I forgot to throw my +1 for S2Graph. Here is my +1 (binding).
Best regards, Hyunsik On Mon, Nov 23, 2015 at 11:23 PM, Seetharam Venkatesh <venkat...@innerzeal.com> wrote: > +1 binding. > > Thanks! > > On Mon, Nov 23, 2015 at 8:06 PM Byung-Gon Chun <bgc...@gmail.com> wrote: > >> +1 non-binding >> >> >> >> On Tue, Nov 24, 2015 at 12:21 PM, moon soo Lee <leemoon...@gmail.com> >> wrote: >> >> > +1 non-binding >> > On 2015년 11월 24일 (화) at 오전 11:55 hongbin ma <mahong...@apache.org> >> wrote: >> > >> > > +1 non-binding >> > > >> > > On Tue, Nov 24, 2015 at 10:54 AM, Luke Han <luke...@gmail.com> wrote: >> > > >> > > > +1 non-binding >> > > > >> > > > >> > > > Best Regards! >> > > > --------------------- >> > > > >> > > > Luke Han >> > > > >> > > > On Tue, Nov 24, 2015 at 8:53 AM, Hyunsik Choi <hyun...@apache.org> >> > > wrote: >> > > > >> > > > > Hello folks, >> > > > > >> > > > > Thanks for all the feedback on the S2Graph Proposal. >> > > > > >> > > > > I would like to call for a [VOTE] on S2Graph joining the ASF as an >> > > > > incubation project. >> > > > > >> > > > > The vote is open for at least 72 hours: >> > > > > >> > > > > [ ] +1 accept S2Graph in the Incubator >> > > > > [ ] ±0 >> > > > > [ ] -1 (please give reason) >> > > > > >> > > > > S2Graph provides a scalable distributed graph database engine over >> a >> > > > > key/value store such as HBase. S2Graph provides a fully >> asynchronous >> > > > > API to manipulate data as a property graph model and fast >> > > > > breadth-first-search queries over the graph. S2Graph is designed >> for >> > > > > OLTP-like workloads on graph data sets instead of batch processing, >> > > > > and it also provides INSERT/UPDATE operations on them. >> > > > > >> > > > > The proposal is available on the wiki here: >> > > > > https://wiki.apache.org/incubator/S2GraphProposal >> > > > > >> > > > > Best regards, >> > > > > Hyunsik >> > > > > >> > > > > >> > > > > <COPY of the proposal wiki> >> > > > > >> > > > > >> > > > >> > > >> > >> ------------------------------------------------------------------------------------------------ >> > > > > = S2Graph Proposal = >> > > > > >> > > > > == Abstract == >> > > > > S2Graph is a distributed and scalable OLTP graph database built on >> > > > > Apache HBase to support fast traversal of extremely large graphs. >> > > > > >> > > > > == Proposal == >> > > > > S2Graph provides a scalable distributed graph database engine over >> a >> > > > > key/value store such as HBase. S2Graph provides a fully >> asynchronous >> > > > > API to manipulate data as a property graph model and fast >> > > > > breadth-first-search queries over the graph. S2Graph is designed >> for >> > > > > OLTP-like workloads on graph data sets instead of batch processing. >> > > > > Also, S2Graph provides INSERT/UPDATE operations. Its name 'S2Graph' >> > is >> > > > > an abbreviated word of '''S'''uper '''S'''imple '''Graph''' >> Database. >> > > > > >> > > > > Here are additional materials to introduce S2Graph. >> > > > > * HBaseCon 2015 - >> > > > http://www.slideshare.net/HBaseCon/use-cases-session-5 >> > > > > * Apache: Big Data 2015 - >> > > > > >> > > >> http://schd.ws/hosted_files/apachebigdata2015/06/s2graph_apache_con.pdf >> > > > > >> > > > > == Background == >> > > > > S2Graph initially started as an internal project at Kakao.com to >> > > > > efficiently store user relations and user activities as one large >> > > > > graph and to provide a unified query interface to traverse the >> graph. >> > > > > It was open sourced on Github about a 3 months ago in June 2015. >> > > > > >> > > > > Over time, S2Graph using HBase as the storage tier has begun by >> > > > > adapted into various applications, such as messaging, social feeds, >> > > > > and realtime recommendations at Kakao. >> > > > > >> > > > > Users can benefit by using S2Graph`s generalized high level graph >> > > > > abstraction API instead of querying via low-level key/value APIs, >> > just >> > > > > as Apache Phoenix provides a SQL layer over HBase. >> > > > > >> > > > > == Rationale == >> > > > > Graph data (highly interconnected data) is very abundant and >> > important >> > > > > these days. When users have a multitude of relationships, each with >> > > > > complex properties associated with them, a graph model is more >> > > > > intuitive and efficient than tabular formats (RDBMS). >> > > > > >> > > > > There are many ASF projects that provide SQL tiers, but there is no >> > > > > ASF projects that provide a scalable graph layer on top of the >> > > > > existing hadoop ecosystem. When graph data grows to the trillion >> edge >> > > > > scale, the process of traversing takes a long time and can be >> costly. >> > > > > However, with the benefit of HBase`s scalable architecture, S2Graph >> > > > > can traverse large graphs in a breadth-first-search manner >> > > > > efficiently. >> > > > > >> > > > > S2Graph also interoperates with several existing Apache projects >> > > > > (HBase, Apache Spark) to provide means of merging real time events >> > and >> > > > > batch processed data using the property graph data model. >> > > > > >> > > > > Many developers run their own domain specific API servers to serve >> > > > > their data products, but a graph model is general and the S2Graph >> API >> > > > > fully supports traversal of the graph, so it can be used as a >> > scalable >> > > > > general purpose API serving layer for various domains. As long as >> > data >> > > > > can be modeled as graph, then users can avoid tedious work >> developing >> > > > > customized API servers if they use S2Graph. >> > > > > >> > > > > == Initial Goals == >> > > > > The initial goals will be to move the existing codebase to Apache >> and >> > > > > integrate with the Apache development process. Once this is >> > > > > accomplished, we plan for incremental development and releases that >> > > > > follow the Apache guidelines. >> > > > > >> > > > > == Current Status == >> > > > > >> > > > > === Meritocracy === >> > > > > S2Graph operated on meritocratic principles from the get go. >> > > > > Currently, all the discussions pertaining to S2Graph development >> are >> > > > > public on Github. The current incubation proposal includes the >> major >> > > > > code contributors to S2Graph. Several additional people have worked >> > on >> > > > > the S2graph codebase for industry use cases and would be interested >> > in >> > > > > becoming committers. We are starting with a small committer group >> and >> > > > > we plan to add additional committers following an open merit-based >> > > > > decision process during the incubation phase. >> > > > > >> > > > > === Community === >> > > > > We have already begun building a community but at this time the >> > > > > community consists only of S2Graph developers – all Kakao >> employees – >> > > > > and prospective users. S2Graph seeks to develop developer and user >> > > > > communities during incubation. >> > > > > >> > > > > === Core Developers === >> > > > > S2Graph is currently being designed and developed by 2 engineers >> from >> > > > > Kakao. - Doyung Yoon, Deawon Jeong. >> > > > > >> > > > > === Alignment === >> > > > > Our proposed S2Graph effort aligns closely with Apache HBase. The >> > > > > HBase project perimeter is denoted by a simple byte-array based >> > > > > Create, Read, Update, Delete and Scan API with no current plans to >> > > > > extend beyond these bounds. >> > > > > >> > > > > S2Graph complements this with a higher level API for a property >> graph >> > > > > model. >> > > > > >> > > > > S2Graph was designed to offer a scalable distributed graph database >> > > > > skin over HBase from the beginning in order to provide a property >> > > > > graph model and breadth first search, and will continue to focus on >> > > > > providing the graph model. >> > > > > >> > > > > == Known Risks == >> > > > > === Orphaned Products === >> > > > > The core developers of S2Graph team plan to work full time on this >> > > > > project. There is very little risk of S2Graph getting orphaned >> since >> > > > > at least one large company (Kakao) is extensively using it in their >> > > > > production HBase clusters. For example, currently there are 20+ use >> > > > > cases with more than 1+Trillion edges and 140 million breadth first >> > > > > search query requests per minute using S2Graph in production. We >> plan >> > > > > to extend and diversify this community further through Apache. >> > > > > >> > > > > === Inexperience with Open Source === >> > > > > The core developers are all active users and followers of open >> > source. >> > > > > They are already committers and contributors to the S2Graph Github >> > > > > project. All have been involved with the source code that has been >> > > > > released under an open source license. Though the core set of >> > > > > Developers do not have Apache Open Source experience, there are >> plans >> > > > > to onboard individuals with Apache open source experience to the >> > > > > project. >> > > > > >> > > > > === Homogenous Developers === >> > > > > Most committers in this proposal belong to the same institution >> > > > > (Kakao). The engagement of these committers goes well beyond the >> > > > > necessary development to support research, and all committers work >> on >> > > > > S2Graph full time. Several people from other institutions are >> working >> > > > > on and are familiar with the S2Graph codebase. We will work to >> > attract >> > > > > them as future committers during the incubation phase, following a >> > > > > merit-based approach. >> > > > > >> > > > > === Reliance on Salaried Developers === >> > > > > Kakao invested in S2Graph as the distributed graph database >> solution >> > > > > on top of HBase and some of its key engineers are working full time >> > on >> > > > > the project. We look forward to other Apache developers and >> > > > > researchers contributing to the project. Also key to addressing the >> > > > > risk associated with relying on Salaried developers from a single >> > > > > entity is to increase the diversity of the contributors and >> actively >> > > > > lobby for Domain experts in the graph database space to contribute. >> > > > > Apache S2Graph intends to do this. >> > > > > >> > > > > === Relationships with Other Apache Products === >> > > > > S2Graph has a strong relationship and dependency with Apache HBase >> > and >> > > > > Apache Spark. Being part of Apache’s Incubation community, could >> help >> > > > > with a closer collaboration among these two projects and as well as >> > > > > others. >> > > > > >> > > > > In terms of graph processing frameworks, S2Graph and Apache Giraph >> > > > > look similar. However, their goals are apparently different to each >> > > > > other. Giraph aims at analytical batch processing on immutable >> graph >> > > > > data sets. In contrast, S2Graph is designed for OLTP-like workloads >> > on >> > > > > graph data sets, and S2Graph provides INSERT/UPDATE operations too. >> > > > > >> > > > > >> > > > > === An Excessive Fascination with the Apache Brand === >> > > > > S2Graph is proposing to enter incubation at Apache in order to help >> > > > > efforts to diversify the committer-base, not so much to capitalize >> on >> > > > > the Apache brand. The S2Graph project is in production use already >> > > > > inside Kakao, but is not expected to be a Kakao product for >> external >> > > > > customers. As such, the S2Graph project is not seeking to use the >> > > > > Apache brand as a marketing tool. >> > > > > >> > > > > == Documentation == >> > > > > Information about S2Graph can be found at >> > > > > https://github.com/kakao/s2graph. The following links provide more >> > > > > information about S2Graph in open source: >> > > > > * S2Graph web site: >> > > https://steamshon.gitbooks.io/s2graph-book/content/ >> > > > > * Codebase at Github: https://github.com/kakao/s2graph >> > > > > * Issue Tracking: https://github.com/kakao/s2graph/issues >> > > > > * User community: https://groups.google.com/forum/#!forum/s2graph >> > > > > >> > > > > == Initial Source == >> > > > > >> > > > > The S2Graph codebase is currently hosted on Github: >> > > > > https://github.com/kakao/s2graph. >> > > > > >> > > > > === Source and Intellectual Property Submission Plan === >> > > > > >> > > > > Currently, the S2Graph codebase is distributed under the Apache 2.0 >> > > > > License. >> > > > > >> > > > > == External Dependencies == >> > > > > >> > > > > Beyond relying on Apache HBase, S2Graph has the following external >> > > > > dependencies: >> > > > > * Asynchbase (BSD) >> > > > > * Play Framework (Apache 2.0 license) >> > > > > * Scala (http://www.scala-lang.org/license.html) >> > > > > * Spark (Apache 2.0 license) >> > > > > * Kafka (Apache 2.0 license) >> > > > > >> > > > > == Required Resources == >> > > > > >> > > > > === Mailing list === >> > > > > >> > > > > We will migrate our mailing lists to the following: >> > > > > * us...@s2graph.incubator.apache.org >> > > > > * d...@s2graph.incubator.apache.org >> > > > > * priv...@s2graph.incubator.apache.org >> > > > > * comm...@s2graph.incubator.apache.org >> > > > > >> > > > > === Source control === >> > > > > >> > > > > The S2Graph team would like to use Git for source code control, due >> > to >> > > > > our current use of Git. We request a writeable Git repo for >> S2Graph, >> > > > > and mirroring to be set up to Github through INFRA. >> > > > > >> > > > > === Issue Tracking === >> > > > > >> > > > > S2Graph currently uses the github issue tracking system associated >> > > > > with its github repo (https://github.com/kakao/s2graph/issues). We >> > > > > will migrate to the Apache JIRA >> > > > > (http://issues.apache.org/jira/browse/S2Graph). >> > > > > >> > > > > === Other Resources === >> > > > > >> > > > > * Jenkins/Hudson for builds and test running. >> > > > > * Wiki for documentation purposes. >> > > > > * Blog to improve project dissemination. >> > > > > >> > > > > == Initial Committers == >> > > > > >> > > > > * Doyung Yoon <shom83 at gmail dot com> >> > > > > * Daewon Jeong <blueiur at gmail dot com> >> > > > > * Jaesang Kim <honeysleep at gmail dot com> >> > > > > * Hwansung Yu <deejayfwan at gmail dot com> >> > > > > * Min-Seok Kim <mskim.org at gmail dot com> >> > > > > * Chul Kang <miralchul at gmail dot com> >> > > > > * Luke Han <lukehan at apache dot org> >> > > > > * Alexander Bezzubov <bzz at apache dot org> >> > > > > >> > > > > == Affiliations == >> > > > > >> > > > > * Doyung Yoon, Kakao >> > > > > * Daewon Jeong, Kakao >> > > > > * Jaesang Kim, Kakao >> > > > > * Hwansung Yu, Kakao >> > > > > * Min-Seok Kim, Kakao >> > > > > * Chul Kang, Kakao, >> > > > > * Luke Han, Ebay Inc. >> > > > > * Alexander Bezzubov, NFLabs >> > > > > >> > > > > == Sponsors == >> > > > > >> > > > > === Champion === >> > > > > Hyunsik Choi >> > > > > >> > > > > === Nominated Mentors === >> > > > > * Andrew Purtell - Apache Member, Salesforce >> > > > > * Sergio Fernández - Apache Member, Redlink >> > > > > * Hyunsik Choi - Apache Member, Gruter Inc. >> > > > > * Seetharam Venkatesh - IPMC, Hortonworks Inc. >> > > > > >> > > > > === Sponsoring Entity === >> > > > > >> > > > > * The Apache Incubator >> > > > > >> > > > > >> --------------------------------------------------------------------- >> > > > > To unsubscribe, e-mail: general-unsubscr...@incubator.apache.org >> > > > > For additional commands, e-mail: general-h...@incubator.apache.org >> > > > > >> > > > > >> > > > >> > > >> > > >> > > >> > > -- >> > > Regards, >> > > >> > > *Bin Mahone | 马洪宾* >> > > Apache Kylin: http://kylin.io >> > > Github: https://github.com/binmahone >> > > >> > >> >> >> >> -- >> Byung-Gon Chun >> --------------------------------------------------------------------- To unsubscribe, e-mail: general-unsubscr...@incubator.apache.org For additional commands, e-mail: general-h...@incubator.apache.org
