Hi Sheng Wu,
Thanks for you reply. Our mentor Willem has helped answer some questions, here 
I also answer from my perspective:


> I just read your graduation discussion on a dev mail list and notice

> there is only one mentor who confirmed his support.

> And no mentor voted(from vote summary) for your graduation.

> Could you check with your mentors? IPMC wants to hear from your mentors.




Sorry I didn't realize that the graduation vote in the dev mailing group 
requires the support of a mentor,

I will individually ping other mentors and invite them to assist with reviewing 
and suggestions.




> Also, I can't find the discussion(maybe private?) about whether

> committers should be considered a member of PMC? If you haven't,

> please do a discussion about this too.




Yes, we have had a discussion about commiter promotion mechanism[1] in 
private@doris,

and also make it public here:[2]




> From a code perspective, I remember this podling has some source codes

> from Impala, the PMC of Impala showed their concerns, what is the

> status now? Have the license been handled properly?




We explained this in our discussion[3] on the dev@doris, and I'll re-explain it 
here:




* 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[4], 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[5] and the README file[6] and thank the Impala community for 
their help.




[1] https://lists.apache.org/thread/l0w4xnzwsqvlphf57ksc4yq3o998s0cx

[2] https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=210078398

[3] https://lists.apache.org/thread/d5qxncy2tog63nq3n6y53f7sym3yl6k4

[4] https://cwiki.apache.org/confluence/display/incubator/DorisProposal

[5] https://github.com/apache/incubator-doris/blob/master/NOTICE.txt

[6] https://github.com/apache/incubator-doris/blob/master/README.md




--

此致!Best Regards
陈明雨 Mingyu Chen

Email:
chenmin...@apache.org





At 2022-04-18 20:43:44, "Sheng Wu" <wu.sheng.841...@gmail.com> wrote:
>Hi Mingyu and Doris team
>
>Glad to see you are moving forward to the graduation.
>
>I just read your graduation discussion on a dev mail list and notice
>there is only one mentor who confirmed his support.
>And no mentor voted(from vote summary) for your graduation.
>Could you check with your mentors? IPMC wants to hear from your mentors.
>
>Also, I can't find the discussion(maybe private?) about whether
>committers should be considered a member of PMC? If you haven't,
>please do a discussion about this too.
>
>From a code perspective, I remember this podling has some source codes
>from Impala, the PMC of Impala showed their concerns, what is the
>status now? Have the license been handled properly?
>
>Sheng Wu 吴晟
>Twitter, wusheng1108
>
>li gang <lgcar...@apache.org> 于2022年4月18日周一 20:18写道:
>
>>
>> Glad to see Doris is ready to graduate.
>> Good luck.
>>
>> 陈明雨 <morning...@163.com> 于2022年4月10日周日 23:51写道:
>>
>> > Dear Incubator Community,
>> >
>> > After a discussion[1][2] and vote[3] with the community, we believe Apache
>> > Doris (Incubating) is ready for graduation to a TLP, and we'd like to make
>> > a discussion with the IPMC.
>> >
>> > Doris is an MPP-based interactive SQL data warehousing for reporting and
>> > analysis and entering the incubator in Sep, 2018.
>> >
>> > The following is a brief overview of the progress of the Doris project and
>> > community since entering the incubator:
>> >
>> > 1. Community
>> >
>> >     - 9 new PPMC members were added, from five different companies,
>> > bringing the total number of PPMC members to 22.
>> >
>> >     - 20 new Committers were added (including the new PPMC members),
>> > bringing the total number of Committers to 33.
>> >
>> >     - The number of Contributors is now 289 and growing[4].
>> >
>> >     - The dev@doris mailing list currently has 328 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[5] is compliant with Apache Foundation
>> > requirements[6].
>> >
>> >     - Project maturity model is detailed in [7].
>> >
>> >     - We have also created a pre-graduation Check List[8] following the
>> > Apache official website guidelines and are currently moving forward.
>> >
>> >     - See Doris Project Incubation Status[9] for more info
>> >
>> >
>> >
>> >
>> > [1] https://lists.apache.org/thread/90fd2pd3r6wgn4hnfdo3rd0wqkv23cgr
>> >
>> > [2] https://lists.apache.org/thread/xc5qj7m2k1ph0mc97otj0nf8vskdfrzv
>> >
>> > [3] https://lists.apache.org/thread/9yklv4vbp39jhrzbcx3qgpcs1osk3lyf
>> >
>> > [4] https://github.com/apache/incubator-doris
>> >
>> > [5] http://doris.incubator.apache.org/
>> >
>> > [6] https://whimsy.apache.org/pods/project/doris
>> >
>> > [7]
>> > https://cwiki.apache.org/confluence/display/DORIS/Maturity+Assessment+for+Doris
>> >
>> > [8]
>> > https://cwiki.apache.org/confluence/display/DORIS/Graduation+Check+List
>> >
>> > [9] https://incubator.apache.org/projects/doris.html
>> >
>> >
>> >
>> >
>> > Please see the proposed board resolution below and let us know what you
>> > think.
>> >
>> > The discussion will remain open for at least 72 hours.
>> >
>> >
>> > -----------------------------------------------------------------------------
>> >
>> > Establish the Apache Doris Project
>> >
>> >
>> >
>> >
>> > WHEREAS, the Board of Directors deems it to be in the best interests of
>> >
>> > the Foundation and consistent with the Foundation's purpose to establish
>> >
>> > a Project Management Committee charged with the creation and maintenance
>> >
>> > of open-source software, for distribution at no charge to the public,
>> >
>> > related to a MPP-based interactive SQL data warehousing for reporting
>> >
>> > and analysis.
>> >
>> >
>> >
>> >
>> > NOW, THEREFORE, BE IT RESOLVED, that a Project Management Committee
>> >
>> > (PMC), to be known as the "Apache Doris Project", be and hereby is
>> >
>> > established pursuant to Bylaws of the Foundation; and be it further
>> >
>> >
>> >
>> >
>> > RESOLVED, that the Apache Doris Project be and hereby is responsible for
>> >
>> > the creation and maintenance of software related to a MPP-based
>> >
>> > interactive SQL data warehousing for reporting and analysis; and be it
>> >
>> > further
>> >
>> >
>> >
>> >
>> > RESOLVED, that the office of "Vice President, Apache Doris" be and
>> >
>> > hereby is created, the person holding such office to serve at the
>> >
>> > direction of the Board of Directors as the chair of the Apache Doris
>> >
>> > Project, and to have primary responsibility for management of the
>> >
>> > projects within the scope of responsibility of the Apache Doris Project;
>> >
>> > and be it further
>> >
>> >
>> >
>> >
>> > RESOLVED, that the persons listed immediately below be and hereby are
>> >
>> > appointed to serve as the initial members of the Apache Doris Project:
>> >
>> >
>> >
>> >
>> >  * Bin Ling          <ling...@apache.org>
>> >
>> >  * Bo Wang           <wan...@apache.org>
>> >
>> >  * Chaoyong Li       <lichaoy...@apache.org>
>> >
>> >  * Chun Zhao         <zh...@apache.org>
>> >
>> >  * Conghui Cai       <caicong...@apache.org>
>> >
>> >  * Dayue Gao         <gaoda...@apache.org>
>> >
>> >  * De Li             <l...@apache.org>
>> >
>> >  * Hangyuan Liu      <liuhangy...@apache.org>
>> >
>> >  * Hao Chen          <chen...@apache.org>
>> >
>> >  * HaoPeng Li        <lihaop...@apache.org>
>> >
>> >  * Jiafeng Zhang     <jiafengzh...@apache.org>
>> >
>> >  * Kaisen Kang       <kangkai...@apache.org>
>> >
>> >  * Ling Miao         <lingm...@apache.org>
>> >
>> >  * Ming Wen          <wenm...@apache.org>
>> >
>> >  * Mingyu Chen       <morning...@apache.org>
>> >
>> >  * Ruyue Ma          <maru...@apache.org>
>> >
>> >  * Shao Feng Shi     <shaofeng...@apache.org>
>> >
>> >  * Sijie Guo         <si...@apache.org>
>> >
>> >  * Willem Ning Jiang <ningji...@apache.org>
>> >
>> >  * Zheng Shao        <zs...@apache.org>
>> >
>> >  * Zhengguo Yang     <yang...@apache.org>
>> >
>> >  * Zuo Wei           <wei...@apache.org>
>> >
>> >
>> >
>> >
>> > NOW, THEREFORE, BE IT FURTHER RESOLVED, that Mingyu Chen be appointed to
>> >
>> > the office of Vice President, Apache Doris, to serve in accordance with
>> >
>> > and subject to the direction of the Board of Directors and the Bylaws of
>> >
>> > the Foundation until death, resignation, retirement, removal or
>> >
>> > disqualification, or until a successor is appointed; and be it further
>> >
>> >
>> >
>> >
>> > RESOLVED, that the Apache Doris Project be and hereby is tasked with the
>> >
>> > migration and rationalization of the Apache Incubator Doris podling; and
>> >
>> > be it further
>> >
>> >
>> >
>> >
>> > RESOLVED, that all responsibilities pertaining to the Apache Incubator
>> >
>> > Doris podling encumbered upon the Apache Incubator PMC are hereafter
>> >
>> > discharged.
>> >
>> >
>> >
>> >
>> > --
>> >
>> > 此致!Best Regards
>> > 陈明雨 Mingyu Chen
>> >
>> > Email:
>> > chenmin...@apache.org
>>
>>
>>
>> --
>>
>>
>> ------------------------------
>> Best Regards
>>
>> DolphinScheduler PMC
>> Gang Li 李岗
>>
>> lgcar...@apache.org
>
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