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

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

public class UDFPower
extends UDF

UDFPower.

Constructor Summary

UDFPower()

Method Summary

BigDecimalWritable	evaluate(BigDecimalWritable a, org.apache.hadoop.io.IntWritable b) Raise a to the power of b
DoubleWritable	evaluate(DoubleWritable a, DoubleWritable b) Raise a to the power of b.
DoubleWritable	evaluate(DoubleWritable a, org.apache.hadoop.io.IntWritable b) Raise a to the power of b.

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

UDFPower

public UDFPower()

Method Detail

evaluate

public DoubleWritable evaluate(DoubleWritable a,
                               DoubleWritable b)

Raise a to the power of b.

evaluate

public DoubleWritable evaluate(DoubleWritable a,
                               org.apache.hadoop.io.IntWritable b)

Raise a to the power of b.

evaluate

public BigDecimalWritable evaluate(BigDecimalWritable a,
                                   org.apache.hadoop.io.IntWritable b)

Raise a to the power of b