I had some off list discussion with other people expressing a preference towards regular zoom meetings for more interactivity so I guess it's worth trying it out. Let's use that in the next meetup.
Best, Stamatis PS. Thanks to all those people for their feedback On Mon, Jan 25, 2021 at 7:26 PM Stamatis Zampetakis <[email protected]> wrote: > Thanks for sharing your thoughts Michael, Julian. > > Webinar is more appropriate for a larger audience since it allows finer > control on who and when can share content [1] and it is less susceptible to > Zoom bombers. > > It is true that it might be a bit annoying to ask for permission to > talk/share content but it is not uncommon for events with more than few > (10) people. > Hosts can add panelists (people who can share audio/video/screen) before > and during the event with 1-2 clicks so I don't see any big advantage for > switching to a regular meeting. > Possibly, next time what we can do is add the people who are interested in > sharing audio/video to the panel before the event but still at request > basis. > > Finally, let me say that if somebody wants to be added as co-host at the > meetup group [2] in order to organise an event I would be very happy to add > him. > > Best, > Stamatis > > [1] > https://support.zoom.us/hc/en-us/articles/115005474943-Meeting-and-webinar-comparison > [2] https://www.meetup.com/Apache-Calcite/ > > On Mon, Jan 25, 2021 at 4:29 PM Michael Mior <[email protected]> wrote: > >> With appropriate permissions, mic interruptions are not an issue as >> the host can prevent others from unmuting themselves. I don't think >> the quality of the recording is affected either except that I'm not >> sure about having the face superimposed on slides in regular Zoom >> meeting format. (This could be a positive or negative depending on >> preferences.) >> >> I think switching to a regular Zoom meeting for general discussion >> would be great, but I don't believe it's possible to do so with the >> same link. That is, I believe everyone would have to disconnect and >> rejoin a different meeting, which would work, but interrupt the flow. >> >> -- >> Michael Mior >> [email protected] >> >> Le sam. 23 janv. 2021 à 18:32, Julian Hyde <[email protected]> a écrit : >> > >> > Michael, >> > >> > From my perspective (as a presenter) the webinar worked well. The >> > transitions between presenters were smooth, capacity seemed to be >> > good, there were no interruptions from attendees' microphones, the Q&A >> > applet delivered questions efficiently, and the recordings are high >> > quality (good sound, and presenter's face superimposed over the the >> > slides). Is it possible that regular zoom would have been inferior in >> > one of those factors? >> > >> > I wonder, would your concerns be met if we did the presentations in a >> > webinar and switched to a regular zoom for the general discussion? >> > >> > Julian >> > >> > On Fri, Jan 22, 2021 at 7:48 AM Michael Mior <[email protected]> wrote: >> > > >> > > Thanks for organizing Stamatis! I enjoyed hearing what others are >> > > working on. However, if we do this again I wonder if we could use a >> > > regular Zoom meeting instead of a webinar. I think it might be easier >> > > to facilitate discussion that way. >> > > -- >> > > Michael Mior >> > > [email protected] >> > > >> > > Le ven. 22 janv. 2021 à 06:28, Stamatis Zampetakis <[email protected]> >> a écrit : >> > > > >> > > > Hi everybody, >> > > > >> > > > Thanks again for attending the meetup and of course big thanks to >> the >> > > > speakers for the great presentations and thoughtful discussion. >> > > > >> > > > For those interested the recordings are now available on youtube: >> > > > >> https://www.youtube.com/playlist?list=PLUp_iibbIwFF_5xeLRgz4zU33mFRbS5Y6 >> > > > >> > > > Best, >> > > > Stamatis >> > > > >> > > > On Fri, Jan 15, 2021 at 4:07 AM Chunwei Lei <[email protected]> >> wrote: >> > > > >> > > > > Ignore my previous email. I found the link[1] after I read all >> the replies. >> > > > > >> > > > > Besides, I have sent the link to my colleagues. >> > > > > >> > > > > The online meetup is a little late in UTC+8. Would the meetup be >> recorded? >> > > > > >> > > > > >> > > > > [1] https://www.meetup.com/Apache-Calcite/events/275461117/ >> > > > > >> > > > > Best, >> > > > > Chunwei >> > > > > >> > > > > >> > > > > On Fri, Jan 15, 2021 at 10:57 AM Chunwei Lei < >> [email protected]> >> > > > > wrote: >> > > > > >> > > > >> Hi, Stamatis. >> > > > >> >> > > > >> How can I submit my PGP key? (It's my first time to attend an >> online >> > > > >> meetup~~) >> > > > >> >> > > > >> >> > > > >> >> > > > >> Best, >> > > > >> Chunwei >> > > > >> >> > > > >> >> > > > >> >> ------------------------------------------------------------------ >> > > > >> 发件人：Stamatis Zampetakis <[email protected]> >> > > > >> 发送时间：2021年1月15日(星期五) 07:10 >> > > > >> 收件人：dev <[email protected]> >> > > > >> 主 题：Re: [DISCUSS] Apache Calcite Online Meetup January 2021 >> > > > >> >> > > > >> I updated the agenda and added some more information regarding >> the key >> > > > >> signing party. >> > > > >> >> > > > >> For those planning to attend the party, the deadline for >> submitting your >> > > > >> PGP key is Mon, Jan 18, 2021, 9:00 AM PST (UTC-8). >> > > > >> >> > > > >> Best, >> > > > >> Stamatis >> > > > >> >> > > > >> On Wed, Jan 13, 2021 at 8:28 AM Vladimir Ozerov < >> [email protected]> >> > > > >> wrote: >> > > > >> >> > > > >> > *Talk duration*: 30 min. >> > > > >> > >> > > > >> > ср, 13 янв. 2021 г. в 10:27, Vladimir Ozerov < >> [email protected]>: >> > > > >> > >> > > > >> > > Hi Stamatis, Julian, >> > > > >> > > >> > > > >> > > Thank you for releasing the slot. Just to be crystal clear - >> I was >> > > > >> very >> > > > >> > > late with my proposal, and have no urge to present in >> January. Both >> > > > >> > January >> > > > >> > > and April are perfectly fine with me. So please prioritize >> this talk >> > > > >> over >> > > > >> > > others only if you see a really good reason to do so. In any >> case, I >> > > > >> > > confirm that I can present in January. Please find the talk >> details >> > > > >> > below. >> > > > >> > > >> > > > >> > > *Speaker:* Vladimir Ozerov >> > > > >> > > *Title:* Apache Calcite integration in Hazelcast IMDG >> > > > >> > > *Abstract: * >> > > > >> > > Hazelcast IMDG is a distributed in-memory key-value store. >> In this >> > > > >> talk, >> > > > >> > I >> > > > >> > > will present how we used Apache Calcite to create a new >> distributed >> > > > >> SQL >> > > > >> > > engine that queries Hazelcast IMDG data. >> > > > >> > > We start with motivation and general design. Then we examine >> how >> > > > >> > Hazelcast >> > > > >> > > IMDG leverages Apache Calcite for query parsing, validation, >> and >> > > > >> > > optimization, and why we decided not to use Apache Calcite >> for JDBC >> > > > >> and >> > > > >> > > query execution. We also discuss several Apache Calcite >> problems that >> > > > >> > > negatively affect the integration and propose possible future >> > > > >> > improvements. >> > > > >> > > >> > > > >> > > Regards, >> > > > >> > > Vladimir. >> > > > >> > > >> > > > >> > > ср, 13 янв. 2021 г. в 02:48, Stamatis Zampetakis < >> [email protected]>: >> > > > >> > > >> > > > >> > >> Yesterday, I updated our website to also include Vladimir's >> talk >> > > > >> about >> > > > >> > >> Hazelcast so I think it is better to keep it that way. >> > > > >> > >> Initially I had in mind something between 2 and 4 talks for >> this >> > > > >> meetup >> > > > >> > >> (2-3h) so I think we are good to go. >> > > > >> > >> >> > > > >> > >> Let's now freeze the agenda to avoid changing it till the >> last >> > > > >> minute. >> > > > >> > >> I will open up the discussion for the next meetup in >> another email >> > > > >> so we >> > > > >> > >> start filling the slots for April. >> > > > >> > >> >> > > > >> > >> It's definitely useful to have the talks on camera. I will >> record >> > > > >> them >> > > > >> > via >> > > > >> > >> Zoom and split them after the meetup. >> > > > >> > >> If the presenters give their consent I can upload them >> afterwards to >> > > > >> > >> Youtube/Vimeo. >> > > > >> > >> >> > > > >> > >> Best, >> > > > >> > >> Stamatis >> > > > >> > >> >> > > > >> > >> >> > > > >> > >> On Wed, Jan 13, 2021 at 12:15 AM Julian Hyde < >> [email protected]> >> > > > >> wrote: >> > > > >> > >> >> > > > >> > >> > I'm happy to yield my spot (and speak instead in April) if >> > > > >> Vladimir is >> > > > >> > >> > still prepared to talk. I'd love to get his work on >> Hazelcast >> > > > >> > >> > integration on the record! >> > > > >> > >> > >> > > > >> > >> > By the way, will it be possible to record these talks and >> post them >> > > > >> > >> > *as separate items* to (say) YouTube or Vimeo? I think >> it's >> > > > >> important >> > > > >> > >> > that they are separate, so that people can find the >> particular talk >> > > > >> > >> > they are interested in. >> > > > >> > >> > >> > > > >> > >> > Julian >> > > > >> > >> > >> > > > >> > >> > On Tue, Jan 12, 2021 at 12:17 AM Vladimir Ozerov < >> > > > >> [email protected]> >> > > > >> > >> > wrote: >> > > > >> > >> > > >> > > > >> > >> > > Hi Stamatis, >> > > > >> > >> > > >> > > > >> > >> > > Sorry, my previous email was not clear enough. To >> clarify - I was >> > > > >> > >> > thinking >> > > > >> > >> > > about the mentioned next meetup in April because the >> schedule for >> > > > >> > the >> > > > >> > >> > > January meetup appears to be too packed already (3 >> talks in >> > > > >> 1:30h). >> > > > >> > I >> > > > >> > >> > > I am ready to talk in both January and April. Just want >> to ensure >> > > > >> > >> that we >> > > > >> > >> > > do not overwhelm our attendees. >> > > > >> > >> > > >> > > > >> > >> > > I'll provide the talk details in the nearest day. >> > > > >> > >> > > >> > > > >> > >> > > Regards, >> > > > >> > >> > > Vladimir. >> > > > >> > >> > > >> > > > >> > >> > > вт, 12 янв. 2021 г. в 01:41, Stamatis Zampetakis < >> > > > >> [email protected] >> > > > >> > >: >> > > > >> > >> > > >> > > > >> > >> > > > That would be great Vladimir, I will update the >> agenda. >> > > > >> > >> > > > >> > > > >> > >> > > > If possible please provide a title, duration, and >> abstract. >> > > > >> > >> > > > >> > > > >> > >> > > > Best, >> > > > >> > >> > > > Stamatis >> > > > >> > >> > > > >> > > > >> > >> > > > On Mon, Jan 11, 2021 at 8:35 PM Vladimir Ozerov < >> > > > >> > [email protected] >> > > > >> > >> > >> > > > >> > >> > > > wrote: >> > > > >> > >> > > > >> > > > >> > >> > > > > 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 < >> [email protected] >> > > > >> >: >> > > > >> > >> > > > > >> > > > >> > >> > > > > > 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 >> > > > >> > >> > > > > > >>>>>>>>>>>>>>>> >> > > > >> > >> > > > > > >>>>>>>>>>>>>>> >> > > > >> > >> > > > > > >>>>>>>>>>>>> >> > > > >> > >> > > > > > >>>>>>>>>>> >> > > > >> > >> > > > > > >>>>>>>>>> >> > > > >> > >> > > > > > >>>>>>>>> >> > > > >> > >> > > > > > >>>>>>>> >> > > > >> > >> > > > > > >>>>>>> >> > > > >> > >> > > > > > >>>>>> >> > > > >> > >> > > > > > >>>>> >> > > > >> > >> > > > > > >> >> > > > >> > >> > > > > > >> > > > >> > >> > > > > > >> > > > >> > >> > > > > >> > > > >> > >> > > > >> > > > >> > >> > >> > > > >> > >> >> > > > >> > > >> > > > >> > >> > > > >> >> > > > > >> >
