefaultRules),
>> > wonder
>> > > > why, seems a common rule.
>> > > >
>> > > >
>> > > > Regards!
>> > > >
>> > > > Aron Tao
>> > > >
>> > >
>> >
>>
>