org.apache.hadoop.hive.ql.udf

Class UDFExp

java.lang.Object

org.apache.hadoop.hive.ql.exec.UDF

org.apache.hadoop.hive.ql.udf.UDFMath

org.apache.hadoop.hive.ql.udf.UDFExp

public class UDFExp
extends UDFMath

UDFExp.

Constructor Summary

Constructors

Constructor and Description
UDFExp()

Method Summary

Methods

Modifier and Type	Method and Description
protected DoubleWritable	doEvaluate(DoubleWritable a) Raise e (the base of natural logarithm) to the power of a.

Methods inherited from class org.apache.hadoop.hive.ql.udf.UDFMath

evaluate, evaluate

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

UDFExp

public UDFExp()

Method Detail

doEvaluate

protected DoubleWritable doEvaluate(DoubleWritable a)

Raise e (the base of natural logarithm) to the power of a.

Specified by:

doEvaluate in class UDFMath