It's great to see the discussion on Apache Doris' graduation from the incubator!
For the branding issues, I found I cannot open the thread links. Are they private threads? If this discussion thread is public, maybe we could at least give some background information. Best Yun Tang On 2022/02/10 01:20:25 寒江雪 wrote: > +1. I think we can get started on the graduation process. > > 陈明雨 <morning...@163.com> 于2022年2月9日周三 22:26写道： > > > >For the relationship of the Impala project, I think we need to get in > > >touch with the Impala team to get more feedback.Before entering the > > apache incubator, Doris was developed based on a very early version of > > Impala. > > > > In order to adapt to Doris' architecture (both metadata and planning are > > in FE), we have made many changes. > > > > > > > > > > After entering the apache incubator, we try to give back some new features > > to the Impala community including Grouping set [1], left join -> inner join > > [2], etc. > > > > Although we raised tickets, after communicating with Impala PMC, we found > > that new features we wanted to give back to Impala have been implemented. > > > > So in the end there is no substantial code contribution. > > > > > > Both communities are iterating rapidly at their own pace, and many common > > SQL features do overlap in part, but only in terms of functionality, with > > significant differences at the code level. > > > > > > > > [1] https://issues.apache.org/jira/browse/IMPALA-9298 > > > > [2] https://issues.apache.org/jira/browse/IMPALA-11074 > > > > > > > > > > -- > > > > 此致！Best Regards > > 陈明雨 Mingyu Chen > > > > Email: > > chenmin...@apache.org > > > > > > > > > > > > 在 2022-02-09 14:43:10，"陈明雨" <morning...@163.com> 写道： > > >>I just want to mention about the recent release of Java code, it's > > >>better to add another git repo to host the java code for the maven > > >>release. > > >>It doesn't make any sense that we have different tags for the java > > >>code release. I'd like to see this issue addressed before graduation. > > > > > >Thanks for you suggestion. I will start a new thread to discuss it. I > > think creating a new repo is a good way to address this issue. > > > > > >-- > > > > > >此致！Best Regards > > >陈明雨 Mingyu Chen > > > > > >Email: > > >chenmin...@apache.org > > > > > > > > > > > > > > > > > >At 2022-02-08 20:44:25, "Willem Jiang" <willem.ji...@gmail.com> wrote: > > >>It is good to see Doris did lots of work on building up the community. > > >>The brand issues were addressed last year. > > >>For the relationship of the Impala project, I think we need to get in > > >>touch with the Impala team to get more feedback. > > >> > > >>I just want to mention about the recent release of Java code, it's > > >>better to add another git repo to host the java code for the maven > > >>release. > > >>It doesn't make any sense that we have different tags for the java > > >>code release. I'd like to see this issue addressed before graduation. > > >> > > >>Willem Jiang > > >> > > >>Twitter: willemjiang > > >>Weibo: 姜宁willem > > >> > > >>On Tue, Feb 8, 2022 at 3:09 PM 陈明雨 <morning...@163.com> wrote: > > >>> > > >>> Hi all. > > >>> > > >>> > > >>> > > >>> > > >>> Apache Doris (Incubating) has been in development for over 3 years > > since it entered the Apache incubator in September 2018. > > >>> > > >>> During our time in the Incubator, we have learned a lot about open > > source software governance and the Apache Foundation's philosophy on > > managing, maintaining, and developing open source community. > > >>> > > >>> > > >>> > > >>> > > >>> I am pleased to conduct a discussion here on matters related to Doris' > > graduation from the incubator. > > >>> > > >>> > > >>> > > >>> > > >>> The following is a brief overview of the progress of the Doris project > > and community since entering the incubator. > > >>> > > >>> > > >>> > > >>> > > >>> 1. Community > > >>> > > >>> > > >>> > > >>> > > >>> - 8 new PPMC members were added, from five different companies, > > bringing the total number of PPMC members to 21. > > >>> > > >>> - 16 new Committers were added (including the new PPMC members), > > bringing the total number of Committers to 29. > > >>> > > >>> - The number of Contributors is now 245 and growing. > > >>> > > >>> - The dev@doris mailing list currently has 289 subscribers, and > > all major project discussions are happening in the dev@doris. > > >>> > > >>> > > >>> > > >>> > > >>> 2. Project > > >>> > > >>> > > >>> > > >>> > > >>> - 7 releases by 6 release managers. All compliance issues have > > been resolved. > > >>> > > >>> - Doris official website[1] is compliant with Apache Foundation > > requirements[2]. > > >>> > > >>> - Project maturity model is detailed in [3]. > > >>> > > >>> - We have also created a pre-graduation Check List[4] following > > the Apache official website guidelines and are currently moving forward. > > >>> > > >>> > > >>> > > >>> > > >>> Some things that I think need further discussion. > > >>> > > >>> > > >>> > > >>> > > >>> 1. Branding issue > > >>> > > >>> > > >>> > > >>> > > >>> Doris had some branding issues during the incubating[5][6]. I > > think these issues have been resolved and would appreciate the mentors' > > assistance in checking them out. > > >>> > > >>> > > >>> > > >>> > > >>> 2. Relationship with Apache Impala > > >>> > > >>> > > >>> > > >>> > > >>> Doris' current query engine is forked from Impala version v0.7 and > > has been updated with Impala in the early stages of the project (hands-on > > code merge). > > >>> > > >>> In the Doris Proposal [7], we expressed our desire to decouple the > > Doris storage engine from the query engine through a layer of abstract API. > > So that the query layer could fully follow Impala's evolution. > > >>> > > >>> However, as the project progressed, we found it difficult to > > achieve this goal, mainly for the following reasons. > > >>> > > >>> > > >>> > > >>> > > >>> 1. Impala focus on providing query acceleration on the Hadoop > > ecosystem, while Doris focus on a standalone data warehouse or DBMS system. > > The difference of targets means that many features do not meet the needs of > > both projects. > > >>> > > >>> > > >>> > > >>> 2. Doris has completely refactored the metadata and has its own > > storage engine. This required a deep integration of the query layer with > > the metadata and the storage engine. We also made a lot of architectural > > changes for this. > > >>> > > >>> > > >>> > > >>> 3. Doris has now developed a new vectorized execution engine that > > rewrites most of the execution node in query layer, which is different from > > Impala. > > >>> > > >>> > > >>> > > >>> > > >>> For these reasons, it is difficult for us to continue to follow > > the Impala community with code level iterations and integrations. > > >>> > > >>> Of course, all code references to Impala are fully compliant with > > the Apache License, and we explicitly declare the relationship between > > Doris and Impala in the NOTICE file[8] and the README file[9] and thank the > > Impala community for their help. > > >>> > > >>> Since this aspect deviates from the direction in the original > > Proposal, I think it needs to be listed separately for necessary discussion. > > >>> > > >>> > > >>> > > >>> > > >>> If there are any other aspects that need to be discussed before > > graduation, please discuss. > > >>> > > >>> > > >>> > > >>> > > >>> [1] http://doris.incubator.apache.org/ > > >>> > > >>> [2] https://whimsy.apache.org/pods/project/doris > > >>> > > >>> [3] > > https://cwiki.apache.org/confluence/display/DORIS/Maturity+Assessment+for+Doris > > >>> > > >>> [4] > > https://cwiki.apache.org/confluence/display/DORIS/Graduation+Check+List > > >>> > > >>> [5] https://lists.apache.org/thread/k8klobjzffobbx161nj6plc0mfl8gc7z > > >>> > > >>> [6] https://lists.apache.org/thread/t6dwq77x0jjm63kpkzlq51sfbowd92p9 > > >>> > > >>> [7] > > https://cwiki.apache.org/confluence/display/incubator/DorisProposal > > >>> > > >>> [8] https://github.com/apache/incubator-doris/blob/master/NOTICE.txt > > >>> > > >>> [9] https://github.com/apache/incubator-doris/blob/master/README.md > > >>> > > >>> > > >>> > > >>> > > >>> -- > > >>> > > >>> 此致！Best Regards > > >>> 陈明雨 Mingyu Chen > > >>> > > >>> Email: > > >>> chenmin...@apache.org > > >> > > >>--------------------------------------------------------------------- > > >>To unsubscribe, e-mail: dev-unsubscr...@doris.apache.org > > >>For additional commands, e-mail: dev-h...@doris.apache.org > > > --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@doris.apache.org For additional commands, e-mail: dev-h...@doris.apache.org
