Hello Xiaoxiang, How are you, my boss is very interested in Kylin 5. so he would like to know when Kylin 5 will be released...could you please provide an estimation?
Thank you very much and best regards On Thu, 18 Jan 2024 at 10:05 Nam Đỗ Duy <na...@vnpay.vn> wrote: > Good morning Xiaoxiang, hope you are well > > 1. JDBC source is a feature which in development, it will be supported > later. > > =============== > > May I know when will the JDBC be available? as well as is there any change > in Kylin 5 release date > > Thank you and best regards > > > On Mon, Dec 11, 2023 at 2:15 PM Xiaoxiang Yu <x...@apache.org> wrote: > >> 1. JDBC source is a feature which in development, it will be supported >> later. >> >> 2. Kylin supports kerberos now, I will write a doc as soon as possible. >> (I will let you know.) >> >> 3. I think ranger and Kerberos are not doing the same things, one for >> authentication, one for authorization. So they cannot replace each other. >> Ranger can integrate with Kerberos, please check ranger's website for >> information. >> >> ------------------------ >> With warm regard >> Xiaoxiang Yu >> >> >> >> On Sat, Dec 9, 2023 at 8:01 AM Nam Đỗ Duy <na...@vnpay.vn.invalid> wrote: >> >> > Thank you Xiaoxiang for your reply >> > >> > ————————————- >> > Do you have any suggestions/wishes for kylin 5(except real-time >> feature)? >> > ————————————- >> > Yes: please answer to help me clear this headache: >> > >> > 1. Can Kylin access the existing star schema in Oracle datawarehouse ? >> If >> > not then do we have any work around? >> > >> > 2. My team is using kerberos for authentication, do you have any >> > document/casestudy about integrating kerberos with kylin 4.x and kylin >> 5.x >> > >> > 3. Should we use apache ranger instead of kerberos for authentication >> and >> > for security purposes? >> > >> > Thank you again >> > >> > On Thu, 7 Dec 2023 at 15:00 Xiaoxiang Yu <x...@apache.org> wrote: >> > >> > > I guess the release date should be 2024/01 . >> > > Do you have any suggestions/wishes for kylin 5(except real-time >> feature)? >> > > >> > > ------------------------ >> > > With warm regard >> > > Xiaoxiang Yu >> > > >> > > >> > > >> > > On Thu, Dec 7, 2023 at 3:44 PM Nam Đỗ Duy <na...@vnpay.vn.invalid> >> > wrote: >> > > >> > >> Thank you very much xiaoxiang, I did the presentation this morning >> > already >> > >> so there is no time for you to comment. Next time I will send you in >> > >> advance. The meeting result was that we will implement both druid and >> > >> kylin >> > >> in the next couple of projects because of its realtime feature. Hope >> > that >> > >> kylin will have same feature soon. >> > >> >> > >> May I ask when will you release kylin 5.0? >> > >> >> > >> On Thu, Dec 7, 2023 at 9:26 AM Xiaoxiang Yu <x...@apache.org> wrote: >> > >> >> > >> > Since 2018 there are a lot of new features and code refactor. >> > >> > If you like, you can share your ppt to me privately, maybe I can >> > >> > give some comments. >> > >> > >> > >> > Here is the reference of advantages of Kylin since 2018: >> > >> > - https://kylin.apache.org/blog/2022/01/12/The-Future-Of-Kylin/ >> > >> > - >> > >> > >> > >> >> > >> https://kylin.apache.org/blog/2021/07/02/Apache-Kylin4-A-new-storage-and-compute-architecture/ >> > >> > - https://kylin.apache.org/5.0/docs/development/roadmap >> > >> > >> > >> > ------------------------ >> > >> > With warm regard >> > >> > Xiaoxiang Yu >> > >> > >> > >> > >> > >> > >> > >> > On Wed, Dec 6, 2023 at 6:53 PM Nam Đỗ Duy <na...@vnpay.vn.invalid> >> > >> wrote: >> > >> > >> > >> >> Hi Xiaoxiang, tomorrow is the main presentation between Kylin and >> > >> Druid in >> > >> >> my team. >> > >> >> >> > >> >> I found this article and would like you to update me the >> advantages >> > of >> > >> >> Kylin since 2018 until now (especially with version 5 to be >> released) >> > >> >> >> > >> >> Apache Kylin | Why did Meituan develop Kylin On Druid (part 1 of >> 2)? >> > >> >> < >> > >> >> >> > >> >> > >> https://kylin.apache.org/blog/2018/12/12/why-did-meituan-develop-kylin-on-druid-part1-of-2/ >> > >> >> > >> > >> >> >> > >> >> On Wed, Dec 6, 2023 at 9:34 AM Nam Đỗ Duy <na...@vnpay.vn> wrote: >> > >> >> >> > >> >> > Thank you very much for your prompt response, I still have >> several >> > >> >> > questions to seek for your help later. >> > >> >> > >> > >> >> > Best regards and have a good day >> > >> >> > >> > >> >> > >> > >> >> > >> > >> >> > On Wed, Dec 6, 2023 at 9:11 AM Xiaoxiang Yu <x...@apache.org> >> > wrote: >> > >> >> > >> > >> >> >> Done. Github branch changed to kylin5. >> > >> >> >> >> > >> >> >> ------------------------ >> > >> >> >> With warm regard >> > >> >> >> Xiaoxiang Yu >> > >> >> >> >> > >> >> >> >> > >> >> >> >> > >> >> >> On Tue, Dec 5, 2023 at 11:13 AM Xiaoxiang Yu <x...@apache.org> >> > >> wrote: >> > >> >> >> >> > >> >> >> > A JIRA ticket has been opened, waiting for INFRA : >> > >> >> >> > https://issues.apache.org/jira/browse/INFRA-25238 . >> > >> >> >> > ------------------------ >> > >> >> >> > With warm regard >> > >> >> >> > Xiaoxiang Yu >> > >> >> >> > >> > >> >> >> > >> > >> >> >> > >> > >> >> >> > On Tue, Dec 5, 2023 at 10:30 AM Nam Đỗ Duy >> > <na...@vnpay.vn.invalid >> > >> > >> > >> >> >> wrote: >> > >> >> >> > >> > >> >> >> >> Thank you Xiaoxiang, please update me when you have changed >> > your >> > >> >> >> default >> > >> >> >> >> branch. In case people are impressed by the numbers then I >> hope >> > >> to >> > >> >> turn >> > >> >> >> >> this situation to reverse direction. >> > >> >> >> >> >> > >> >> >> >> On Tue, Dec 5, 2023 at 9:02 AM Xiaoxiang Yu < >> x...@apache.org> >> > >> >> wrote: >> > >> >> >> >> >> > >> >> >> >>> The default branch is for 4.X which is a maintained branch, >> > the >> > >> >> active >> > >> >> >> >>> branch is kylin5. >> > >> >> >> >>> I will change the default branch to kylin5 later. >> > >> >> >> >>> >> > >> >> >> >>> ------------------------ >> > >> >> >> >>> With warm regard >> > >> >> >> >>> Xiaoxiang Yu >> > >> >> >> >>> >> > >> >> >> >>> >> > >> >> >> >>> >> > >> >> >> >>> On Tue, Dec 5, 2023 at 9:12 AM Nam Đỗ Duy >> > >> <na...@vnpay.vn.invalid> >> > >> >> >> >>> wrote: >> > >> >> >> >>> >> > >> >> >> >>>> Hi Xiaoxiang, Sirs / Madams >> > >> >> >> >>>> >> > >> >> >> >>>> Can you see the atttached photo >> > >> >> >> >>>> >> > >> >> >> >>>> My boss asked that why druid commit code regularly but >> kylin >> > >> had >> > >> >> not >> > >> >> >> >>>> been committed since July >> > >> >> >> >>>> >> > >> >> >> >>>> >> > >> >> >> >>>> On Mon, 4 Dec 2023 at 15:33 Xiaoxiang Yu <x...@apache.org >> > >> > >> wrote: >> > >> >> >> >>>> >> > >> >> >> >>>>> I think so. >> > >> >> >> >>>>> >> > >> >> >> >>>>> Response time is not the only factor to make a decision. >> > Kylin >> > >> >> could >> > >> >> >> >>>>> be cheaper >> > >> >> >> >>>>> when the query pattern is suitable for the Kylin model, >> and >> > >> Kylin >> > >> >> >> can >> > >> >> >> >>>>> guarantee >> > >> >> >> >>>>> reasonable query latency. Clickhouse will be quicker in >> an >> > ad >> > >> hoc >> > >> >> >> >>>>> query scenario. >> > >> >> >> >>>>> >> > >> >> >> >>>>> By the way, Youzan and Kyligence combine them together to >> > >> provide >> > >> >> >> >>>>> unified data analytics services for their customers. >> > >> >> >> >>>>> >> > >> >> >> >>>>> ------------------------ >> > >> >> >> >>>>> With warm regard >> > >> >> >> >>>>> Xiaoxiang Yu >> > >> >> >> >>>>> >> > >> >> >> >>>>> >> > >> >> >> >>>>> >> > >> >> >> >>>>> On Mon, Dec 4, 2023 at 4:01 PM Nam Đỗ Duy >> > >> <na...@vnpay.vn.invalid >> > >> >> > >> > >> >> >> >>>>> wrote: >> > >> >> >> >>>>> >> > >> >> >> >>>>>> Hi Xiaoxiang, thank you >> > >> >> >> >>>>>> >> > >> >> >> >>>>>> In case my client uses cloud computing service like gcp >> or >> > >> aws, >> > >> >> >> which >> > >> >> >> >>>>>> will cost more: precalculation feature of kylin or >> > clickhouse >> > >> >> >> (incase >> > >> >> >> >>>>>> of >> > >> >> >> >>>>>> kylin, I have a thought that the query execution has >> been >> > >> done >> > >> >> once >> > >> >> >> >>>>>> and >> > >> >> >> >>>>>> stored in cube to be used many times so kylin uses less >> > cloud >> > >> >> >> >>>>>> computation, >> > >> >> >> >>>>>> is that true)? >> > >> >> >> >>>>>> >> > >> >> >> >>>>>> On Mon, Dec 4, 2023 at 2:46 PM Xiaoxiang Yu < >> > x...@apache.org >> > >> > >> > >> >> >> wrote: >> > >> >> >> >>>>>> >> > >> >> >> >>>>>> > Following text is part of an article( >> > >> >> >> >>>>>> > https://zhuanlan.zhihu.com/p/343394287) . >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> >> > >> >> >> >> > >> >> >> > >> >> > >> =============================================================================== >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > Kylin is suitable for aggregation queries with fixed >> > modes >> > >> >> >> because >> > >> >> >> >>>>>> of its >> > >> >> >> >>>>>> > pre-calculated technology, for example, join, group >> by, >> > and >> > >> >> where >> > >> >> >> >>>>>> condition >> > >> >> >> >>>>>> > modes in SQL are relatively fixed, etc. The larger the >> > data >> > >> >> >> volume >> > >> >> >> >>>>>> is, the >> > >> >> >> >>>>>> > more obvious the advantages of using Kylin are; in >> > >> particular, >> > >> >> >> >>>>>> Kylin is >> > >> >> >> >>>>>> > particularly advantageous in the scenarios of >> de-emphasis >> > >> >> (count >> > >> >> >> >>>>>> distinct), >> > >> >> >> >>>>>> > Top N, and Percentile. In particular, Kylin's >> advantages >> > in >> > >> >> >> >>>>>> de-weighting >> > >> >> >> >>>>>> > (count distinct), Top N, Percentile and other >> scenarios >> > are >> > >> >> >> >>>>>> especially >> > >> >> >> >>>>>> > huge, and it is used in a large number of scenarios, >> such >> > >> as >> > >> >> >> >>>>>> Dashboard, all >> > >> >> >> >>>>>> > kinds of reports, large-screen display, traffic >> > statistics, >> > >> >> and >> > >> >> >> user >> > >> >> >> >>>>>> > behavior analysis. Meituan, Aurora, Shell Housing, >> etc. >> > use >> > >> >> Kylin >> > >> >> >> >>>>>> to build >> > >> >> >> >>>>>> > their data service platforms, providing millions to >> tens >> > of >> > >> >> >> >>>>>> millions of >> > >> >> >> >>>>>> > queries per day, and most of the queries can be >> completed >> > >> >> within >> > >> >> >> 2 >> > >> >> >> >>>>>> - 3 >> > >> >> >> >>>>>> > seconds. There is no better alternative for such a >> high >> > >> >> >> concurrency >> > >> >> >> >>>>>> > scenario. >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > ClickHouse, because of its MPP architecture, has high >> > >> >> computing >> > >> >> >> >>>>>> power and >> > >> >> >> >>>>>> > is more suitable when the query request is more >> flexible, >> > >> or >> > >> >> when >> > >> >> >> >>>>>> there is >> > >> >> >> >>>>>> > a need for detailed queries with low concurrency. >> > Scenarios >> > >> >> >> >>>>>> include: very >> > >> >> >> >>>>>> > many columns and where conditions are arbitrarily >> > combined >> > >> >> with >> > >> >> >> the >> > >> >> >> >>>>>> user >> > >> >> >> >>>>>> > label filtering, not a large amount of concurrency of >> > >> complex >> > >> >> >> >>>>>> on-the-spot >> > >> >> >> >>>>>> > query and so on. If the amount of data and access is >> > large, >> > >> >> you >> > >> >> >> >>>>>> need to >> > >> >> >> >>>>>> > deploy a distributed ClickHouse cluster, which is a >> > higher >> > >> >> >> >>>>>> challenge for >> > >> >> >> >>>>>> > operation and maintenance. >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > If some queries are very flexible but infrequent, it >> is >> > >> more >> > >> >> >> >>>>>> > resource-efficient to use now-computing. Since the >> number >> > >> of >> > >> >> >> >>>>>> queries is >> > >> >> >> >>>>>> > small, even if each query consumes a lot of >> computational >> > >> >> >> >>>>>> resources, it is >> > >> >> >> >>>>>> > still cost-effective overall. If some queries have a >> > fixed >> > >> >> >> pattern >> > >> >> >> >>>>>> and the >> > >> >> >> >>>>>> > query volume is large, it is more suitable for Kylin, >> > >> because >> > >> >> the >> > >> >> >> >>>>>> query >> > >> >> >> >>>>>> > volume is large, and by using large computational >> > >> resources to >> > >> >> >> save >> > >> >> >> >>>>>> the >> > >> >> >> >>>>>> > results, the upfront computational cost can be >> amortized >> > >> over >> > >> >> >> each >> > >> >> >> >>>>>> query, >> > >> >> >> >>>>>> > so it is the most economical. >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > --- Translated with DeepL.com (free version) >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > ------------------------ >> > >> >> >> >>>>>> > With warm regard >> > >> >> >> >>>>>> > Xiaoxiang Yu >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> > On Mon, Dec 4, 2023 at 3:16 PM Nam Đỗ Duy >> > >> >> <na...@vnpay.vn.invalid >> > >> >> >> > >> > >> >> >> >>>>>> wrote: >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> >> Thank you Xiaoxiang for the near real time streaming >> > >> feature. >> > >> >> >> >>>>>> That's >> > >> >> >> >>>>>> >> great. >> > >> >> >> >>>>>> >> >> > >> >> >> >>>>>> >> This morning there has been a new challenge to my >> team: >> > >> >> >> clickhouse >> > >> >> >> >>>>>> offered >> > >> >> >> >>>>>> >> us the speed of calculating 8 billion rows in >> > millisecond >> > >> >> which >> > >> >> >> is >> > >> >> >> >>>>>> faster >> > >> >> >> >>>>>> >> than my demonstration (I used Kylin to do >> calculating 1 >> > >> >> billion >> > >> >> >> >>>>>> rows in >> > >> >> >> >>>>>> >> 2.9 >> > >> >> >> >>>>>> >> seconds) >> > >> >> >> >>>>>> >> >> > >> >> >> >>>>>> >> Can you briefly suggest the advantages of kylin over >> > >> >> clickhouse >> > >> >> >> so >> > >> >> >> >>>>>> that I >> > >> >> >> >>>>>> >> can defend my demonstration. >> > >> >> >> >>>>>> >> >> > >> >> >> >>>>>> >> On Mon, Dec 4, 2023 at 1:55 PM Xiaoxiang Yu < >> > >> x...@apache.org >> > >> >> > >> > >> >> >> >>>>>> wrote: >> > >> >> >> >>>>>> >> >> > >> >> >> >>>>>> >> > 1. "In this important scenario of realtime >> analytics, >> > >> the >> > >> >> >> reason >> > >> >> >> >>>>>> here is >> > >> >> >> >>>>>> >> > that >> > >> >> >> >>>>>> >> > kylin has lag time due to model update of new >> segment >> > >> >> build, >> > >> >> >> is >> > >> >> >> >>>>>> that >> > >> >> >> >>>>>> >> > correct?" >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > You are correct. >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > 2. "If that is true, then can you suggest a >> > work-around >> > >> of >> > >> >> >> >>>>>> combination >> > >> >> >> >>>>>> >> of >> > >> >> >> >>>>>> >> > ... " >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > Kylin is planning to introduce NRT >> streaming(coding is >> > >> >> >> completed >> > >> >> >> >>>>>> but not >> > >> >> >> >>>>>> >> > released), >> > >> >> >> >>>>>> >> > which can make the time-lag to about 3 >> minutes(that is >> > >> my >> > >> >> >> >>>>>> estimation >> > >> >> >> >>>>>> >> but I >> > >> >> >> >>>>>> >> > am >> > >> >> >> >>>>>> >> > quite certain about it). >> > >> >> >> >>>>>> >> > NRT stands for 'near real-time', it will run a job >> and >> > >> do >> > >> >> >> >>>>>> micro-batch >> > >> >> >> >>>>>> >> > aggregation and persistence periodically. The >> price is >> > >> that >> > >> >> >> you >> > >> >> >> >>>>>> need to >> > >> >> >> >>>>>> >> run >> > >> >> >> >>>>>> >> > and monitor a long-running >> > >> >> >> >>>>>> >> > job. This feature is based on Spark Streaming, so >> you >> > >> need >> > >> >> >> >>>>>> knowledge of >> > >> >> >> >>>>>> >> > it. >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > I am curious about what is the maximum time-lag >> your >> > >> >> customers >> > >> >> >> >>>>>> >> > can tolerate? >> > >> >> >> >>>>>> >> > Personally, I guess minute level time-lag is ok for >> > most >> > >> >> >> cases. >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > ------------------------ >> > >> >> >> >>>>>> >> > With warm regard >> > >> >> >> >>>>>> >> > Xiaoxiang Yu >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > On Mon, Dec 4, 2023 at 12:28 PM Nam Đỗ Duy >> > >> >> >> >>>>>> <na...@vnpay.vn.invalid> >> > >> >> >> >>>>>> >> wrote: >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> > > Druid is better in >> > >> >> >> >>>>>> >> > > - Have a real-time datasource like Kafka etc. >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > > ========================== >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > > Hi Xiaoxiang, thank you for your response. >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > > In this important scenario of realtime alalytics, >> > the >> > >> >> reason >> > >> >> >> >>>>>> here is >> > >> >> >> >>>>>> >> that >> > >> >> >> >>>>>> >> > > kylin has lag time due to model update of new >> > segment >> > >> >> build, >> > >> >> >> >>>>>> is that >> > >> >> >> >>>>>> >> > > correct? >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > > If that is true, then can you suggest a >> work-around >> > of >> > >> >> >> >>>>>> combination of >> > >> >> >> >>>>>> >> : >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > > (time - lag kylin cube) + (realtime DB update) to >> > >> provide >> > >> >> >> >>>>>> >> > > realtime capability ? >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > > IMO, the point here is to find that (realtime DB >> > >> update) >> > >> >> and >> > >> >> >> >>>>>> >> integrate it >> > >> >> >> >>>>>> >> > > with (time - lag kylin cube). >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > > On Fri, Dec 1, 2023 at 1:53 PM Xiaoxiang Yu < >> > >> >> >> x...@apache.org> >> > >> >> >> >>>>>> wrote: >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > > > I researched and tested Druid two years ago(I >> > don't >> > >> >> know >> > >> >> >> too >> > >> >> >> >>>>>> much >> > >> >> >> >>>>>> >> about >> > >> >> >> >>>>>> >> > > > the change of Druid in these two years. New >> > >> features >> > >> >> >> that I >> > >> >> >> >>>>>> know >> > >> >> >> >>>>>> >> are : >> > >> >> >> >>>>>> >> > > > new UI, fully on K8s etc). >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > Here are some cases you should consider using >> > Druid >> > >> >> other >> > >> >> >> >>>>>> than Kylin >> > >> >> >> >>>>>> >> > > > at the moment (using Kylin 5.0-beta to compare >> the >> > >> >> Druid >> > >> >> >> >>>>>> which I >> > >> >> >> >>>>>> >> used >> > >> >> >> >>>>>> >> > two >> > >> >> >> >>>>>> >> > > > years ago): >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > - Have a real-time datasource like Kafka etc. >> > >> >> >> >>>>>> >> > > > - Most queries are small(Based on my test >> result, >> > I >> > >> >> think >> > >> >> >> >>>>>> Druid had >> > >> >> >> >>>>>> >> > > better >> > >> >> >> >>>>>> >> > > > response time for small queries two years ago.) >> > >> >> >> >>>>>> >> > > > - Don't know how to optimize Spark/Hadoop, >> want to >> > >> use >> > >> >> the >> > >> >> >> >>>>>> >> K8S/public >> > >> >> >> >>>>>> >> > > > cloud platform as your deployment platform. >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > But I do think there are many scenarios in >> which >> > >> Kylin >> > >> >> >> could >> > >> >> >> >>>>>> be >> > >> >> >> >>>>>> >> better, >> > >> >> >> >>>>>> >> > > > like: >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > - Better performance for complex/big queries. >> > Kylin >> > >> can >> > >> >> >> have >> > >> >> >> >>>>>> a more >> > >> >> >> >>>>>> >> > > > exact-match/fine-grained >> > >> >> >> >>>>>> >> > > > Index for queries containing different >> `Group By >> > >> >> >> >>>>>> dimensions`. >> > >> >> >> >>>>>> >> > > > - User-friendly UI for modeling. >> > >> >> >> >>>>>> >> > > > - Support 'Join' better? (Not sure at the >> moment) >> > >> >> >> >>>>>> >> > > > - ODBC driver for different BI.(its website did >> > not >> > >> >> show >> > >> >> >> it >> > >> >> >> >>>>>> supports >> > >> >> >> >>>>>> >> > ODBC >> > >> >> >> >>>>>> >> > > > well) >> > >> >> >> >>>>>> >> > > > - Looks like Kylin supports ANSI SQL better >> than >> > >> Druid. >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > I don't know Pinot, so I have nothing to say >> about >> > >> it. >> > >> >> >> >>>>>> >> > > > Hope to help you, or you are free to share your >> > >> >> opinion. >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > ------------------------ >> > >> >> >> >>>>>> >> > > > With warm regard >> > >> >> >> >>>>>> >> > > > Xiaoxiang Yu >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > > On Fri, Dec 1, 2023 at 11:11 AM Nam Đỗ Duy >> > >> >> >> >>>>>> <na...@vnpay.vn.invalid> >> > >> >> >> >>>>>> >> > > wrote: >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > >> Dear Xiaoxiang, >> > >> >> >> >>>>>> >> > > >> Sirs/Madams, >> > >> >> >> >>>>>> >> > > >> >> > >> >> >> >>>>>> >> > > >> May I post my boss's question: >> > >> >> >> >>>>>> >> > > >> >> > >> >> >> >>>>>> >> > > >> What are the pros and cons of the OLAP >> platform >> > >> Kylin >> > >> >> >> >>>>>> compared to >> > >> >> >> >>>>>> >> > Pinot >> > >> >> >> >>>>>> >> > > >> and >> > >> >> >> >>>>>> >> > > >> Druid? >> > >> >> >> >>>>>> >> > > >> >> > >> >> >> >>>>>> >> > > >> Please kindly let me know >> > >> >> >> >>>>>> >> > > >> >> > >> >> >> >>>>>> >> > > >> Thank you very much and best regards >> > >> >> >> >>>>>> >> > > >> >> > >> >> >> >>>>>> >> > > > >> > >> >> >> >>>>>> >> > > >> > >> >> >> >>>>>> >> > >> > >> >> >> >>>>>> >> >> > >> >> >> >>>>>> > >> > >> >> >> >>>>>> >> > >> >> >> >>>>> >> > >> >> >> >> > >> >> > >> > >> >> >> > >> > >> > >> >> > > >> > >> >