Installing the Spark UDF Plugin

Operations in this section are required only when UDFs for operator acceleration are used.
The Spark engine has been installed by following instructions provided in Downloading the SparkExtension Plugin Package to Installing the Spark Engine.

Place the JAR packages on which the UDFs depend to the /user/hive-udf directory of HDFS.
- The /user/hive-udf directory can be customized.
- The JAR packages on which the UDFs depend need to be provided by yourself.
Register Hive UDFs on the management node of the cluster.
For details about how to register UDFs, see Integration with Hive UDFs/UDAFs/UDTFs.

Parent topic: Using Operator Acceleration on the Spark Engine