org.apache.hadoop.hive.ql.metadata
Class Sample

java.lang.Object
  org.apache.hadoop.hive.ql.metadata.Sample

public class Sample
extends Object

A sample defines a subset of data based on sampling on a given dimension.

Field Summary

protected int	moduloNum
protected Dimension	sampleDimension
protected int	sampleFraction
protected int	sampleNum

Constructor Summary

Sample(int num, int fraction, Dimension d)

Method Summary

boolean	equals(Object o)
Dimension	getSampleDimension()
int	getSampleFraction()
int	getSampleNum()
int	hashCode()
boolean	inSample(Object o) Given an arbitrary object, determine if it falls within this sample.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

sampleNum

protected int sampleNum

sampleFraction

protected int sampleFraction

sampleDimension

protected Dimension sampleDimension

moduloNum

protected int moduloNum

Constructor Detail

Sample

public Sample(int num,
              int fraction,
              Dimension d)
       throws HiveException

Throws:

HiveException

Method Detail

inSample

public boolean inSample(Object o)

Given an arbitrary object, determine if it falls within this sample.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

getSampleNum

public int getSampleNum()

getSampleFraction

public int getSampleFraction()

getSampleDimension

public Dimension getSampleDimension()

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object