THIS REPO HAS MOVED TO https://github.com/apache/incubator-iotdb. TsFile is a columnar file format designed for time-series data, which supports efficient compression and query. It is easy to integrate TsFile with your IOT big data processing frameworks.
see： https://tower.im/projects/36de8571a0ff4833ae9d7f1c5c400c22/todos/83455db42c104746849565c5ca0a3eca/