org.apache.hadoop.hive.ql.udf
Class UDFSign

java.lang.Object
  org.apache.hadoop.hive.ql.exec.UDF
      org.apache.hadoop.hive.ql.udf.UDFSign

public class UDFSign
extends UDF

Constructor Summary

UDFSign()

Method Summary

DoubleWritable

evaluate(DoubleWritable a) Take sign of a

Methods inherited from class org.apache.hadoop.hive.ql.exec.UDF

getRequiredFiles, getRequiredJars, getResolver, setResolver

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UDFSign

public UDFSign()

Method Detail

evaluate

public DoubleWritable evaluate(DoubleWritable a)

Take sign of a