Hi， Thank you for reminding me, I'll do it.
Thanks --- Dawei Liu > 2020年3月21日 上午9:59，Willem Jiang <[email protected]> 写道： > > Thanks for Dawei's great summary. > Can we put this weekly report into the wiki page at same time? > It could be more easy for people to go through these reports from a certain > url. > > Willem Jiang > > Twitter: willemjiang > Weibo: 姜宁willem > > On Fri, Mar 20, 2020 at 11:15 PM Dawei Liu <[email protected]> wrote: >> >> Hi， >> >> Thank you very much. Hope we can build a better IoTDB community together . >> >> >> Thanks >> --- >> Dawei Liu >> >> >> >>> 2020年3月20日 下午10:38，Julian Feinauer <[email protected]> 写道： >>> >>> Awesome, very well done Dawei! >>> >>> J >>> >>> Am 20.03.20, 15:06 schrieb "Dawei Liu" <[email protected]>: >>> >>> Hi 大家好, >>> >>> 非常非常开心作为第一个分享 IoTDB 社区周报的人。 >>> >>> 正文内容包含本周新贡献者、工作项、分布式版本进展，希望能够通过周报的方式展示我们正在做的工作，并吸引感兴趣的人参与到其中。 >>> >>> 最后祝大家度过一个愉快的周末。 >>> >>> [一周公告] >>> 1.IOTDB 的官网建设正在进行，你可以点击这里进行预览(https://rhh.666love.cn/ >>> <https://rhh.666love.cn/>)， 然后在邮件列表中直接回复[1]或者在jira[2]中留下你的想法。 >>> >>> [1] [DISUCSS] a new IoTDB website >>> [2] https://issues.apache.org/jira/browse/IOTDB-521 >>> <https://issues.apache.org/jira/browse/IOTDB-521> >>> >>> [本周新贡献者] 排名不分先后，热烈欢迎各位 >>> 1. SailVR >>> 2. VenkatDatta >>> 3. zzy9424 >>> 4. zhanglingzhe0820 >>> >>> [分布式版本] >>> 1. 支持了聚合查询 >>> 2. 支持了 group by 查询 >>> 3. 支持了 fill 查询 >>> 4. 支持了部分元数据查询（时间序列、设备查询) >>> 5. raft日志的持久化基本完成 >>> 6. 日志追赶简单实现完成，待完善边界情况 >>> 7. 增加新节点加入配置检查 >>> >>> >>> [本周工作] >>> >>> [正在进行中的工作] >>> 1. #919 使用 TimeColumn 减少数据拷贝 >>> 2. #917 优化 memtable 减少乱序数据 >>> 3. #910 添加更多设计文档 >>> 4. #902 calcite 集成 >>> 5. #857 多线程聚合查询 >>> 6. #855 优化 tsfile 索引 >>> 7. #854 增加 group by fill 查询语句 >>> 8. #852 增加 merge 设计文档 >>> 9. #777 rest api 开发 >>> >>> [待修复 bug] >>> 本周事本周毕，暂未发现更多问题 >>> >>> [本周完成的工作] >>> 1. #928 增加更多详细的写入错误码 >>> 2. #926 避免空的 memtable 刷盘 >>> 3. #925 更新 merge 策略 >>> 4. #915 修改 tsfile 写入流程文档 >>> 5. #914 为 V0.9 版本增加 insertInBatch 方法 >>> 6. #913 减少timeColumn 和 batchdata 之间的数据拷贝 >>> 7. #909 增加更多的启动检查 >>> 8. #908 #880 增加简单的数据库连接池 >>> 9. #906 增加 grafana 文本类型支持 >>> 10. #901 提前合并一些分布式代码到 maste 分支减少冲突 >>> >>> [已经修复的 bug] >>> 1. #927 在恢复时出现死锁 >>> 2. #924 tsfile 测试中产生的问题 >>> 3. #922 统计信息测试中的问题 >>> 4. #921 删除存储组后在恢复时产生错误 >>> 5. #920 空的 chunkmetadata 在 LAST 查询中会产生错误结果 >>> 6. #918 重复创建相同 schema 时产生的错误 >>> 7. #916 在高速插入时执行 flush 命令产生的错误 >>> 8. #907 修复 merge 的部分测试用例 >>> 9. #905 修复 timegenerator 中错误缓存的问题 >>> >>> >>> >>> >>> Thanks >>> --- >>> Dawei Liu >>> >>> >>> >>>> 2020年3月20日 下午10:03，Dawei Liu <[email protected]> 写道： >>>> >>>> Hi all, >>>> >>>> Very, very happy as the first speaker to share with you IoTDB news of the >>>> week. >>>> >>>> Share content contains new contributors, work items, distributed progress, >>>> hope to show what we are doing, and attract people who are interested. >>>> >>>> Have a good weekend. >>>> >>>> [Weekly announcements] >>>> 1.The new version of the IOTDB website is under construction, you can >>>> preview it by clicking here(https://rhh.666love.cn/ >>>> <https://rhh.666love.cn/>), >>>> and then reply directly to the mailing list [1] or leave your idea in >>>> jira[2]. >>>> >>>> [1] [DISUCSS] a new IoTDB website >>>> [2] https://issues.apache.org/jira/browse/IOTDB-521 >>>> <https://issues.apache.org/jira/browse/IOTDB-521> >>>> >>>> [New contributors this week] In no particular order, welcome all of you >>>> 1. SailVR >>>> 2. VenkatDatta >>>> 3. zzy9424 >>>> 4. zhanglingzhe0820 >>>> >>>> [Distributed version progress] >>>> 1. support group by query >>>> 2. support fill query >>>> 3. support some metadata query(timeseries, device) >>>> 4. Log persistence in raft is basicly implemented >>>> 5. Log catch up in raft is simply implemented without boundary check >>>> 6. configuration check when node joins >>>> >>>> [Progress of this week] >>>> >>>> [Work in progress] >>>> 1. #919 switch timeGenerate to use TimeColumn >>>> 2. #917 optimize memtable for reduce unseq data >>>> 3. #910 add system design eng files >>>> 4. #902 calcite integration >>>> 5. #857 parallel aggregation query >>>> 6. #855 new tsfile >>>> 7. #854 group by fill >>>> 8. #852 add merge design doc >>>> 9. #777 rest api support >>>> >>>> [Bugs to be fixed] >>>> Cheers, no bugs found so far >>>> >>>> [Finished work] >>>> 1. #928 add write process error code >>>> 2. #926 avoid flushing empty memtable >>>> 3. #925 update merge recover >>>> 4. #915 fix tsfile write flow diagram doc >>>> 5. #914 add insertInBatch for V0.9 >>>> 6. #913 same struce both timeColumn and batchdata >>>> 7. #909 add start-up checks >>>> 8. #908 #880 add a simple connection pool for session api >>>> 9. #906 add text support for grafana >>>> 10. #901 pre-merge distributed some code into >>>> master >>>> >>>> >>>> [Bugs that have been fixed] >>>> 1. #927 fix recover deadlock >>>> 2. #924 tsfile test bug >>>> 3. #922 static test bug >>>> 4. #921 deleting sg and initing from mlog >>>> 5. #920 empty chunkmetadata in last query gives wrong answer >>>> 6. #918 add duplicated metadata >>>> 7. #916 execute flush command while inserting >>>> 8. #907 fix unit test for merge >>>> 9. #905 timegenerator cache bug >>>> >>>> >>>> >>>> Thanks >>>> --- >>>> Dawei Liu >>>> >>>> >>>> >>> >>> >>> >>
