UDF-Library is a set of user-defined functions (UDFs) designed for Apache IoTDB, a Internet of Things (IoT) database. This library provides fundamental and a few advanced functions on mathematics, statistics，anomaly detection and frequency analysis. Based on industrial requirements, this library also offers data quality analysis fuctions, mainly for sensor stability analysis. Miscellaneous functions may be added when new industrial demands arises.

For general discussion, user demand, etc., you may refer to Apache IoTDB mailing list. dev@iotdb.apache.org

E-mail: dev@iotdb.apache.org

IoTDB Library-UDF documentations - https://iotdb.apache.org/UserGuide/Master/UDF-Library/Quick-Start.html

The Apache IoTDB PMC will be responsible for the code.

The code repo will be transferred to the ASF as "apache/iotdb".

Identify the codebase

Organizational acceptance of responsibility for the project