We have been trying to create a simple Hive UDF to mask some fields in a Hive Table. We are using an external file (placed on HDFS) to grab a piece of text to make a salting to the masking process. It seems we are doing everything ok but when we tried to create the external function it throws the error:
org.apache.hive.service.cli.HiveSQLException: Error while processing statement: FAILED: Execution Error, return code -101 from org.apache.hadoop.hive.ql.exec.FunctionTask. Could not initialize class co.company.Mask
This …