I can give a talk “Implementing spatial queries using algebra rewrites”, 20 minutes.
But if that makes the meetup too long, I am equally happy to postpone the talk. How about scheduling another meetup in say April? Julian > On Dec 31, 2020, at 3:10 AM, Stamatis Zampetakis <zabe...@gmail.com> wrote: > > I just published the event on Meetup [1]. > > The agenda is not yet finalized so if there are people who would like to > give a talk or add/remove things from the agenda please reply to this > thread. > > Best, > Stamatis > > [1] https://www.meetup.com/Apache-Calcite/events/275461117/ > >> On Mon, Nov 30, 2020 at 12:37 AM Rui Wang <amaliu...@apache.org> wrote: >> >> Title: event timestamp semantic based streaming SQL >> Abstract: this talk will cover in Calcite Streaming SQL case, how to reason >> data completeness in terms of event timestamp semantic and how to control >> materialization latency given unbounded input data (in Calcite roadmap but >> not implemented yet). >> >> Duration: 20~30 mins >> >>> On Tue, Nov 24, 2020 at 8:56 AM Slim Bouguerra <bs...@apache.org> wrote: >>> >>> this is a great idea thanks @Statmatis looking forward to learning more >>> about Calcite especially the Streaming work. >>> >>>> On Mon, Nov 23, 2020 at 2:19 PM Rui Wang <amaliu...@apache.org> wrote: >>> >>>> Sorry for the late reply Statmatis. I have recently been pretty busy on >>>> work as it is approaching the end of the year. >>>> >>>> The time in [1] works perfectly for me. I will share the abstract and >>>> expected duration soon (should within this week). >>>> >>>> >>>> -Rui >>>> >>>> On Fri, Nov 20, 2020 at 2:11 AM Stamatis Zampetakis <zabe...@gmail.com >>> >>>> wrote: >>>> >>>>> That would be great Vineet! >>>>> >>>>> @Julian, @Rui, @Vineet: >>>>> Can you share a small abstract (2-3 sentences) and expected duration? >>>>> Can you check if the date/times proposed previously [1] work for you. >>> If >>>>> not feel free to propose another slot. >>>>> >>>>> Best, >>>>> Stamatis >>>>> >>>>> [1] https://s.apache.org/uhrzo >>>>> >>>>> On Thu, Nov 19, 2020 at 6:18 PM Vineet Garg <vg...@apache.org> >> wrote: >>>>> >>>>>> I think this is a great idea. +1 for the online meetup. >>>>>> >>>>>> If there are slots left I can also talk about how Hive leverages >>>> Calcite >>>>> to >>>>>> do query optimization. >>>>>> >>>>>> -Vineet >>>>>> >>>>>> On Fri, Nov 6, 2020 at 7:21 AM Stamatis Zampetakis < >>> zabe...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> Let's try to fix the date/time and tentative agenda so that we >> can >>>> add >>>>>> some >>>>>>> information on meetup [1]. >>>>>>> >>>>>>> So far we have three presenters, Julian, Rui, and myself. We can >>>> start >>>>>> like >>>>>>> that and if in the process there are more people interested to >>> give a >>>>>> small >>>>>>> talk we can update the program. >>>>>>> >>>>>>> Let's try to get a date in the last two weeks of January to give >>> us a >>>>> bit >>>>>>> more time to prepare. Personally, I don't have a preference for >>> that >>>>>> being >>>>>>> a business day or not and I am in UTC+1. >>>>>>> For instance, how do you feel about Wednesday, 20 January 2021, >>>>> 18:00:00 >>>>>> to >>>>>>> 21:00 UTC+1 [2] ? >>>>>>> >>>>>>> As soon as we have a rough estimate on the number of attendees we >>> can >>>>>> also >>>>>>> decide which platform to use for the event. >>>>>>> >>>>>>> Even if the number of participants ends up being low, having new >>>>>>> material for our website is still a plus. >>>>>>> >>>>>>> Best, >>>>>>> Stamatis >>>>>>> >>>>>>> [1] https://www.meetup.com/Apache-Calcite/ >>>>>>> [2] https://s.apache.org/uhrzo >>>>>>> >>>>>>> Tentative Agenda >>>>>>> >>>>>>> Title: An introduction to query processing & Apache Calcite >>>>>>> Speaker: Stamatis Zampetakis >>>>>>> Duration: 50min >>>>>>> Abstract: >>>>>>> In this talk, I will go over some basic notions around query >>>> processors >>>>>> and >>>>>>> demonstrate how they map to concepts in Calcite. >>>>>>> I will start with some simple use-cases and show how from Java >> code >>>> we >>>>>> can >>>>>>> go to relational algebra and SQL, explaining the importance of a >>>>>>> declarative language and the role of a query processing >> framework. >>>>>>> Then, I will focus on the query processor, illustrating the >> general >>>>>>> architecture and the main components of Apache Calcite. >>>>>>> After a simple end to end example of the different modules, I >> will >>>>>> perform >>>>>>> a live coding session demonstrating how we can put together the >>> main >>>>>>> components of Calcite to build a simple query processor for >>> in-memory >>>>>>> data. >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Thu, Oct 22, 2020 at 12:07 PM Danny Chan < >> yuzhao....@gmail.com> >>>>>> wrote: >>>>>>> >>>>>>>> +1 for the online meeting, nice idea ~ >>>>>>>> >>>>>>>> Best, >>>>>>>> Danny Chan >>>>>>>> 在 2020年10月22日 +0800 PM5:58，JiaTao Tao <taojia...@gmail.com >>> ，写道： >>>>>>>>> I think it's a nice idea, hope to hear Julian's topic about >>>>>> lattice/mv, >>>>>>>> we >>>>>>>>> have a big demand on this and want to learn more. >>>>>>>>> >>>>>>>>> >>>>>>>>> Regards! >>>>>>>>> >>>>>>>>> Aron Tao >>>>>>>>> >>>>>>>>> >>>>>>>>> Julian Hyde <jh...@apache.org> 于2020年10月16日周五 下午12:50写道： >>>>>>>>> >>>>>>>>>> Nice idea, Stamatis. I'm happy to give a talk if people >> want >>> to >>>>>> hear >>>>>>>>>> it - possible topics include geospatial in Calcite, quick >>> intro >>>>> to >>>>>>>>>> RelBuilder, and lattices/materialized views. >>>>>>>>>> >>>>>>>>>> On Thu, Oct 15, 2020 at 10:35 AM Rui Wang < >>>> amaliu...@apache.org> >>>>>>>> wrote: >>>>>>>>>>> >>>>>>>>>>> I can give a small talk (10 to 20 mins) about changes of >>>>> Calcite >>>>>> to >>>>>>>>>> support >>>>>>>>>>> streaming. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> -Rui >>>>>>>>>>> >>>>>>>>>>> On Thu, Oct 15, 2020 at 7:19 AM Alessandro Solimando < >>>>>>>>>>> alessandro.solima...@gmail.com> wrote: >>>>>>>>>>> >>>>>>>>>>>> Hi Stamatis, >>>>>>>>>>>> that's a very nice idea, I am definitely interested in >>>>>> attending >>>>>>> a >>>>>>>>>> meetup >>>>>>>>>>>> and hearing presentations around Calcite. >>>>>>>>>>>> >>>>>>>>>>>> Best regards, >>>>>>>>>>>> Alessandro >>>>>>>>>>>> >>>>>>>>>>>> On Thu, 15 Oct 2020 at 15:09, Stamatis Zampetakis < >>>>>>>> zabe...@gmail.com> >>>>>>>>>>>> wrote: >>>>>>>>>>>> >>>>>>>>>>>>> Hi guys, >>>>>>>>>>>>> >>>>>>>>>>>>> How do you feel about participating in an online >> meetup >>>> for >>>>>>>> Calcite >>>>>>>>>> in >>>>>>>>>>>>> January 2021? >>>>>>>>>>>>> >>>>>>>>>>>>> It's been forever since we organised a Calcite meetup >>> and >>>>>> with >>>>>>>> the >>>>>>>>>>>> current >>>>>>>>>>>>> situation (pandemic) it will be almost impossible to >>> hold >>>>> one >>>>>>> in >>>>>>>>>> person >>>>>>>>>>>> in >>>>>>>>>>>>> the near future. >>>>>>>>>>>>> >>>>>>>>>>>>> Nevertheless, people now more than ever tend to >>> organise >>>>> and >>>>>>>> attend >>>>>>>>>> such >>>>>>>>>>>>> events so we could take advantage of the situation to >>>>>> exchange >>>>>>>> ideas, >>>>>>>>>>>> learn >>>>>>>>>>>>> new things, and meet each other in a more interactive >>>> way. >>>>>>>>>>>>> >>>>>>>>>>>>> We can have a few presentations and slots for open >>>>> discussion >>>>>>>> among >>>>>>>>>> us. >>>>>>>>>>>>> >>>>>>>>>>>>> The subject can be anything from something very >>> technical >>>>> to >>>>>> a >>>>>>>> very >>>>>>>>>>>> simple >>>>>>>>>>>>> presentation of an adapter, the use of calcite in a >>>>>> university >>>>>>>>>> course, in >>>>>>>>>>>>> academia, or whatever else you can imagine. >>>>>>>>>>>>> >>>>>>>>>>>>> The duration can be also flexible, ranging from a few >>>>> minutes >>>>>>> to >>>>>>>> an >>>>>>>>>> hour >>>>>>>>>>>> or >>>>>>>>>>>>> more depending on the courage of the speaker. >>>>>>>>>>>>> >>>>>>>>>>>>> I'm sure most of us have some slides here and there >>> that >>>>>> could >>>>>>>> feed a >>>>>>>>>>>> small >>>>>>>>>>>>> presentation around Calcite so let's make this >> happen! >>>>>>>>>>>>> >>>>>>>>>>>>> So are there people interested to give a talk around >>>>> Calcite? >>>>>>>>>>>>> >>>>>>>>>>>>> Personally, I can give a presentation on very basic >>> stuff >>>>> on >>>>>>>> query >>>>>>>>>>>>> optimization and Calcite showing a bit of motivation >>> and >>>>>> going >>>>>>>>>> through >>>>>>>>>>>> the >>>>>>>>>>>>> main APIs with examples and code samples. >>>>>>>>>>>>> >>>>>>>>>>>>> Apart from speakers, are there people interested in >>>>> attending >>>>>>>> such >>>>>>>>>>>> meetups? >>>>>>>>>>>>> >>>>>>>>>>>>> We can fix the date and time based on the region of >> the >>>>>>> majority. >>>>>>>>>>>>> >>>>>>>>>>>>> Best, >>>>>>>>>>>>> Stamatis >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >>
