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Re: Contribution on TUMBLE Implementation! I have implemented it and I wonder if I can contribute it

Just curious, can you explain what the TUMBLE function is? There is already
a TUMBLE function in Calcite for streaming queries (

On Wed, May 2, 2018 at 5:53 PM, Francis Chuang <francischuang@xxxxxxxxxx>

> I forgot to mention in my last message, but please also include the JIRA
> case number in the commit message. For example [CALCITE-1234] Implement
> TUMBLE ...
> Best,
> Francis
> On 3/05/2018 10:41 AM, Gia Thuan Lam wrote:
>> Dear Calcite Administrators,
>> my name is Lam Gia Thuan, a CS student in Germany. I recently got to
>> work with Calcite for embedding SQL into Java and I realized that many
>> of Calcite examples were not working at all. Among them is TUMBLE, the
>> function I need but unfortunately, not working since there is no
>> implementation.
>> I have written a mail to ask about it but never got a reply, so I have
>> decided that i should implement it myself. At the moment, I already
>> implemented it, so I wonder if it is possible for me to submit this
>> contribution. I want to commit it so that if a new version of Calcite
>> is released, I will not need to change the implementation anymore.
>> If it is possible, could you please tell me how I should do it.
>> Thank you for creating Calcite. I am looking forward to hearing from you.
>> Informatikstudent an der FH Frankfurt

"So you have to trust that the dots will somehow connect in your future."