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Quick Start

...Less than 1 minute

Quick Start


For applications based on time series data, data quality is vital.
UDF Library is IoTDB User Defined Functions (UDF) about data quality, including data profiling, data quality evalution and data repairing.
It effectively meets the demand for data quality in the industrial field.

Quick Start

  1. Download the JAR with all dependencies and the script of registering UDF.
  2. Copy the JAR package to ext\udf under the directory of IoTDB system.
  3. Run sbin\start-server.bat (for Windows) or sbin\ (for Linux or MacOS) to start IoTDB server.
  4. Copy the script to the directory of IoTDB system (under the root directory, at the same level as sbin), modify the parameters in the script if needed and run it to register UDF.


Since our codes are still under review, there are no codes in Apache repository. Before finishing the review, the above files can be downloaded in our old websiteopen in new window.

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