http://iotdb.apache.org/UserGuide/V0.10.x/Overview/Architecture.html

IoTDB(Internet of Things Database)
designed for timeseries data, which can provide users specific services for data collection, storage and analysis.
massive dataset storage, high-speed data input and complex data analysis in the IoT industrial field
工业物联网 IIOT   Industrial Internet of Things 


data collection,writing,storage,query,visualization and analysis
 
 
components of the IoTDB suite

IoTDB-CLI
IoTDB-JDBC
TsFile   time series optimized file format 
TsFile-CLI      interactive client command line
TsFileSync tool   synchronize the TsFile to the HDFS
I/E Tool    batch load and export data

TsFile-Hadoop-Connector 
TsFile-Spark-Connector



Scenario 

芯片自动化生产线  


wind turbines 风机 收集发电机的工作状态和工作环境中的风速等信息


工业机器人设备信息监控
robotic equipment 


车载传感器 收集监测数据 
narrow-band IoT 窄带物联网



Features
Flexible deployment  部署灵活
Low storage cost , high compression ratio    高压缩比，更低的存储成本
Efficient directory structure ，fuzzy searching strategy for massive and complex directory of timeseries data.   高效的目录结构
High-throughput read and write  高性能读写 
Rich query semantics

IoTDB supports time alignment for timeseries data accross devices and sensors, 
computation in timeseries field (frequency domain transformation) and rich aggregation function support in time dimension.
时间对齐  丰富的聚合函数