You are viewing a plain text version of this content. The canonical link for it is here.
Posted to dev@iotdb.apache.org by Dawei Liu <at...@163.com> on 2020/04/03 15:51:42 UTC
[ANNOUNCE] IoTDB Weekly News (2020-03-27~2020-04-03)
Dear community,
I am very happy to share with you again the IoTDB weekly news.
The weekly has been published for 2 weeks and received enthusiastic feedback.
we update the weekly report template according to the suggestion,
more let people easy to understand IoTDB development.
Have a good weekend.
[Message Board]
1. Don't forget everyone who died from the COVID-19
2. Add performance testing result for every performance optimization PR
[Big Event]
1. Distributed version is developing, Raft log persistence,
add or delete nodes, and other functions (welcome to join🔥）
#958 Serialize raft log
#975 Refactoring raft log module
2. 0.10 online upgrade tools are developing (welcome to join🔥）
#983 Upgrade tool
3. SQL - PreviousFill,GroupByFill are developing (welcome to join🔥)
#931 Accelerate Previous Fill
#854 Group By Fill
4. IOTDB-573 Construct AbstractIoTDBThread and catch all Exception
https://issues.apache.org/jira/browse/IOTDB-573
5. The new TsFile structure was merged and written at the same speed as the original structure,
but 30% faster for the original data query,
70% faster for the aggregate query,
and 80% faster for the count(*) query
Welcome to #855 if you are interested in learning about updates
6. Merge with the official website repository,
add Chinese character support in the Session interface,
and optimize the SeriesReader, TimeGenerator, etc
Thanks
---
Dawei Liu
Re: [ANNOUNCE] IoTDB Weekly News (2020-03-27~2020-04-03)
Posted by Jialin Qiao <qj...@mails.tsinghua.edu.cn>.
Hi,
Thanks Dawei! The report looks very good.
--
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: "Xiangdong Huang" <sa...@gmail.com>
> 发送时间: 2020-04-04 08:44:25 (星期六)
> 收件人: dev@iotdb.apache.org
> 抄送:
> 主题: Re: [ANNOUNCE] IoTDB Weekly News (2020-03-27~2020-04-03)
>
> Thanks Dawei.
> -----------------------------------
> Xiangdong Huang
> School of Software, Tsinghua University
>
> 黄向东
> 清华大学 软件学院
>
>
> Dawei Liu <at...@163.com> 于2020年4月3日周五 下午11:53写道：
>
> > 大家好，
> >
> >
> > 很开心又一次与大家分享 IoTDB 社区周报。
> >
> > 周报经过了 2 周的发布，也收到了热情的反馈，我们根据建议更新周报模板，更让大家容易理解 IoTDB 的发展
> >
> > 祝周末愉快
> >
> > [一周寄语]
> > 1. 不忘记每一个因疫情逝去的人
> > 2. 性能优化的pr要记得加测试结果
> >
> >
> > [本周大事件]
> >
> > 1. 分布式版本正在开发，Raft日志持久化、节点增删等功能（欢迎各位加入🔥）
> > #958 Serialize raft log
> > #975 Refactoring raft log module
> >
> > 2. 0.10 版本在线升级工具，火热开发中 （欢迎各位加入🔥）
> > #983 Upgrade tool
> >
> > 3. SQL 语法 PreviousFill,GroupByFill 主体框架成型 (欢迎各位加入🔥)
> > #931 Accelerate Previous Fill
> > #854 Group By Fill
> >
> > 4. IOTDB-573 构造 AbstractIoTDBThread 类来管理所有异常
> > https://issues.apache.org/jira/browse/IOTDB-573
> >
> > 5. 合并了新的 TsFile 文件结构，写入速度与原结构相同，
> > 但原始数据查询快了30%,聚合查询快了70%，count(*)查询快了80%
> > 有兴趣了解更新项 欢迎访问 #855
> >
> > 6. 与官网仓库合二为一、在 Session 接口中增加中文字符支持、以及优化 SeriesReader、TimeGenerator 等等
> >
> >
> >
> > Thanks
> > ---
> > Dawei Liu
> >
> >
> >
> > > 2020年4月3日 下午11:51，Dawei Liu <at...@163.com> 写道：
> > >
> > > Dear community,
> > >
> > >
> > > I am very happy to share with you again the IoTDB weekly news.
> > >
> > > The weekly has been published for 2 weeks and received enthusiastic
> > feedback.
> > > we update the weekly report template according to the suggestion,
> > > more let people easy to understand IoTDB development.
> > >
> > > Have a good weekend.
> > >
> > > [Message Board]
> > > 1. Don't forget everyone who died from the COVID-19
> > > 2. Add performance testing result for every performance optimization PR
> > >
> > > [Big Event]
> > > 1. Distributed version is developing, Raft log persistence,
> > > add or delete nodes, and other functions (welcome to join🔥）
> > > #958 Serialize raft log
> > > #975 Refactoring raft log module
> > >
> > > 2. 0.10 online upgrade tools are developing (welcome to join🔥）
> > > #983 Upgrade tool
> > >
> > > 3. SQL - PreviousFill,GroupByFill are developing (welcome to join🔥)
> > > #931 Accelerate Previous Fill
> > > #854 Group By Fill
> > >
> > > 4. IOTDB-573 Construct AbstractIoTDBThread and catch all Exception
> > > https://issues.apache.org/jira/browse/IOTDB-573
> > >
> > > 5. The new TsFile structure was merged and written at the same speed as
> > the original structure,
> > > but 30% faster for the original data query,
> > > 70% faster for the aggregate query,
> > > and 80% faster for the count(*) query
> > > Welcome to #855 if you are interested in learning about updates
> > >
> > > 6. Merge with the official website repository,
> > > add Chinese character support in the Session interface,
> > > and optimize the SeriesReader, TimeGenerator, etc
> > >
> > >
> > >
> > > Thanks
> > > ---
> > > Dawei Liu
> > >
> > >
> > >
> >
> >
Re: [ANNOUNCE] IoTDB Weekly News (2020-03-27~2020-04-03)
Posted by Xiangdong Huang <sa...@gmail.com>.
Thanks Dawei.
-----------------------------------
Xiangdong Huang
School of Software, Tsinghua University
黄向东
清华大学 软件学院
Dawei Liu <at...@163.com> 于2020年4月3日周五 下午11:53写道：
> 大家好，
>
>
> 很开心又一次与大家分享 IoTDB 社区周报。
>
> 周报经过了 2 周的发布，也收到了热情的反馈，我们根据建议更新周报模板，更让大家容易理解 IoTDB 的发展
>
> 祝周末愉快
>
> [一周寄语]
> 1. 不忘记每一个因疫情逝去的人
> 2. 性能优化的pr要记得加测试结果
>
>
> [本周大事件]
>
> 1. 分布式版本正在开发，Raft日志持久化、节点增删等功能（欢迎各位加入🔥）
> #958 Serialize raft log
> #975 Refactoring raft log module
>
> 2. 0.10 版本在线升级工具，火热开发中 （欢迎各位加入🔥）
> #983 Upgrade tool
>
> 3. SQL 语法 PreviousFill,GroupByFill 主体框架成型 (欢迎各位加入🔥)
> #931 Accelerate Previous Fill
> #854 Group By Fill
>
> 4. IOTDB-573 构造 AbstractIoTDBThread 类来管理所有异常
> https://issues.apache.org/jira/browse/IOTDB-573
>
> 5. 合并了新的 TsFile 文件结构，写入速度与原结构相同，
> 但原始数据查询快了30%,聚合查询快了70%，count(*)查询快了80%
> 有兴趣了解更新项 欢迎访问 #855
>
> 6. 与官网仓库合二为一、在 Session 接口中增加中文字符支持、以及优化 SeriesReader、TimeGenerator 等等
>
>
>
> Thanks
> ---
> Dawei Liu
>
>
>
> > 2020年4月3日 下午11:51，Dawei Liu <at...@163.com> 写道：
> >
> > Dear community,
> >
> >
> > I am very happy to share with you again the IoTDB weekly news.
> >
> > The weekly has been published for 2 weeks and received enthusiastic
> feedback.
> > we update the weekly report template according to the suggestion,
> > more let people easy to understand IoTDB development.
> >
> > Have a good weekend.
> >
> > [Message Board]
> > 1. Don't forget everyone who died from the COVID-19
> > 2. Add performance testing result for every performance optimization PR
> >
> > [Big Event]
> > 1. Distributed version is developing, Raft log persistence,
> > add or delete nodes, and other functions (welcome to join🔥）
> > #958 Serialize raft log
> > #975 Refactoring raft log module
> >
> > 2. 0.10 online upgrade tools are developing (welcome to join🔥）
> > #983 Upgrade tool
> >
> > 3. SQL - PreviousFill,GroupByFill are developing (welcome to join🔥)
> > #931 Accelerate Previous Fill
> > #854 Group By Fill
> >
> > 4. IOTDB-573 Construct AbstractIoTDBThread and catch all Exception
> > https://issues.apache.org/jira/browse/IOTDB-573
> >
> > 5. The new TsFile structure was merged and written at the same speed as
> the original structure,
> > but 30% faster for the original data query,
> > 70% faster for the aggregate query,
> > and 80% faster for the count(*) query
> > Welcome to #855 if you are interested in learning about updates
> >
> > 6. Merge with the official website repository,
> > add Chinese character support in the Session interface,
> > and optimize the SeriesReader, TimeGenerator, etc
> >
> >
> >
> > Thanks
> > ---
> > Dawei Liu
> >
> >
> >
>
>
Re: [ANNOUNCE] IoTDB Weekly News (2020-03-27~2020-04-03)
Posted by Dawei Liu <at...@163.com>.
大家好，
很开心又一次与大家分享 IoTDB 社区周报。
周报经过了 2 周的发布，也收到了热情的反馈，我们根据建议更新周报模板，更让大家容易理解 IoTDB 的发展
祝周末愉快
[一周寄语]
1. 不忘记每一个因疫情逝去的人
2. 性能优化的pr要记得加测试结果
[本周大事件]
1. 分布式版本正在开发，Raft日志持久化、节点增删等功能（欢迎各位加入🔥）
#958 Serialize raft log
#975 Refactoring raft log module
2. 0.10 版本在线升级工具，火热开发中 （欢迎各位加入🔥）
#983 Upgrade tool
3. SQL 语法 PreviousFill,GroupByFill 主体框架成型 (欢迎各位加入🔥)
#931 Accelerate Previous Fill
#854 Group By Fill
4. IOTDB-573 构造 AbstractIoTDBThread 类来管理所有异常
https://issues.apache.org/jira/browse/IOTDB-573
5. 合并了新的 TsFile 文件结构，写入速度与原结构相同，
但原始数据查询快了30%,聚合查询快了70%，count(*)查询快了80%
有兴趣了解更新项 欢迎访问 #855
6. 与官网仓库合二为一、在 Session 接口中增加中文字符支持、以及优化 SeriesReader、TimeGenerator 等等
Thanks
---
Dawei Liu
> 2020年4月3日 下午11:51，Dawei Liu <at...@163.com> 写道：
>
> Dear community,
>
>
> I am very happy to share with you again the IoTDB weekly news.
>
> The weekly has been published for 2 weeks and received enthusiastic feedback.
> we update the weekly report template according to the suggestion,
> more let people easy to understand IoTDB development.
>
> Have a good weekend.
>
> [Message Board]
> 1. Don't forget everyone who died from the COVID-19
> 2. Add performance testing result for every performance optimization PR
>
> [Big Event]
> 1. Distributed version is developing, Raft log persistence,
> add or delete nodes, and other functions (welcome to join🔥）
> #958 Serialize raft log
> #975 Refactoring raft log module
>
> 2. 0.10 online upgrade tools are developing (welcome to join🔥）
> #983 Upgrade tool
>
> 3. SQL - PreviousFill,GroupByFill are developing (welcome to join🔥)
> #931 Accelerate Previous Fill
> #854 Group By Fill
>
> 4. IOTDB-573 Construct AbstractIoTDBThread and catch all Exception
> https://issues.apache.org/jira/browse/IOTDB-573
>
> 5. The new TsFile structure was merged and written at the same speed as the original structure,
> but 30% faster for the original data query,
> 70% faster for the aggregate query,
> and 80% faster for the count(*) query
> Welcome to #855 if you are interested in learning about updates
>
> 6. Merge with the official website repository,
> add Chinese character support in the Session interface,
> and optimize the SeriesReader, TimeGenerator, etc
>
>
>
> Thanks
> ---
> Dawei Liu
>
>
>