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 <[email protected]> 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 <[email protected]> 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 <[email protected]> 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 <[email protected]> >> 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 <[email protected]> >> 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 <[email protected]> >> 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 <[email protected]> >> 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 < >> [email protected] >>>>>> >>>>>>> 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 <[email protected]> >>>>> 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 < >>>>>> [email protected]> >>>>>>>>> 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 < >>>>> [email protected]> >>>>>>>>> wrote: >>>>>>>>>> >>>>>>>>>>> +1 for the online meeting, nice idea ~ >>>>>>>>>>> >>>>>>>>>>> Best, >>>>>>>>>>> Danny Chan >>>>>>>>>>> 在 2020年10月22日 +0800 PM5:58，JiaTao Tao <[email protected] >>>>>> ，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 <[email protected]> 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 < >>>>>>> [email protected]> >>>>>>>>>>> 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 < >>>>>>>>>>>>>> [email protected]> 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 < >>>>>>>>>>> [email protected]> >>>>>>>>>>>>>>> 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 >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>
