Hi, As 0.12.2 is to be released, we could turn to 0.13.0. Here is the main goal of 0.13.0, it could be released in October. Welcome to supplement this page: https://cwiki.apache.org/confluence/display/IOTDB/v0.13 ————————————————— Jialin Qiao School of Software, Tsinghua University 乔嘉林 清华大学 软件学院