Hi JB,

Curious to know about how it compares to Apache Crunch? Constructs
looks very familiar (had used Crunch long ago)

Thoughts?

- Ashish

On Fri, Jan 22, 2016 at 6:33 AM, Jean-Baptiste Onofré <j...@nanthrax.net> wrote:
> Hi Seshu,
>
> I blogged about Apache Dataflow proposal:
> http://blog.nanthrax.net/2016/01/introducing-apache-dataflow/
>
> You can see in the "what's next ?" section that new runners, skins and
> sources are on our roadmap. Definitely, a storm runner could be part of
> this.
>
> Regards
> JB
>
>
> On 01/22/2016 03:31 PM, Adunuthula, Seshu wrote:
>>
>> Awesome to see CloudDataFlow coming to Apache. The Stream Processing area
>> has been in general fragmented with a variety of solutions, hoping the
>> community galvanizes around Apache Data Flow.
>>
>> We are still in the "Apache Storm" world, Any chance for folks building a
>> "Storm Runner²?
>>
>>
>> On 1/20/16, 9:39 AM, "James Malone" <jamesmal...@google.com.INVALID>
>> wrote:
>>
>>>> Great proposal. I like that your proposal includes a well presented
>>>> roadmap, but I don't see any goals that directly address building a
>>>> larger
>>>> community. Y'all have any ideas around outreach that will help with
>>>> adoption?
>>>>
>>>
>>> Thank you and fair point. We have a few additional ideas which we can put
>>> into the Community section.
>>>
>>>
>>>>
>>>> As a start, I recommend y'all add a section to the proposal on the wiki
>>>> page for "Additional Interested Contributors" so that folks who want to
>>>> sign up to participate in the project can do so without requesting
>>>> additions to the initial committer list.
>>>>
>>>>
>>> This is a great idea and I think it makes a lot of sense to add an
>>> "Additional
>>> Interested Contributors" section to the proposal.
>>>
>>>
>>>> On Wed, Jan 20, 2016 at 10:32 AM, James Malone <
>>>> jamesmal...@google.com.invalid> wrote:
>>>>
>>>>> Hello everyone,
>>>>>
>>>>> Attached to this message is a proposed new project - Apache Dataflow,
>>>>
>>>> a
>>>>>
>>>>> unified programming model for data processing and integration.
>>>>>
>>>>> The text of the proposal is included below. Additionally, the
>>>>
>>>> proposal is
>>>>>
>>>>> in draft form on the wiki where we will make any required changes:
>>>>>
>>>>> https://wiki.apache.org/incubator/DataflowProposal
>>>>>
>>>>> We look forward to your feedback and input.
>>>>>
>>>>> Best,
>>>>>
>>>>> James
>>>>>
>>>>> ----
>>>>>
>>>>> = Apache Dataflow =
>>>>>
>>>>> == Abstract ==
>>>>>
>>>>> Dataflow is an open source, unified model and set of language-specific
>>>>
>>>> SDKs
>>>>>
>>>>> for defining and executing data processing workflows, and also data
>>>>> ingestion and integration flows, supporting Enterprise Integration
>>>>
>>>> Patterns
>>>>>
>>>>> (EIPs) and Domain Specific Languages (DSLs). Dataflow pipelines
>>>>
>>>> simplify
>>>>>
>>>>> the mechanics of large-scale batch and streaming data processing and
>>>>
>>>> can
>>>>>
>>>>> run on a number of runtimes like Apache Flink, Apache Spark, and
>>>>
>>>> Google
>>>>>
>>>>> Cloud Dataflow (a cloud service). Dataflow also brings DSL in
>>>>
>>>> different
>>>>>
>>>>> languages, allowing users to easily implement their data integration
>>>>> processes.
>>>>>
>>>>> == Proposal ==
>>>>>
>>>>> Dataflow is a simple, flexible, and powerful system for distributed
>>>>
>>>> data
>>>>>
>>>>> processing at any scale. Dataflow provides a unified programming
>>>>
>>>> model, a
>>>>>
>>>>> software development kit to define and construct data processing
>>>>
>>>> pipelines,
>>>>>
>>>>> and runners to execute Dataflow pipelines in several runtime engines,
>>>>
>>>> like
>>>>>
>>>>> Apache Spark, Apache Flink, or Google Cloud Dataflow. Dataflow can be
>>>>
>>>> used
>>>>>
>>>>> for a variety of streaming or batch data processing goals including
>>>>
>>>> ETL,
>>>>>
>>>>> stream analysis, and aggregate computation. The underlying programming
>>>>> model for Dataflow provides MapReduce-like parallelism, combined with
>>>>> support for powerful data windowing, and fine-grained correctness
>>>>
>>>> control.
>>>>>
>>>>>
>>>>> == Background ==
>>>>>
>>>>> Dataflow started as a set of Google projects focused on making data
>>>>> processing easier, faster, and less costly. The Dataflow model is a
>>>>> successor to MapReduce, FlumeJava, and Millwheel inside Google and is
>>>>> focused on providing a unified solution for batch and stream
>>>>
>>>> processing.
>>>>>
>>>>> These projects on which Dataflow is based have been published in
>>>>
>>>> several
>>>>>
>>>>> papers made available to the public:
>>>>>
>>>>> * MapReduce - http://research.google.com/archive/mapreduce.html
>>>>>
>>>>> * Dataflow model  - http://www.vldb.org/pvldb/vol8/p1792-Akidau.pdf
>>>>>
>>>>> * FlumeJava - http://notes.stephenholiday.com/FlumeJava.pdf
>>>>>
>>>>> * MillWheel - http://research.google.com/pubs/pub41378.html
>>>>>
>>>>> Dataflow was designed from the start to provide a portable programming
>>>>> layer. When you define a data processing pipeline with the Dataflow
>>>>
>>>> model,
>>>>>
>>>>> you are creating a job which is capable of being processed by any
>>>>
>>>> number
>>>> of
>>>>>
>>>>> Dataflow processing engines. Several engines have been developed to
>>>>
>>>> run
>>>>>
>>>>> Dataflow pipelines in other open source runtimes, including a Dataflow
>>>>> runner for Apache Flink and Apache Spark. There is also a ³direct
>>>>
>>>> runner²,
>>>>>
>>>>> for execution on the developer machine (mainly for dev/debug
>>>>
>>>> purposes).
>>>>>
>>>>> Another runner allows a Dataflow program to run on a managed service,
>>>>> Google Cloud Dataflow, in Google Cloud Platform. The Dataflow Java
>>>>
>>>> SDK is
>>>>>
>>>>> already available on GitHub, and independent from the Google Cloud
>>>>
>>>> Dataflow
>>>>>
>>>>> service. Another Python SDK is currently in active development.
>>>>>
>>>>> In this proposal, the Dataflow SDKs, model, and a set of runners will
>>>>
>>>> be
>>>>>
>>>>> submitted as an OSS project under the ASF. The runners which are a
>>>>
>>>> part
>>>> of
>>>>>
>>>>> this proposal include those for Spark (from Cloudera), Flink (from
>>>>
>>>> data
>>>>>
>>>>> Artisans), and local development (from Google); the Google Cloud
>>>>
>>>> Dataflow
>>>>>
>>>>> service runner is not included in this proposal. Further references to
>>>>> Dataflow will refer to the Dataflow model, SDKs, and runners which
>>>>
>>>> are a
>>>>>
>>>>> part of this proposal (Apache Dataflow) only. The initial submission
>>>>
>>>> will
>>>>>
>>>>> contain the already-released Java SDK; Google intends to submit the
>>>>
>>>> Python
>>>>>
>>>>> SDK later in the incubation process. The Google Cloud Dataflow service
>>>>
>>>> will
>>>>>
>>>>> continue to be one of many runners for Dataflow, built on Google Cloud
>>>>> Platform, to run Dataflow pipelines. Necessarily, Cloud Dataflow will
>>>>> develop against the Apache project additions, updates, and changes.
>>>>
>>>> Google
>>>>>
>>>>> Cloud Dataflow will become one user of Apache Dataflow and will
>>>>
>>>> participate
>>>>>
>>>>> in the project openly and publicly.
>>>>>
>>>>> The Dataflow programming model has been designed with simplicity,
>>>>> scalability, and speed as key tenants. In the Dataflow model, you only
>>>>
>>>> need
>>>>>
>>>>> to think about four top-level concepts when constructing your data
>>>>> processing job:
>>>>>
>>>>> * Pipelines - The data processing job made of a series of computations
>>>>> including input, processing, and output
>>>>>
>>>>> * PCollections - Bounded (or unbounded) datasets which represent the
>>>>
>>>> input,
>>>>>
>>>>> intermediate and output data in pipelines
>>>>>
>>>>> * PTransforms - A data processing step in a pipeline in which one or
>>>>
>>>> more
>>>>>
>>>>> PCollections are an input and output
>>>>>
>>>>> * I/O Sources and Sinks - APIs for reading and writing data which are
>>>>
>>>> the
>>>>>
>>>>> roots and endpoints of the pipeline
>>>>>
>>>>> == Rationale ==
>>>>>
>>>>> With Dataflow, Google intended to develop a framework which allowed
>>>>> developers to be maximally productive in defining the processing, and
>>>>
>>>> then
>>>>>
>>>>> be able to execute the program at various levels of
>>>>> latency/cost/completeness without re-architecting or re-writing it.
>>>>
>>>> This
>>>>>
>>>>> goal was informed by Google¹s past experience  developing several
>>>>
>>>> models,
>>>>>
>>>>> frameworks, and tools useful for large-scale and distributed data
>>>>> processing. While Google has previously published papers describing
>>>>
>>>> some
>>>> of
>>>>>
>>>>> its technologies, Google decided to take a different approach with
>>>>> Dataflow. Google open-sourced the SDK and model alongside
>>>>
>>>> commercialization
>>>>>
>>>>> of the idea and ahead of publishing papers on the topic. As a result,
>>>>
>>>> a
>>>>>
>>>>> number of open source runtimes exist for Dataflow, such as the Apache
>>>>
>>>> Flink
>>>>>
>>>>> and Apache Spark runners.
>>>>>
>>>>> We believe that submitting Dataflow as an Apache project will provide
>>>>
>>>> an
>>>>>
>>>>> immediate, worthwhile, and substantial contribution to the open source
>>>>> community. As an incubating project, we believe Dataflow will have a
>>>>
>>>> better
>>>>>
>>>>> opportunity to provide a meaningful contribution to OSS and also
>>>>
>>>> integrate
>>>>>
>>>>> with other Apache projects.
>>>>>
>>>>> In the long term, we believe Dataflow can be a powerful abstraction
>>>>
>>>> layer
>>>>>
>>>>> for data processing. By providing an abstraction layer for data
>>>>
>>>> pipelines
>>>>>
>>>>> and processing, data workflows can be increasingly portable,
>>>>
>>>> resilient to
>>>>>
>>>>> breaking changes in tooling, and compatible across many execution
>>>>
>>>> engines,
>>>>>
>>>>> runtimes, and open source projects.
>>>>>
>>>>> == Initial Goals ==
>>>>>
>>>>> We are breaking our initial goals into immediate (< 2 months),
>>>>
>>>> short-term
>>>>>
>>>>> (2-4 months), and intermediate-term (> 4 months).
>>>>>
>>>>> Our immediate goals include the following:
>>>>>
>>>>> * Plan for reconciling the Dataflow Java SDK and various runners into
>>>>
>>>> one
>>>>>
>>>>> project
>>>>>
>>>>> * Plan for refactoring the existing Java SDK for better extensibility
>>>>
>>>> by
>>>>>
>>>>> SDK and runner writers
>>>>>
>>>>> * Validating all dependencies are ASL 2.0 or compatible
>>>>>
>>>>> * Understanding and adapting to the Apache development process
>>>>>
>>>>> Our short-term goals include:
>>>>>
>>>>> * Moving the newly-merged lists, and build utilities to Apache
>>>>>
>>>>> * Start refactoring codebase and move code to Apache Git repo
>>>>>
>>>>> * Continue development of new features, functions, and fixes in the
>>>>> Dataflow Java SDK, and Dataflow runners
>>>>>
>>>>> * Cleaning up the Dataflow SDK sources and crafting a roadmap and plan
>>>>
>>>> for
>>>>>
>>>>> how to include new major ideas, modules, and runtimes
>>>>>
>>>>> * Establishment of easy and clear build/test framework for Dataflow
>>>>
>>>> and
>>>>>
>>>>> associated runtimes; creation of testing, rollback, and validation
>>>>
>>>> policy
>>>>>
>>>>>
>>>>> * Analysis and design for work needed to make Dataflow a better data
>>>>> processing abstraction layer for multiple open source frameworks and
>>>>> environments
>>>>>
>>>>> Finally, we have a number of intermediate-term goals:
>>>>>
>>>>> * Roadmapping, planning, and execution of integrations with other OSS
>>>>
>>>> and
>>>>>
>>>>> non-OSS projects/products
>>>>>
>>>>> * Inclusion of additional SDK for Python, which is under active
>>>>
>>>> development
>>>>>
>>>>>
>>>>> == Current Status ==
>>>>>
>>>>> === Meritocracy ===
>>>>>
>>>>> Dataflow was initially developed based on ideas from many employees
>>>>
>>>> within
>>>>>
>>>>> Google. As an ASL OSS project on GitHub, the Dataflow SDK has received
>>>>> contributions from data Artisans, Cloudera Labs, and other individual
>>>>> developers. As a project under incubation, we are committed to
>>>>
>>>> expanding
>>>>>
>>>>> our effort to build an environment which supports a meritocracy. We
>>>>
>>>> are
>>>>>
>>>>> focused on engaging the community and other related projects for
>>>>
>>>> support
>>>>>
>>>>> and contributions. Moreover, we are committed to ensure contributors
>>>>
>>>> and
>>>>>
>>>>> committers to Dataflow come from a broad mix of organizations through
>>>>
>>>> a
>>>>>
>>>>> merit-based decision process during incubation. We believe strongly in
>>>>
>>>> the
>>>>>
>>>>> Dataflow model and are committed to growing an inclusive community of
>>>>> Dataflow contributors.
>>>>>
>>>>> === Community ===
>>>>>
>>>>> The core of the Dataflow Java SDK has been developed by Google for use
>>>>
>>>> with
>>>>>
>>>>> Google Cloud Dataflow. Google has active community engagement in the
>>>>
>>>> SDK
>>>>>
>>>>> GitHub repository (
>>>>
>>>> https://github.com/GoogleCloudPlatform/DataflowJavaSDK
>>>>>
>>>>> ),
>>>>> on Stack Overflow (
>>>>> http://stackoverflow.com/questions/tagged/google-cloud-dataflow) and
>>>>
>>>> has
>>>>>
>>>>> had contributions from a number of organizations and indivuduals.
>>>>>
>>>>> Everyday, Cloud Dataflow is actively used by a number of organizations
>>>>
>>>> and
>>>>>
>>>>> institutions for batch and stream processing of data. We believe
>>>>
>>>> acceptance
>>>>>
>>>>> will allow us to consolidate existing Dataflow-related work, grow the
>>>>> Dataflow community, and deepen connections between Dataflow and other
>>>>
>>>> open
>>>>>
>>>>> source projects.
>>>>>
>>>>> === Core Developers ===
>>>>>
>>>>> The core developers for Dataflow and the Dataflow runners are:
>>>>>
>>>>> * Frances Perry
>>>>>
>>>>> * Tyler Akidau
>>>>>
>>>>> * Davor Bonaci
>>>>>
>>>>> * Luke Cwik
>>>>>
>>>>> * Ben Chambers
>>>>>
>>>>> * Kenn Knowles
>>>>>
>>>>> * Dan Halperin
>>>>>
>>>>> * Daniel Mills
>>>>>
>>>>> * Mark Shields
>>>>>
>>>>> * Craig Chambers
>>>>>
>>>>> * Maximilian Michels
>>>>>
>>>>> * Tom White
>>>>>
>>>>> * Josh Wills
>>>>>
>>>>> === Alignment ===
>>>>>
>>>>> The Dataflow SDK can be used to create Dataflow pipelines which can be
>>>>> executed on Apache Spark or Apache Flink. Dataflow is also related to
>>>>
>>>> other
>>>>>
>>>>> Apache projects, such as Apache Crunch. We plan on expanding
>>>>
>>>> functionality
>>>>>
>>>>> for Dataflow runners, support for additional domain specific
>>>>
>>>> languages,
>>>> and
>>>>>
>>>>> increased portability so Dataflow is a powerful abstraction layer for
>>>>
>>>> data
>>>>>
>>>>> processing.
>>>>>
>>>>> == Known Risks ==
>>>>>
>>>>> === Orphaned Products ===
>>>>>
>>>>> The Dataflow SDK is presently used by several organizations, from
>>>>
>>>> small
>>>>>
>>>>> startups to Fortune 100 companies, to construct production pipelines
>>>>
>>>> which
>>>>>
>>>>> are executed in Google Cloud Dataflow. Google has a long-term
>>>>
>>>> commitment
>>>> to
>>>>>
>>>>> advance the Dataflow SDK; moreover, Dataflow is seeing increasing
>>>>
>>>> interest,
>>>>>
>>>>> development, and adoption from organizations outside of Google.
>>>>>
>>>>> === Inexperience with Open Source ===
>>>>>
>>>>> Google believes strongly in open source and the exchange of
>>>>
>>>> information
>>>> to
>>>>>
>>>>> advance new ideas and work. Examples of this commitment are active OSS
>>>>> projects such as Chromium (https://www.chromium.org) and Kubernetes (
>>>>> http://kubernetes.io/). With Dataflow, we have tried to be
>>>>
>>>> increasingly
>>>>>
>>>>> open and forward-looking; we have published a paper in the VLDB
>>>>
>>>> conference
>>>>>
>>>>> describing the Dataflow model (
>>>>> http://www.vldb.org/pvldb/vol8/p1792-Akidau.pdf) and were quick to
>>>>
>>>> release
>>>>>
>>>>> the Dataflow SDK as open source software with the launch of Cloud
>>>>
>>>> Dataflow.
>>>>>
>>>>> Our submission to the Apache Software Foundation is a logical
>>>>
>>>> extension
>>>> of
>>>>>
>>>>> our commitment to open source software.
>>>>>
>>>>> === Homogeneous Developers ===
>>>>>
>>>>> The majority of committers in this proposal belong to Google due to
>>>>
>>>> the
>>>>>
>>>>> fact that Dataflow has emerged from several internal Google projects.
>>>>
>>>> This
>>>>>
>>>>> proposal also includes committers outside of Google who are actively
>>>>> involved with other Apache projects, such as Hadoop, Flink, and Spark.
>>>>
>>>> We
>>>>>
>>>>> expect our entry into incubation will allow us to expand the number of
>>>>> individuals and organizations participating in Dataflow development.
>>>>> Additionally, separation of the Dataflow SDK from Google Cloud
>>>>
>>>> Dataflow
>>>>>
>>>>> allows us to focus on the open source SDK and model and do what is
>>>>
>>>> best
>>>> for
>>>>>
>>>>> this project.
>>>>>
>>>>> === Reliance on Salaried Developers ===
>>>>>
>>>>> The Dataflow SDK and Dataflow runners have been developed primarily by
>>>>> salaried developers supporting the Google Cloud Dataflow project.
>>>>
>>>> While
>>>> the
>>>>>
>>>>> Dataflow SDK and Cloud Dataflow have been developed by different teams
>>>>
>>>> (and
>>>>>
>>>>> this proposal would reinforce that separation) we expect our initial
>>>>
>>>> set
>>>> of
>>>>>
>>>>> developers will still primarily be salaried. Contribution has not been
>>>>> exclusively from salaried developers, however. For example, the
>>>>
>>>> contrib
>>>>>
>>>>> directory of the Dataflow SDK (
>>>>>
>>>>
>>>>
>>>> https://github.com/GoogleCloudPlatform/DataflowJavaSDK/tree/master/contri
>>>> b
>>>>>
>>>>> )
>>>>> contains items from free-time contributors. Moreover, seperate
>>>>
>>>> projects,
>>>>>
>>>>> such as ScalaFlow (https://github.com/darkjh/scalaflow) have been
>>>>
>>>> created
>>>>>
>>>>> around the Dataflow model and SDK. We expect our reliance on salaried
>>>>> developers will decrease over time during incubation.
>>>>>
>>>>> === Relationship with other Apache products ===
>>>>>
>>>>> Dataflow directly interoperates with or utilizes several existing
>>>>
>>>> Apache
>>>>>
>>>>> projects.
>>>>>
>>>>> * Build
>>>>>
>>>>> ** Apache Maven
>>>>>
>>>>> * Data I/O, Libraries
>>>>>
>>>>> ** Apache Avro
>>>>>
>>>>> ** Apache Commons
>>>>>
>>>>> * Dataflow runners
>>>>>
>>>>> ** Apache Flink
>>>>>
>>>>> ** Apache Spark
>>>>>
>>>>> Dataflow when used in batch mode shares similarities with Apache
>>>>
>>>> Crunch;
>>>>>
>>>>> however, Dataflow is focused on a model, SDK, and abstraction layer
>>>>
>>>> beyond
>>>>>
>>>>> Spark and Hadoop (MapReduce.) One key goal of Dataflow is to provide
>>>>
>>>> an
>>>>>
>>>>> intermediate abstraction layer which can easily be implemented and
>>>>
>>>> utilized
>>>>>
>>>>> across several different processing frameworks.
>>>>>
>>>>> === An excessive fascination with the Apache brand ===
>>>>>
>>>>> With this proposal we are not seeking attention or publicity. Rather,
>>>>
>>>> we
>>>>>
>>>>> firmly believe in the Dataflow model, SDK, and the ability to make
>>>>
>>>> Dataflow
>>>>>
>>>>> a powerful yet simple framework for data processing. While the
>>>>
>>>> Dataflow
>>>> SDK
>>>>>
>>>>> and model have been open source, we believe putting code on GitHub can
>>>>
>>>> only
>>>>>
>>>>> go so far. We see the Apache community, processes, and mission as
>>>>
>>>> critical
>>>>>
>>>>> for ensuring the Dataflow SDK and model are truly community-driven,
>>>>> positively impactful, and innovative open source software. While
>>>>
>>>> Google
>>>> has
>>>>>
>>>>> taken a number of steps to advance its various open source projects,
>>>>
>>>> we
>>>>>
>>>>> believe Dataflow is a great fit for the Apache Software Foundation
>>>>
>>>> due to
>>>>>
>>>>> its focus on data processing and its relationships to existing ASF
>>>>> projects.
>>>>>
>>>>> == Documentation ==
>>>>>
>>>>> The following documentation is relevant to this proposal. Relevant
>>>>
>>>> portion
>>>>>
>>>>> of the documentation will be contributed to the Apache Dataflow
>>>>
>>>> project.
>>>>>
>>>>>
>>>>> * Dataflow website: https://cloud.google.com/dataflow
>>>>>
>>>>> * Dataflow programming model:
>>>>> https://cloud.google.com/dataflow/model/programming-model
>>>>>
>>>>> * Codebases
>>>>>
>>>>> ** Dataflow Java SDK:
>>>>> https://github.com/GoogleCloudPlatform/DataflowJavaSDK
>>>>>
>>>>> ** Flink Dataflow runner:
>>>>
>>>> https://github.com/dataArtisans/flink-dataflow
>>>>>
>>>>>
>>>>> ** Spark Dataflow runner: https://github.com/cloudera/spark-dataflow
>>>>>
>>>>> * Dataflow Java SDK issue tracker:
>>>>> https://github.com/GoogleCloudPlatform/DataflowJavaSDK/issues
>>>>>
>>>>> * google-cloud-dataflow tag on Stack Overflow:
>>>>> http://stackoverflow.com/questions/tagged/google-cloud-dataflow
>>>>>
>>>>> == Initial Source ==
>>>>>
>>>>> The initial source for Dataflow which we will submit to the Apache
>>>>> Foundation will include several related projects which are currently
>>>>
>>>> hosted
>>>>>
>>>>> on the GitHub repositories:
>>>>>
>>>>> * Dataflow Java SDK (
>>>>> https://github.com/GoogleCloudPlatform/DataflowJavaSDK)
>>>>>
>>>>> * Flink Dataflow runner
>>>>
>>>> (https://github.com/dataArtisans/flink-dataflow)
>>>>>
>>>>>
>>>>> * Spark Dataflow runner (https://github.com/cloudera/spark-dataflow)
>>>>>
>>>>> These projects have always been Apache 2.0 licensed. We intend to
>>>>
>>>> bundle
>>>>>
>>>>> all of these repositories since they are all complimentary and should
>>>>
>>>> be
>>>>>
>>>>> maintained in one project. Prior to our submission, we will combine
>>>>
>>>> all
>>>> of
>>>>>
>>>>> these projects into a new git repository.
>>>>>
>>>>> == Source and Intellectual Property Submission Plan ==
>>>>>
>>>>> The source for the Dataflow SDK and the three runners (Spark, Flink,
>>>>
>>>> Google
>>>>>
>>>>> Cloud Dataflow) are already licensed under an Apache 2 license.
>>>>>
>>>>> * Dataflow SDK -
>>>>>
>>>>
>>>>
>>>> https://github.com/GoogleCloudPlatform/DataflowJavaSDK/blob/master/LICENS
>>>> E
>>>>>
>>>>>
>>>>> * Flink runner -
>>>>> https://github.com/dataArtisans/flink-dataflow/blob/master/LICENSE
>>>>>
>>>>> * Spark runner -
>>>>> https://github.com/cloudera/spark-dataflow/blob/master/LICENSE
>>>>>
>>>>> Contributors to the Dataflow SDK have also signed the Google
>>>>
>>>> Individual
>>>>>
>>>>> Contributor License Agreement (
>>>>> https://cla.developers.google.com/about/google-individual) in order to
>>>>> contribute to the project.
>>>>>
>>>>> With respect to trademark rights, Google does not hold a trademark on
>>>>
>>>> the
>>>>>
>>>>> phrase ³Dataflow.² Based on feedback and guidance we receive during
>>>>
>>>> the
>>>>>
>>>>> incubation process, we are open to renaming the project if necessary
>>>>
>>>> for
>>>>>
>>>>> trademark or other concerns.
>>>>>
>>>>> == External Dependencies ==
>>>>>
>>>>> All external dependencies are licensed under an Apache 2.0 or
>>>>> Apache-compatible license. As we grow the Dataflow community we will
>>>>> configure our build process to require and validate all contributions
>>>>
>>>> and
>>>>>
>>>>> dependencies are licensed under the Apache 2.0 license or are under an
>>>>> Apache-compatible license.
>>>>>
>>>>> == Required Resources ==
>>>>>
>>>>> === Mailing Lists ===
>>>>>
>>>>> We currently use a mix of mailing lists. We will migrate our existing
>>>>> mailing lists to the following:
>>>>>
>>>>> * d...@dataflow.incubator.apache.org
>>>>>
>>>>> * u...@dataflow.incubator.apache.org
>>>>>
>>>>> * priv...@dataflow.incubator.apache.org
>>>>>
>>>>> * comm...@dataflow.incubator.apache.org
>>>>>
>>>>> === Source Control ===
>>>>>
>>>>> The Dataflow team currently uses Git and would like to continue to do
>>>>
>>>> so.
>>>>>
>>>>> We request a Git repository for Dataflow with mirroring to GitHub
>>>>
>>>> enabled.
>>>>>
>>>>>
>>>>> === Issue Tracking ===
>>>>>
>>>>> We request the creation of an Apache-hosted JIRA. The Dataflow
>>>>
>>>> project is
>>>>>
>>>>> currently using both a public GitHub issue tracker and internal Google
>>>>> issue tracking. We will migrate and combine from these two sources to
>>>>
>>>> the
>>>>>
>>>>> Apache JIRA.
>>>>>
>>>>> == Initial Committers ==
>>>>>
>>>>> * Aljoscha Krettek     [aljos...@apache.org]
>>>>>
>>>>> * Amit Sela            [amitsel...@gmail.com]
>>>>>
>>>>> * Ben Chambers         [bchamb...@google.com]
>>>>>
>>>>> * Craig Chambers       [chamb...@google.com]
>>>>>
>>>>> * Dan Halperin         [dhalp...@google.com]
>>>>>
>>>>> * Davor Bonaci         [da...@google.com]
>>>>>
>>>>> * Frances Perry        [f...@google.com]
>>>>>
>>>>> * James Malone         [jamesmal...@google.com]
>>>>>
>>>>> * Jean-Baptiste Onofré [jbono...@apache.org]
>>>>>
>>>>> * Josh Wills           [jwi...@apache.org]
>>>>>
>>>>> * Kostas Tzoumas       [kos...@data-artisans.com]
>>>>>
>>>>> * Kenneth Knowles      [k...@google.com]
>>>>>
>>>>> * Luke Cwik            [lc...@google.com]
>>>>>
>>>>> * Maximilian Michels   [m...@apache.org]
>>>>>
>>>>> * Stephan Ewen         [step...@data-artisans.com]
>>>>>
>>>>> * Tom White            [t...@cloudera.com]
>>>>>
>>>>> * Tyler Akidau         [taki...@google.com]
>>>>>
>>>>> == Affiliations ==
>>>>>
>>>>> The initial committers are from six organizations. Google developed
>>>>> Dataflow and the Dataflow SDK, data Artisans developed the Flink
>>>>
>>>> runner,
>>>>>
>>>>> and Cloudera (Labs) developed the Spark runner.
>>>>>
>>>>> * Cloudera
>>>>>
>>>>> ** Tom White
>>>>>
>>>>> * Data Artisans
>>>>>
>>>>> ** Aljoscha Krettek
>>>>>
>>>>> ** Kostas Tzoumas
>>>>>
>>>>> ** Maximilian Michels
>>>>>
>>>>> ** Stephan Ewen
>>>>>
>>>>> * Google
>>>>>
>>>>> ** Ben Chambers
>>>>>
>>>>> ** Dan Halperin
>>>>>
>>>>> ** Davor Bonaci
>>>>>
>>>>> ** Frances Perry
>>>>>
>>>>> ** James Malone
>>>>>
>>>>> ** Kenneth Knowles
>>>>>
>>>>> ** Luke Cwik
>>>>>
>>>>> ** Tyler Akidau
>>>>>
>>>>> * PayPal
>>>>>
>>>>> ** Amit Sela
>>>>>
>>>>> * Slack
>>>>>
>>>>> ** Josh Wills
>>>>>
>>>>> * Talend
>>>>>
>>>>> ** Jean-Baptiste Onofré
>>>>>
>>>>> == Sponsors ==
>>>>>
>>>>> === Champion ===
>>>>>
>>>>> * Jean-Baptiste Onofre      [jbono...@apache.org]
>>>>>
>>>>> === Nominated Mentors ===
>>>>>
>>>>> * Jim Jagielski           [j...@apache.org]
>>>>>
>>>>> * Venkatesh Seetharam     [venkat...@apache.org]
>>>>>
>>>>> * Bertrand Delacretaz     [bdelacre...@apache.org]
>>>>>
>>>>> * Ted Dunning             [tdunn...@apache.org]
>>>>>
>>>>> === Sponsoring Entity ===
>>>>>
>>>>> The Apache Incubator
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Sean
>>>>
>>
>>
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>>
>
> --
> Jean-Baptiste Onofré
> jbono...@apache.org
> http://blog.nanthrax.net
> Talend - http://www.talend.com
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: general-unsubscr...@incubator.apache.org
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>



-- 
thanks
ashish

Blog: http://www.ashishpaliwal.com/blog
My Photo Galleries: http://www.pbase.com/ashishpaliwal

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