Hi, Glad to see the big improvement of IoTDB this year. I plan to add comprehensive design documents for newcomers. Looking forward to attracting more contributors.
Happy Spring Festival! -- Jialin Qiao School of Software, Tsinghua University 乔嘉林 清华大学 软件学院 > -----原始邮件----- > 发件人: "jincheng sun" <[email protected]> > 发送时间: 2020-01-24 12:20:05 (星期五) > 收件人: [email protected] > 抄送: > 主题: Re: [REPORT] Annual report of IoTDB 2019 > > Hi folks, > > Very happy to see the great achievements of IoTDB in the past year! > Congratulate! > > With the advent of the 5G era, IoT will definitely set off a new wave, and > it will also be the era of IoTDB's grand development. In 2020, I wish the > IoTDB community a continuous state and grows, become a top level project of > Apache as soon as possible! > > Happy new Chinese Year! > > Best, > Jincheng > ------------- > Twitter: https://twitter.com/sunjincheng121 > ------------- > > > Jack Tsai <[email protected]> 于2020年1月24日周五 上午11:17写道： > > > Hi, > > > > It’s been proud to be one of the IoTDB community. I really appreciate that > > IoTDB giving me the chance of being engaged in the open source environment > > last year. Happy Chinese New Year to you all! > > > > P.S. I will get back and continue my contribution soon after dealing with > > my personal stuff :-) > > > > Best, > > Jack Tsai > > > > 取得 iOS 版 Outlook<https://aka.ms/o0ukef> > > ________________________________ > > 寄件者: Xiangdong Huang <[email protected]> > > 寄件日期: Friday, January 24, 2020 1:29:59 AM > > 收件者: [email protected] <[email protected]> > > 主旨: [REPORT] Annual report of IoTDB 2019 > > > > Hi all, > > > > This is the last day of ""己亥" (like 2019) in Chinese Lunar Calendar. And > > tomorrow is the Chinese New Year, "庚子" year. Happy new year first of all. > > > > Jialin and I summaries the grows of IoTDB, both the project and the > > community. The following is a brief report. > > > > *1. The project development.* > > *1.1 Release* > > - 5 versions (i.e., 2 major versions, 3 minor versions) are released: > > 0.8.0, 0.8.1, 0.8.2, 0.9.0, 0.9.1. Among those, 0.8.0 is the first Apache > > release version; > > - Totally we merged 731 PRs, solved 268 JIRA issues. > > a. Now Github issues is opened. > > > > *1.2 Features* > > - Many new features are developed. Some important features are as follows: > > a. Merge small files at the backend (Like LSM). > > b. Partition data according to the time range. > > c. Support HDFS storage. > > d. Support TTL. > > e. More statements for querying data schema. > > f. Allow data being aligned on a device. Allow data being not aligned. > > g. Automatically register time series. > > h. Python API support. > > i. Native API support. > > j. Docker Image provided. > > h. Upgrade data tool is provided. > > - Many other features are not listed. You can get them from the release > > notes: > > https://github.com/apache/incubator-iotdb/blob/master/RELEASE_NOTES.md > > > > *1.3 Improvements* > > - Many improvements and refactors are finished, which improve IoTDB's > > performance, stability and code readability. > > a. Replace Thrift in TsFile's serialization. (called kill_Thanos in git > > repo) > > b. Refactor the storage engine. > > c. Refactor the query engine (not finished). > > d. Refactor the Schema/metadata management module. > > > > *2. What are not finished?* > > - The query engine is ongoing. > > - The distributed version is ongoing. > > > > *3. The community development.* > > *3.1 Committers.* > > - According to Github statistics, there are totally 53 contributors, 28 of > > them are committers and 23 of them are PPMCs. > > a. 6 new committers are nominated, Julian Feinauer, Jack Tsai, Yuan Tian, > > Kaifeng Xue, Zesong Sun, Tianci Zhu. > > b. 1 new PPMC is nominated, Julian Feinauer. > > - 4 persons played as Release Manager roles: Julian Feinauer (The First > > RM), Xiangdong Huang, Jialin Qiao, Lei Rui. > > > > *3.2 Mailing list* > > - For the dev@mailing list, there are 2945 emails sent by 162 people, > > divided into 1009 topics. The top 10 senders are: > > a. Xiangdong Huang: 565 email(s) > > b. GitBox: 319 email(s) (:-D) > > c. Julian Feinauer: 231 email(s) > > d. Christofer Dutz: 172 email(s) > > e. Jialin Qiao: 130 email(s) > > f. Justin Mclean: 128 email(s) > > g. Apache Jenkins Server: 127 email(s) > > h. Jialin Qiao (Jira): 111 email(s) > > i. Kevin A. McGrail: 60 email(s) > > j. Yi Xu (徐毅): 50 email(s) > > > > *3.3 Reports* > > - 4 quarterly reports are submitted. > > - In 2019, we gave talks about IoTDB on Apache Con NA and EU. > > - In 2019 and China, we gave more than 10 talks about IoTDB on difference > > conference. > > - In Jan 2020, IoTDB meetups were hold together with RocketMQ and Pulsar, > > in Dalian and Beijing, China. > > > > *3.4 Awards* > > - IoTDB wined the award "The Most Popular Open Source Project Derive From > > China in 2019 Top 30" > > - IoTDB wined the award "The Excellent Open Source Project in China" > > > > *4. Users* > > - As we know, there are at least more than 10 companies are using IoTDB. > > E.g., Shanghai Metro (and now Chongqing Metro, and Jinan Metro has > > developed IoTDB), Lenovo, China Tower, Gold Wind, COMAC (Chinese Airplane > > manufacturer), DCITs, Sangfor, etc.. > > > > Thanks so much for all of you, especially for our mentors Justin, > > Christofer, Kevin, and Willem Jiang! > > Thank Julian Feinauer gave the community so many helps! > > Thank all of Chinese contributors that letting IoTDB grows so quick! > > Thank all users that letting us know where IoTDB need to go! > > Thank all contributors that will appear in IoTDB community in the new year! > > > > We hope IoTDB can grows better and better in the new year. We hope IoTDB > > can be as a TLP as soon as possible. > > > > Happy new Chinese Year! Cheers! > > > > Best, > > ----------------------------------- > > Xiangdong Huang > > School of Software, Tsinghua University > > > > 黄向东 > > 清华大学 软件学院 > >
