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From Павлухин Иван <vololo...@gmail.com>
Subject Re: [Question] Apache Calcite integration
Date Sun, 01 Sep 2019 21:32:00 GMT
Josh, James,

Many thanks for your feedback.

2019-08-24 9:12 GMT+11:00, James Taylor <jamestaylor@apache.org>:
> To add to what Josh mentioned, the biggest hurdle was getting
> Phoenix+Calcite to function *exactly* the same as current Phoenix. Without
> this, it would be difficult to get users to migrate and it was clear we
> didn't have the bandwidth to maintain two different code bases. If Phoenix
> was being started from scratch, I'd definitely advocate that it be build it
> on top of Calcite.
>
>
> On Thu, Aug 22, 2019 at 8:18 AM Josh Elser <elserj@apache.org> wrote:
>
>> No, the effort has effectively stalled.
>>
>> It was a significant undertaking to get to where the Calcite integration
>> was left, but, more importantly, required significantly more efforts to
>> complete it than were available.
>>
>> I would assume that there is more that what exists today would still be
>> generally applicable, but would require efforts to rebase.
>>
>> On 8/20/19 6:44 AM, Павлухин Иван wrote:
>> > Hi Phoenix developers,
>> >
>> > It would be really great if you can shed a light on a current state of
>> > Calcite integration in Phoenix.
>> >
>> > Currently we are considering Calcite for a new SQL engine in Apache
>> > Ignite. And I feel that Phoenix experience might be extremely
>> > relevant. I found that a great effort was put on Calcite integration
>> > by Phoenix developers, I found a JIRA issue [1] and a related git
>> > branch. But as I understood it was not integrated into master branch.
>> > So, the questions:
>> > 1. Is there an active development of Calcite integration? Otherwise
>> > why was it stopped?
>> > 2. Are there any blockers for integrating Calcite? Or any significant
>> > downsides? (From the first glance Calcite looks as the best library
>> > for implementing SQL in a system written in Java).
>> >
>> > Thank you in advance!
>> >
>> > [1] https://issues.apache.org/jira/browse/PHOENIX-1488
>> >
>>
>


-- 
Best regards,
Ivan Pavlukhin

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