+1 (non-binding) 2018-02-26 14:16 GMT+08:00 Zhanhui Li <lizhan...@gmail.com>:
> +1 (non-binding) > > Glad to see Druid in Apache community. > > > 在 2018年2月26日，下午1:45，Bhupesh Chawda <bhup...@datatorrent.com> 写道： > > > > +1 (non-binding) > > > > ~ Bhupesh > > > > > > _______________________________________________________ > > > > Bhupesh Chawda > > > > E: bhup...@datatorrent.com <mailto:bhup...@datatorrent.com> | Twitter: > @bhupeshsc > > > > www.datatorrent.com <http://www.datatorrent.com/> | apex.apache.org < > http://apex.apache.org/> > > > > > > > > On Mon, Feb 26, 2018 at 11:12 AM, Chinmay Kolhatkar <chin...@apache.org > <mailto:chin...@apache.org>> > > wrote: > > > >> +1 > >> > >> On 2018/02/24 09:02:41, Ted Dunning <ted.dunn...@gmail.com> wrote: > >>> +1 > >>> > >>> > >>> > >>> On Thu, Feb 22, 2018 at 11:03 AM, Julian Hyde <jh...@apache.org> > wrote: > >>> > >>>> Hi all, > >>>> > >>>> After some discussion on the Druid proposal[1], I'd like to > >>>> start a vote on accepting Druid into the Apache Incubator, > >>>> per the ASF policy[2] and voting rules[3]. > >>>> > >>>> A vote for accepting a new Apache Incubator podling is a > >>>> majority vote for which only Incubator PMC member votes are > >>>> binding. Votes from other people are also welcome as an > >>>> indication of people's enthusiasm (or lack thereof). > >>>> > >>>> Please do not use this VOTE thread for discussions. If > >>>> needed, start a new thread instead. > >>>> > >>>> This vote will run for at least 72 hours. Please VOTE as > >>>> follows: > >>>> [ ] +1 Accept Druid into the Apache Incubator > >>>> [ ] +0 Abstain > >>>> [ ] -1 Do not accept Druid into the Apache Incubator > >>>> because ... > >>>> > >>>> The proposal is listed below, but you can also access it on > >>>> the wiki[4]. > >>>> > >>>> Julian > >>>> > >>>> [1] https://lists.apache.org/thread.html/ > >> b95f90a30b6e8587e9b108f368b07c > >>>> 1b3e23e25ca592448d9c9f81e2@%3Cgeneral.incubator.apache.org%3E > >>>> > >>>> [2] https://incubator.apache.org/policy/incubation.html# > >>>> approval_of_proposal_by_sponsor > >>>> > >>>> [3] http://www.apache.org/foundation/voting.html > >>>> > >>>> [4] https://wiki.apache.org/incubator/DruidProposal > >>>> > >>>> > >>>> > >>>> > >>>> > >>>> = Druid Proposal = > >>>> > >>>> == Abstract == > >>>> > >>>> Druid is a high-performance, column-oriented, distributed > >>>> data store. > >>>> > >>>> == Proposal == > >>>> > >>>> Druid is an open source data store designed for real-time > >>>> exploratory analytics on large data sets. Druid's key > >>>> features are a column-oriented storage layout, a distributed > >>>> shared-nothing architecture, and ability to generate and > >>>> leverage indexing and caching structures. Druid is typically > >>>> deployed in clusters of tens to hundreds of nodes, and has > >>>> the ability to load data from Apache Kafka and Apache > >>>> Hadoop, among other data sources. Druid offers two query > >>>> languages: a SQL dialect (powered by Apache Calcite) and a > >>>> JSON-over-HTTP API. > >>>> > >>>> Druid was originally developed to power a slice-and-dice > >>>> analytical UI built on top of large event streams. The > >>>> original use case for Druid targeted ingest rates of > >>>> millions of records/sec, retention of over a year of data, > >>>> and query latencies of sub-second to a few seconds. Many > >>>> people can benefit from such capability, and many already > >>>> have (see http://druid.io/druid-powered.html). In addition, > >>>> new use cases have emerged since Druid's original > >>>> development, such as OLAP acceleration of data warehouse > >>>> tables and more highly concurrent applications operating > >>>> with relatively narrower queries. > >>>> > >>>> == Background == > >>>> > >>>> Druid is a data store designed for fast analytics. It would > >>>> typically be used in lieu of more general purpose query > >>>> systems like Hadoop MapReduce or Spark when query latency is > >>>> of the utmost importance. Druid is often used as a data > >>>> store for powering GUI analytical applications. > >>>> > >>>> The buzzwordy description of Druid is a high-performance, > >>>> column-oriented, distributed data store. What we mean by > >>>> this is: > >>>> > >>>> * "high performance": Druid aims to provide low query > >>>> latency and high ingest rates possible. > >>>> * "column-oriented": Druid stores data in a column-oriented > >>>> format, like most other systems designed for analytics. It > >>>> can also store indexes along with the columns. > >>>> * "distributed": Druid is deployed in clusters, typically of > >>>> tens to hundreds of nodes. > >>>> * "data store": Druid loads your data and stores a copy of > >>>> it on the cluster's local disks (and may cache it in > >>>> memory). It doesn't query your data from some other > >>>> storage system. > >>>> > >>>> == Rationale == > >>>> > >>>> Druid is a mature, active project with a large number of > >>>> production installations, dozens of contributors to each > >>>> release, and multiple vendors offering professional > >>>> support. Given Druid's strong community, its close > >>>> integration with many other Apache projects (such as Kafka, > >>>> Hadoop, and Calcite), and its pre-existing Apache-inspired > >>>> governance structure, we feel that Apache is the best home > >>>> for the project on a long-term basis. > >>>> > >>>> == Current Status == > >>>> > >>>> === Meritocracy === > >>>> > >>>> Since Druid was first open sourced the original developers > >>>> have solicited contributions from others, including through > >>>> our blog, the project mailing lists, and through accepting > >>>> GitHub pull requests. We have an Apache-inspired governance > >>>> structure with a PMC and committers, and our committer ranks > >>>> include a good number of people from outside the original > >>>> development team. > >>>> > >>>> === Community === > >>>> > >>>> The Druid core developers have sought to nurture a community > >>>> throughout the life of the project. We use GitHub as the > >>>> focal point for bug reports and code contributions, and the > >>>> mailing lists for most other discussion. To try to make > >>>> people feel welcome, we've also spelled this out on a > >>>> "CONTRIBUTE" link from the project page: > >>>> http://druid.io/community/. Today we have an active > >>>> contributor base (a typical release has ~40 contributors) > >>>> and mailing list. > >>>> > >>>> === Core Developers === > >>>> > >>>> Druid enjoys good diversity of committer affiliation. The > >>>> most active developers over the past year are affiliated > >>>> with four different companies: Imply, Metamarkets, Yahoo, > >>>> and Hortonworks. Many Druid committers are also committers > >>>> on other ASF projects as well, including Apache Airflow, > >>>> Apache Curator, and Apache Calcite. The original developers > >>>> of Druid remain involved in the project. > >>>> > >>>> === Alignment === > >>>> > >>>> Druid's current governance structure is Apache-inspired with > >>>> a PMC and committers chosen by a meritocratic > >>>> process. Additionally, Druid integrates with a number of > >>>> other Apache projects, including Kafka, Hadoop, Hive, > >>>> Calcite, Superset (incubating), Spark, Curator, and > >>>> ZooKeeper. > >>>> > >>>> == Known Risks == > >>>> > >>>> === Orphaned products === > >>>> > >>>> The risk of Druid becoming orphaned is low, due to a diverse > >>>> committer base that is invested in the future of the > >>>> project. > >>>> > >>>> === Inexperience with Open Source === > >>>> > >>>> Druid's core developers have been running it as a > >>>> community-oriented open source project for some time now, > >>>> and many of them are committers on other open source > >>>> projects as well, including Apache Airflow, Apache Curator, > >>>> and Apache Calcite. > >>>> > >>>> === Homogenous Developers === > >>>> > >>>> Druid's current diversity of committer affiliation means > >>>> that we have become accustomed to working collaboratively > >>>> and in the open. We hope that a transition to the ASF helps > >>>> Druid's contributor base become even more diverse. > >>>> > >>>> === Reliance on Salaried Developers === > >>>> > >>>> Druid's user base and contributor base skews heavily towards > >>>> salaried developers. We believe this is natural since Druid > >>>> is a technology designed to be deployed on large clusters, > >>>> and due to this, tends to be deployed by organizations > >>>> rather than by individuals. Nevertheless, many current Druid > >>>> developers have continued working on the project even > >>>> through job changes, which we take to be a good sign of > >>>> developer commitment and personal interest. > >>>> > >>>> === Relationships with Other Apache Products === > >>>> > >>>> Druid integrates with a number of other Apache > >>>> projects. Druid internally uses Calcite for SQL planning, > >>>> and Curator and ZooKeeper for coordination. Druid can read > >>>> data in Avro or Parquet format. Druid can load data from > >>>> streams in Kafka or from files in Hadoop. Druid integrates > >>>> with Hive as an option for SQL query acceleration. Druid > >>>> data can be visualized by Superset (incubating). > >>>> > >>>> === A Excessive Fascination with the Apache Brand === > >>>> > >>>> Druid is a successful project with a diverse community. The > >>>> main reason for pursuing incubation is to find a stable, > >>>> long term home for the project with a well known governance > >>>> philosophy. > >>>> > >>>> == Required Resources == > >>>> > >>>> === Mailing lists === > >>>> > >>>> We would like to migrate the existing Druid mailing lists > >>>> from Google Groups to Apache. > >>>> > >>>> * druid-user@googlegroups -> us...@druid.incubator.apache.org > >>>> * druid-development@googlegroups -> d...@druid.incubator.apache.org > >>>> > >>>> === Source control === > >>>> > >>>> Druid development currently takes place on GitHub. We would > >>>> like to continue using GitHub, if possible, in order to > >>>> preserve the workflows the community has developed around > >>>> GitHub pull requests. > >>>> > >>>> === Issue tracking === > >>>> > >>>> Druid currently uses GitHub issues for issue tracking. We > >>>> would like to migrate to Apache JIRA at > >>>> http://issues.apache.org/jira/browse/DRUID. > >>>> > >>>> == Documentation == > >>>> > >>>> Druid's documentation can be found at > >>>> http://druid.io/docs/latest/. > >>>> > >>>> == Initial Source == > >>>> > >>>> Druid was initially open-sourced by Metamarkets in 2012 and > >>>> has been run in a community-governed fashion since then. The > >>>> code is currently hosted at https://github.com/druid-io/ and > >>>> includes the following repositories: > >>>> > >>>> * druid (primary repository) > >>>> * druid-console (web console for Druid) > >>>> * druid-io.github.io (source for Druid's website at > >>>> http://druid.io/) > >>>> * tranquility (realtime stream push client for Druid) > >>>> * docker-druid (Docker image for Druid) > >>>> * pydruid (Python library) > >>>> * RDruid (R library) > >>>> * oss-parent (Maven POM files) > >>>> > >>>> == Source and Intellectual Property Submission Plan == > >>>> > >>>> A complete set of the open source code needs to be licensed > >>>> from the owning organization to the Foundation. Commercial > >>>> legal counsel for the owning organization will review the > >>>> standard Foundation licensing paperwork and propose any > >>>> updates as needed. This license will enable Apache to > >>>> incubate and manage the Druid project moving forward. > >>>> > >>>> Other Druid paraphernalia to be transferred to Apache > >>>> consists of: > >>>> > >>>> * GitHub organization at https://github.com/druid-io/ > >>>> * Twitter account at https://twitter.com/druidio > >>>> * "druid.io" domain name > >>>> * "Druid" trademark assignment per Foundation standard > >>>> paper. The trademark assignment paperwork shall be > >>>> reviewed by the owning organization's commercial and IP > >>>> counsel > >>>> * CLAs - all rights in the code licensed above should > >>>> encompass the CLAs that existed between developers and > >>>> owning organization > >>>> > >>>> A copyright license to the code, trademark assignment of > >>>> Druid, and transfer of other paraphernalia to Apache should > >>>> be sufficient to cover all rights required by Apache to > >>>> operate the project. > >>>> > >>>> == External Dependencies == > >>>> > >>>> External dependencies distributed with Druid currently all > >>>> have one of the following Category A or B licenses: ASL, > >>>> BSD, CDDL, EPL, MIT, MPL; with one exception: the optional > >>>> Druid MySQL metadata store extension depends on MySQL > >>>> Connector/J, which is GPL licensed. Druid currently packages > >>>> this as a separate download; see our current presentation > >>>> on: http://druid.io/downloads.html. As part of incubation we > >>>> intend to determine the best strategy for handling the MySQL > >>>> extension. > >>>> > >>>> == Cryptography == > >>>> > >>>> Not applicable. > >>>> > >>>> == Initial Committers == > >>>> > >>>> The initial committers for incubation are the current set of > >>>> committers on Druid who have expressed interest in being > >>>> involved in Apache incubation. Affiliations are listed > >>>> where relevant. We may seek to add other committers during > >>>> incubation; for example, we would want to add any current > >>>> Druid committers who express an interest after incubation > >>>> begins. > >>>> > >>>> * Charles Allen (char...@allen-net.com) (Snap) > >>>> * David Lim (david.clarence....@gmail.com) (Imply) > >>>> * Eric Tschetter (ched...@apache.org) (Splunk) > >>>> * Fangjin Yang (f...@imply.io) (Imply) > >>>> * Gian Merlino (g...@apache.org) (Imply) > >>>> * Himanshu Gupta (g.himan...@gmail.com) (Oath) > >>>> * Jihoon Son (jihoon...@apache.org) (Imply) > >>>> * Jonathan Wei (jon....@imply.io) (Imply) > >>>> * Maxime Beauchemin (maximebeauche...@gmail.com) (Lyft) > >>>> * Mohamed Slim Bouguerra (slim.bougue...@gmail.com) (Hortonworks) > >>>> * Nishant Bangarwa (nish...@apache.org) (Hortonworks) > >>>> * Parag Jain (paragjai...@gmail.com) (Oath) > >>>> * Roman Leventov (leventov...@gmail.com) (Metamarkets) > >>>> * Xavier Léauté (xav...@leaute.com <mailto:xav...@leaute.com>) > (Confluent) > >>>> > >>>> == Sponsors == > >>>> > >>>> * Champion: Julian Hyde > >>>> * Nominated mentors: Julian Hyde, P. Taylor Goetz, Jun Rao > >>>> * Sponsoring entity: Apache Incubator > >>>> > >>>> --------------------------------------------------------------------- > >>>> To unsubscribe, e-mail: general-unsubscr...@incubator.apache.org > >>>> For additional commands, e-mail: general-h...@incubator.apache.org > >>>> > >>>> > >>> > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: general-unsubscr...@incubator.apache.org > >> For additional commands, e-mail: general-h...@incubator.apache.org > > -- Best regards, Shaofeng Shi 史少锋
