Hi, Looks great! +1 for name search ————————————————— Jialin Qiao Apache IoTDB PMC
Christofer Dutz <christofer.d...@c-ware.de> 于2023年10月26日周四 17:19写道： > > FYI, > > https://issues.apache.org/jira/browse/PODLINGNAMESEARCH-214 > > Chris > > Von: Xiangdong Huang <saint...@gmail.com> > Datum: Donnerstag, 26. Oktober 2023 um 04:23 > An: dev@iotdb.apache.org <dev@iotdb.apache.org> > Betreff: Re: [DISCUSS] Apache TsFile Proposal > Hi, > > The content looks fine. +1 for name-search. > Best, > ----------------------------------- > Xiangdong Huang > > > > Christofer Dutz <christofer.d...@c-ware.de> 于2023年10月25日周三 22:24写道： > > > > > More feedback from the board was that the description is pretty long and > > having it shorted would leave us more wiggle-room in the future. > > Also, should we formally have passed a name-search … if you’re ok with > > this, I would start the Name-Search. > > > > So that would result in the following resolution: > > > > 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 columnar storage file format designed for > > time > > series data. > > > > NOW, THEREFORE, BE IT RESOLVED, that a Project Management Committee > > (PMC), to be known as the "Apache TsFile Project", be and hereby is > > established pursuant to Bylaws of the Foundation; and be it further > > > > RESOLVED, that the Apache TsFile be and hereby is responsible for > > the creation and maintenance of software related to a columnar > > storage > > file format designed for time series data. > > > > RESOLVED, that the office of "Vice President, Apache TsFile" 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 > > TsFile Project, and to have primary responsibility for management of > > the projects within the scope of responsibility of the Apache TsFile > > 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 TsFile > > Project: > > > > - Yuan Tian (jackietien at apache dot org) > > - Chao Wang (wangchao316 at apache dot org) > > - Christofer Dutz (cdutz at apache dot org) > > - Jinrui Zhang (xingtanzjr at apache dot org) > > - Steve Yurong Su (rong at apache dot org) > > - Xinyu Tan (tanxinyu at apache dot org) > > - Haohan Hou (haonan at apache dot org) > > - Gaofei Cao (gaogaofei at apache dot org) > > - Jialin Qiao (qiaojialin at apache dot org) > > - Kun Liu (liukun at apache dot org) > > - Houliang Qi (neuyilan at apache dot org) > > - Xiangdong Huang (hxd at apache dot org) > > - Chao Wang (chaow at apache dot org) > > - Jianmin Wang (jimwang at apache dot org) > > - Tian Jiang (jiangtian at apache dot org） > > - Xinyi Zhao (zhaoxinyi at apache dot org) > > - Shuo Zhang (shuozhagn at apache dot org) > > > > NOW, THEREFORE, BE IT FURTHER RESOLVED, that {name of the chair} be > > appointed to the office of Vice President, Apache TsFile, 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 TsFile Project be and hereby is tasked > > with > > the migration and rationalization of the Apache IoTDB TsFile > > subproject; > > and be it further > > > > RESOLVED, that all responsibilities pertaining to the Apache IoTDB > > TsFile subproject encumbered upon the Apache IoTDB PMC are hereafter > > discharged. > > > > > > > > > > > > Von: Christofer Dutz <christofer.d...@c-ware.de> > > Datum: Mittwoch, 25. Oktober 2023 um 15:03 > > An: dev@iotdb.apache.org <dev@iotdb.apache.org> > > Betreff: AW: [DISCUSS] Apache TsFile Proposal > > So, it seems that this document is based on an incubation proposal … sorry > > … I just reviewed it on a content-level. > > As we’re going straight TLP this should look quite a bit different. So > > I’ll try to whip up a version: > > > > 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 columnar storage file format designed for > > time > > series data, which supports efficient compression, high throughput > > of > > read and write, and compatibility with various frameworks, such as > > Spark > > and Flink. It is easy to integrate TsFile into IoT big data > > processing > > frameworks. > > > > NOW, THEREFORE, BE IT RESOLVED, that a Project Management Committee > > (PMC), to be known as the "Apache TsFile Project", be and hereby is > > established pursuant to Bylaws of the Foundation; and be it further > > > > RESOLVED, that the Apache TsFile be and hereby is responsible for > > the creation and maintenance of software related to a columnar > > storage > > file format designed for time series data, which supports efficient > > compression, high throughput of read and write, and compatibility > > with > > various frameworks, such as Spark and Flink. It is easy to > > integrate TsFile > > into IoT big data processing frameworks. > > > > RESOLVED, that the office of "Vice President, Apache TsFile" 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 > > TsFile Project, and to have primary responsibility for management of > > the projects within the scope of responsibility of the Apache TsFile > > 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 TsFile > > Project: > > > > - Yuan Tian (jackietien at apache dot org) > > - Chao Wang (wangchao316 at apache dot org) > > - Christofer Dutz (cdutz at apache dot org) > > - Jinrui Zhang (xingtanzjr at apache dot org) > > - Steve Yurong Su (rong at apache dot org) > > - Xinyu Tan (tanxinyu at apache dot org) > > - Haohan Hou (haonan at apache dot org) > > - Gaofei Cao (gaogaofei at apache dot org) > > - Jialin Qiao (qiaojialin at apache dot org) > > - Kun Liu (liukun at apache dot org) > > - Houliang Qi (neuyilan at apache dot org) > > - Xiangdong Huang (hxd at apache dot org) > > - Chao Wang (chaow at apache dot org) > > - Jianmin Wang (jimwang at apache dot org) > > - Tian Jiang (jiangtian at apache dot org） > > - Xinyi Zhao (zhaoxinyi at apache dot org) > > - Shuo Zhang (shuozhagn at apache dot org) > > > > NOW, THEREFORE, BE IT FURTHER RESOLVED, that {name of the chair} be > > appointed to the office of Vice President, Apache TsFile, 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 TsFile Project be and hereby is tasked > > with > > the migration and rationalization of the Apache IoTDB TsFile > > subproject; > > and be it further > > > > RESOLVED, that all responsibilities pertaining to the Apache IoTDB > > TsFile subproject encumbered upon the Apache IoTDB PMC are hereafter > > discharged. > > > > > > > > > > > > > > > > Von: Christofer Dutz <christofer.d...@c-ware.de> > > Datum: Mittwoch, 25. Oktober 2023 um 12:24 > > An: dev@iotdb.apache.org <dev@iotdb.apache.org> > > Betreff: AW: [DISCUSS] Apache TsFile Proposal > > So, I gave the text a little run and tweaked a few parts (I do hope I > > based that on the latest version discussed here): > > > > > > > > # Abstract > > TsFile is a columnar storage file format designed for time series data, > > which supports efficient compression, high throughput of read and write, > > and compatibility with various frameworks, such as Spark and Flink. It is > > easy to integrate TsFile into IoT big data processing frameworks. > > > > # Proposal > > TsFile is used for managing time series data. Although it is firstly used > > inside IoTDB, many users and companies use TsFile directly as a time series > > data management solution independently. Besides, there is a growing > > requirement for Multi-Language Support of TsFile implementations, such as > > C++, Go and Rust. > > > > Apache IoTDB community hereby submit this proposal of TsFile as an > > independent Apache project. This proposal outlines the key features and > > benefits of TsFile, along with the integration plan and the need for > > multi-language support. > > > > # Background > > Time series data is becoming increasingly important in a wide range of > > applications, including IoT, intelligent control, finance, log analysis, > > and monitoring systems. > > TsFile has been developed by the Apache IoTDB community in Java and is > > currently located inside the Apache IoTDB code repository. Users could > > store time series data using TsFile, then read and analyze it in IoTDB, > > Spark and Flink. IoTDB could also generate TsFiles and synchronize TsFiles > > between two IoTDB instances. > > Furthermore, the demand for TsFile implementations in multiple programming > > languages has been growing, as it allows developers to leverage TsFile's > > capabilities in their preferred language. > > > > # TsFile offers several distinctive features and benefits: > > Efficient Storage and Compression: TsFile employs advanced compression > > techniques to minimize storage requirements, resulting in reduced disk > > space consumption and improved system efficiency. > > Flexible Schema and Metadata Management: TsFile allows for directly write > > data without predefining the schema, which is flexible for data acquisition. > > High Query Performance with time range: TsFile has indexed devices, > > sensors, and time dimensions to accelerate query performance, enabling fast > > filtering and retrieval of time series data. > > Seamless Integration: TsFile is designed to seamlessly integrate with > > existing big data frameworks, such as Spark, Flink and Hadoop. > > > > # Rationale > > TsFile is the first existing standard file format for time series data. In > > the industry companies usually write time series data without unification > > or use general columnar file format such as Parquet and ORC, which makes > > data collection and processing complicated without a standard. With TsFile, > > organizations could write data in TsFile inside end devices or gateway, > > then transfer TsFile to the cloud for unified management in IoTDB and other > > systems. In this way, we lower the network transmission and the computing > > resource consumption in the cloud. > > > > # Initial Goals > > The initial goals include: > > Make TsFile an independent project that has its own SDK and documentation > > that is easier to use. > > Multi-Language Support of TsFile implementations apart from Java, such as > > C++, Go and Rust. > > Integrate more encoding and compression methods in TsFile. > > More tools for TsFile: visualization tool, parsing tool, repair tool. > > > > # Current Status > > > > ## Meritocracy > > We plan to invite a subset of the Apache IoTDB committers as initial > > committers of Apache TsFile. And we would like to follow ASF meritocratic > > principles and invite additional developers to participate. We will > > establish the documentation and encourage and monitor community > > participation so that privileges can be extended to those that contribute. > > > > ## Community > > The TsFile community is grown from the Apache IoTDB Community. The IoTDB > > community is introducing TsFile at many technical conferences. Next, we > > will build the mailing list for more convenience, broader communication and > > archived discussions. We are open to recruiting more developers from > > diverse backgrounds. > > > > ## Core Developers > > TsFile initial PMCs are from IoTDB community: Christofer Dutz, Xiangdong > > Huang, Jialin Qiao, Steve Yurong Su, Jinrui Zhang, Yuan Tian, Xinyu Tan, > > Haonan Hou, Gaofei Cao, Tian Jiang, Chao Wang(wangchao316), Chao > > Wang(mychaow), Houliang Qi, Kun Liu. > > These people have extensive experience in building database and data > > management system. > > > > ## Alignment > > The ASF is the natural choice to host the TsFile project as its goal of > > encouraging community-driven open-source projects fits with our vision for > > TsFile. Additionally, many other projects with which we are familiar with > > and expect TsFile to integrate with, such as Apache Spark, Apache Flink and > > Apache IoTDB are hosted by the ASF and we will benefit and provide benefits > > in close proximity to them. > > > > # Known Risks > > > > ## Project Name > > TsFile project is used in IoTDB and other scenarios for over 7 years, its > > name is unique. > > > > ## Orphaned Products > > The core developers plan to work full time on the project. There is very > > little risk of TsFile being abandoned as it is part of Apache IoTDB's > > internal infrastructure. Tsinghua and NEL-BDS Lab relies on TsFile as a > > platform for many long-term research projects. Companies such as Timcho, > > Huawei, BONC, Yonyou will also participate in this project. > > > > ## Inexperience with Open Source > > All of the core developers have experience with open-source development. > > We have 1 Apache Board member(Christofer Dutz), 2 Apache Members(Xiangdong > > Huang, Jialin Qiao) and 11 Apache IoTDB PMCs in TsFile initial PMCs. We > > have the experience of the Apache way, such as community over code, license > > management, version release, CEV processing, attract committer/pmcs and > > meetups. > > > > ## Length of Incubation > > There are enough initial PMCs of TsFile know the ASF process well, so we > > apply to go straight to TLP. > > > > ## Homogeneous Developers > > The current core developers are from diverse groups: Apache IoTDB > > Community, Timecho, BONC, Huawei, eBay, Yonyou and Tsinghua University. > > > > ## Reliance on Salaried Developers > > Currently, the developers are paid to do work at Timecho, BONC, Huawei and > > Tsinghua University. Also, we have students and researchers/professors > > community in universities, and their researches focus on big data > > management and analytics. It is unlikely that they will change their > > research focus away from big data management. We will work to ensure that > > the ability for the project to continuously be stewarded and to proceed > > forward independent of salaried developers is continued. > > > > ## Relationships with Other Apache Products > > TsFile is used by Apache IoTDB project as the default data file format. > > TsFile-Spark-connector and TsFile-Flink-connector have been developed to > > support analyzing time series data by using Apache Spark and Flink. > > Overall, TsFile is designed as an open architecture, and it can be > > integrated with many other systems in the future. > > > > ## An Excessive Fascination with the Apache Brand > > We respect the reputation of the Apache brand and have no doubt that it > > will attract contributors and users. Most of the initial developers come > > from Apache IoTDB Community, so we have no intent to use the Apache brand > > for profit. Our goal is making TsFile integrating more with Apache projects > > and letting Apache community more professional in IoT data management. > > > > # Documentation > > The Documentations: > > https://iotdb.apache.org/UserGuide/V1.2.x/API/Programming-TsFile-API.html > > Examples: https://github.com/apache/iotdb/tree/master/example/tsfile > > > > # Initial Source > > TsFile core: https://github.com/apache/iotdb/tree/master/iotdb-core/tsfile > > Spark TsFile Connector： > > https://github.com/apache/iotdb/blob/master/iotdb-connector/spark-tsfile > > Flink TsFile Connector: > > https://github.com/apache/iotdb/blob/master/iotdb-connector/flink-tsfile-connector > > > > # Source and Intellectual Property Submission Plan > > > > ## External Dependencies > > - zstd-jni: BSD 2-Clause License > > - logback-classic: Eclipse Public License - v 1.0 > > - snappy-java: Apache License 2.0 > > - commons-io: Apache License 2.0 > > - commons-lang3: Apache License 2.0 > > - lz4-java: Apache License 2.0 > > - gson: Apache License 2.0 > > - Jol-core: > > - slice: Apache License 2.0 > > - xz: Public Domain > > - Mock: Apache License 2.0 > > > > ## Cryptography > > All codes are public under Apache license 2.0. > > > > # Required Resources > > > > ## Mailing Lists > > priv...@tsfile.apache.org<mailto:priv...@tsfile.apache.org> > > d...@tsfile.apache.org<mailto:d...@tsfile.apache.org> > > comm...@tsfile.apache.org<mailto:comm...@tsfile.apache.org> > > > > ## Git Directory > > Git is the preferred source control system: git://git.apache.org/tsfile > > > > ## Issue Tracking > > We will use the github issue for TsFile. > > > > # Initial Committers and PMC > > All initial committers will also be members of the PMC > > > > - Yuan Tian (jackietien at apache dot org) > > - Chao Wang (wangchao316 at apache dot org) > > - Christofer Dutz (cdutz at apache dot org) > > - Jinrui Zhang (xingtanzjr at apache dot org) > > - Steve Yurong Su (rong at apache dot org) > > - Xinyu Tan (tanxinyu at apache dot org) > > - Haohan Hou (haonan at apache dot org) > > - Gaofei Cao (gaogaofei at apache dot org) > > - Jialin Qiao (qiaojialin at apache dot org) > > - Kun Liu (liukun at apache dot org) > > - Houliang Qi (neuyilan at apache dot org) > > - Xiangdong Huang (hxd at apache dot org) > > - Chao Wang (chaow at apache dot org) > > - Jianmin Wang (jimwang at apache dot org) > > - Tian Jiang (jiangtian at apache dot org） > > - Xinyi Zhao (zhaoxinyi at apache dot org) > > - Shuo Zhang (shuozhagn at apache dot org) > > > > # Chair > > We propose to nominate {name once this has been decided} as Chair of the > > Apache TsFile PMC. > > > > # Sponsors > > Apache IoTDB > > > > # Champion > > Christofer Dutz (cdutz at apache dot org) > > > > > > Von: Xiangdong Huang <saint...@gmail.com> > > Datum: Mittwoch, 25. Oktober 2023 um 10:01 > > An: dev@iotdb.apache.org <dev@iotdb.apache.org> > > Betreff: Re: [DISCUSS] Apache TsFile Proposal > > > can you add in apache a initial ts-native for the rust project? > > > > I think supporting Rust has been introduced: > > > > - The initial goals include: Multi-Language Support of TsFile > > implementations apart from Java, such as C++, Go and Rust. > > > > ----------------------------------- > > Xiangdong Huang > > > > > > > > > > Giorgio Zoppi <giorgio.zo...@gmail.com> 于2023年10月25日周三 15:46写道： > > > > > Hello, > > > can you add in apache a initial ts-native for the rust project? Sorry > > for > > > being pedantic. > > > Best Regards, > > > Giorgio > > > > > > Il giorno mer 25 ott 2023 alle ore 05:04 Jialin Qiao < > > > qiaojia...@apache.org> > > > ha scritto: > > > > > > > Hi, > > > > > > > > The TsFile proposal is as follows, feel free to give advice :-) > > > > > > > > Abstract > > > > > > > > TsFile is a columnar storage file format designed for time series > > > > data, which supports efficient compression, high throughput of read > > > > and write, and compatibility with various frameworks, such as Spark > > > > and Flink. It is easy to integrate TsFile into IoT big data processing > > > > frameworks. > > > > > > > > Proposal > > > > > > > > TsFile is used for managing time series data. Although it is firstly > > > > used inside IoTDB, many users and companies use TsFile directly as a > > > > time series data management solution independently. Besides, there is > > > > a growing requirement for Multi-Language Support of TsFile > > > > implementations, such as C++, Go and Rust. > > > > > > > > Apache IoTDB community hereby submit this proposal of TsFile as an > > > > independent Apache project. This proposal outlines the key features > > > > and benefits of TsFile, along with the integration plan and the need > > > > for multi-language support. > > > > > > > > Background > > > > > > > > Time series data is becoming increasingly important in a wide range of > > > > applications, including IoT, intelligent control, finance, log > > > > analysis, and monitoring systems. > > > > TsFile has been developed by Apache IoTDB community in Java and is in > > > > IoTDB repository. Users could store time series data using TsFile, > > > > then read and analyze it in IoTDB, Spark and Flink. IoTDB could also > > > > generate TsFiles and syncronize TsFiles between two IoTDB instances. > > > > Furthermore, the demand for TsFile implementations in multiple > > > > programming languages has been growing, as it allows developers to > > > > leverage TsFile's capabilities in their preferred language. > > > > > > > > TsFile offers several distinctive features and benefits: > > > > Efficient Storage and Compression: TsFile employs advanced compression > > > > techniques to minimize storage requirements, resulting in reduced disk > > > > space consumption and improved system efficiency. > > > > Flexible Schema and Metadata Management: TsFile allows for directly > > > > write data without pre defining the schema, which is flexible for data > > > > aquisition. > > > > High Query Performance with time range: TsFile has indexed devices, > > > > sensors and time dimensions to accelerate query performance, enabling > > > > fast filtering and retrieval of time series data. > > > > Seamless Integration: TsFile is designed to seamlessly integrate with > > > > existing big data frameworks, such as Spark, Flink and Hadoop. > > > > > > > > > > > > Rationale > > > > > > > > Before using TsFile, there doesn't exist a file format for time > > > > series. The industry companies usually write time series data in > > > > various user-defined file format without unification, or use general > > > > columnar file format such as Parquet and ORC, which makes data > > > > collection and processing complicated without a standard. After > > > > TsFile, organizations could write data in TsFile inside end devices or > > > > gateway, then transfer TsFile to the cloud for unified management in > > > > IoTDB and other systems. In this way, we lower the network > > > > transmission and the computing resource consumption in the cloud. > > > > > > > > Initial Goals > > > > > > > > The initial goals include: > > > > > > > > Make TsFile an independent project that has its own SDK and > > > > documentation that is easier to use. > > > > Multi-Language Support of TsFile implementations apart from Java, such > > > > as C++, Go and Rust. > > > > Integrate more encoding and compression method in TsFile. > > > > More tools for TsFile: visualization tool, parsing tool, repair tool. > > > > > > > > > > > > Current Status > > > > > > > > Meritocracy > > > > > > > > We plan to invite the IoTDB committer to be the initial committer of > > > > TsFile. And we would like to follow ASF meritocratic principles and > > > > invite additional developers to participate. We will establish the > > > > documentation and encourage and monitor community participation so > > > > that privileges can be extended to those that contribute. > > > > > > > > Community > > > > > > > > The TsFile community is grown from the Apache IoTDB Community. The > > > > IoTDB community is introducing TsFile at many technical conferences. > > > > Next, we will build the mailing list for more convenience, broader > > > > communication and archived discussions. We are open to recruiting more > > > > developers from diverse backgrounds. > > > > > > > > Core Developers > > > > > > > > TsFile initial PMCs are from IoTDB community: Christofer Dutz, > > > > Xiangdong Huang, Jialin Qiao, Steve Yurong Su, Jinrui Zhang, Yuan > > > > Tian, Xinyu Tan, Haonan Hou, Gaofei Cao, Tian Jiang, Chao > > > > Wang(wangchao316), Chao Wang(mychaow), Houliang Qi, Kun Liu. > > > > These people has extensive experience in building database and data > > > > management system. > > > > > > > > Alignment > > > > > > > > The ASF is the natural choice to host the TsFile project as its goal > > > > of encouraging community-driven open-source projects fits with our > > > > vision for TsFile. Additionally, many other projects with which we are > > > > familiar with and expect TsFile to integrate with, such as Apache > > > > Spark, Apache Flink and Apache IoTDB are hosted by the ASF and we will > > > > benefit and provide benefits in close proximity to them. > > > > > > > > Known Risks > > > > > > > > Project Name > > > > > > > > TsFile project is used in IoTDB and other scenarios for over 7 years, > > > > its name is unique. > > > > > > > > Orphaned Products > > > > > > > > The core developers plan to work full time on the project. There is > > > > very little risk of TsFile being abandoned as it is part of Apache > > > > IoTDB's internal infrastructure. Tsinghua and NEL-BDS Lab relies on > > > > TsFile as a platform for a large number of long-term research > > > > projects. Companies such as Timcho, Huawei, BONC, Yonyou will also > > > > participated in this project. > > > > > > > > Inexperience with Open Source > > > > > > > > All of the core developers have experience with open source > > > > development. We have 1 Apache Board member(Christofer Dutz), 2 Apache > > > > Members(Xiangdong Huang, Jialin Qiao) and 11 Apache IoTDB PMCs in > > > > TsFile initial PMCs. We have the experience of the Apache way, such as > > > > community over code, license management, version release, CEV > > > > processing, attract committer/pmcs and meetups. > > > > > > > > Length of Incubation > > > > > > > > There are enough initial PMCs of TsFile know the ASF process well, so > > > > we apply to go straight to TLP. > > > > > > > > Homogeneous Developers > > > > > > > > The current core developers are from diverse groups: Apache IoTDB > > > > Community, Timecho, BONC, Huawei, eBay, Yonyou and Tsinghua > > > > University. > > > > > > > > Reliance on Salaried Developers > > > > > > > > Currently, the developers are paid to do work at Timecho, BONC, Huawei > > > > and Tsinghua University. Also we have students and > > > > researchers/professors community in universities, and their researches > > > > focus on big data management and analytics. It is unlikely that they > > > > will change their research focus away from big data management. We > > > > will work to ensure that the ability for the project to continuously > > > > be stewarded and to proceed forward independent of salaried developers > > > > is continued. > > > > > > > > Relationships with Other Apache Products > > > > > > > > TsFile is used by Apache IoTDB project as the default data file > > > > format. TsFile-Spark-connector and TsFile-Flink-connector have been > > > > developed to support analysing time series data by using Apache Spark > > > > and Flink. > > > > Overall, TsFile is designed as an open architecture, and it can be > > > > integrated with many other systems in the future. > > > > > > > > An Excessive Fascination with the Apache Brand > > > > > > > > We respect the reputation of the Apache brand and have no doubt that > > > > it will attract contributors and users. Most of the initial developers > > > > come from Apache IoTDB Community, so we have no intent to use the > > > > Apache brand for profit. Our goal is making TsFile integrating more > > > > with Apache projects and letting Apache community more professional in > > > > IoT data management. > > > > > > > > Documentation > > > > > > > > The Documentations: > > > > > > > > > https://iotdb.apache.org/UserGuide/V1.2.x/API/Programming-TsFile-API.html > > > > Examples: https://github.com/apache/iotdb/tree/master/example/tsfile > > > > > > > > Initial Source > > > > > > > > TsFile core: > > > https://github.com/apache/iotdb/tree/master/iotdb-core/tsfile > > > > Spark TsFile Connector： > > > > > > https://github.com/apache/iotdb/blob/master/iotdb-connector/spark-tsfile > > > > Flink TsFile Connector: > > > > > > > > > > > > > https://github.com/apache/iotdb/blob/master/iotdb-connector/flink-tsfile-connector > > > > > > > > > > > > Source and Intellectual Property Submission Plan > > > > > > > > External Dependencies > > > > > > > > zstd-jni: BSD 2-Clause License > > > > logback-classic: Eclipse Public License - v 1.0 > > > > snappy-java: Apache License 2.0 > > > > commons-io: Apache License 2.0 > > > > commons-lang3: Apache License 2.0 > > > > lz4-java: Apache License 2.0 > > > > gson: Apache License 2.0 > > > > slice: Apache License 2.0 > > > > xz: Public Domain > > > > Mock: Apache License 2.0 > > > > > > > > > > > > Cryptography > > > > > > > > All codes are public under Apache license 2.0. > > > > > > > > Required Resources > > > > > > > > > > > > Mailing Lists > > > > > > > > priv...@tsfile.apache.org > > > > d...@tsfile.apache.org > > > > comm...@tsfile.apache.org > > > > > > > > Subversion Directory > > > > > > > > Git is the preferred source control system: git:// > > git.apache.org/tsfile > > > > > > > > Issue Tracking > > > > > > > > JIRA TsFile (TsFile) > > > > > > > > Initial Committers > > > > > > > > Yuan Tian (jackietien at apache dot org) > > > > Chao Wang (wangchao316 at apache dot org) > > > > Christofer Dutz (cdutz at apache dot org) > > > > Jinrui Zhang (xingtanzjr at apache dot org) > > > > Steve Yurong Su (rong at apache dot org) > > > > Xinyu Tan (tanxinyu at apache dot org) > > > > Haohan Hou (haonan at apache dot org) > > > > Gaofei Cao (gaogaofei at apache dot org) > > > > Jialin Qiao (qiaojialin at apache dot org) > > > > Kun Liu (liukun at apache dot org) > > > > Houliang Qi (neuyilan at apache dot org) > > > > Xiangdong Huang (hxd at apache dot org) > > > > Chao Wang (chaow at apache dot org) > > > > Jianmin Wang (jimwang at apache dot org) > > > > Tian Jiang (jiangtian at apache dot org） > > > > Xinyi Zhao (zhaoxinyi at apache dot org) > > > > Shuo Zhang (shuozhagn at apache dot org) > > > > > > > > Sponsors > > > > Champion:TBD > > > > Nominated Mentors:TBD > > > > > > > > > > > > Thanks, > > > > ----------------- > > > > Jialin Qiao > > > > Apache IoTDB PMC > > > > > > > > > > > > > -- > > > Life is a chess game - Anonymous. > > > > >
