Hi, I can share our experience with Apache Calcite integration into Hazelcast distributed SQL engine.
Regards, Vladimir Вт, 5 янв. 2021 г. в 00:48, Vineet G <vgargapa...@gmail.com>: > Hi Stamatis, > > Something has come up and unfortunately I will not be able to present the > talk. > > Vineet > > > On Jan 3, 2021, at 1:37 PM, Stamatis Zampetakis <zabe...@gmail.com> > wrote: > > > > I updated the agenda on meetup to include Julian's talk around spatial > > queries. > > > > So far we have four presentations lasting approximately 1h45 so I still > > find the duration reasonable. > > > > Of course if there are more people interested to present something we can > > schedule another meetup in April as Julian suggested. > > I am always happy to see what other people are working on and more > Calcite > > use-cases. > > > > Best, > > Stamatis > > > > On Sun, Jan 3, 2021 at 2:09 AM Julian Hyde <jhyde.apa...@gmail.com> > wrote: > > > >> In other news.... I’ll be co-presenting (with Mosha Pasumansky) a talk > >> “Open source SQL - beyond parsers: ZetaSQL and Apache Calcite” at the > >> Northwest Database Society Annual Meeting on January 29th. It’s virtual > and > >> free, but you must sign up to attend. > >> > >> Julian > >> > >> [1] https://sites.google.com/view/nwds2021 > >> > >>> On Jan 2, 2021, at 12:47 PM, Julian Hyde <jhyde.apa...@gmail.com> > wrote: > >>> > >>> 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 > >>>>>>>>>>>>>>>> > >>>>>>>>>>>>>>> > >>>>>>>>>>>>> > >>>>>>>>>>> > >>>>>>>>>> > >>>>>>>>> > >>>>>>>> > >>>>>>> > >>>>>> > >>>>> > >> > >
