org.apache.hadoop.hive.ql.udf.generic

Class DecimalNumDistinctValueEstimator

java.lang.Object

org.apache.hadoop.hive.ql.udf.generic.NumDistinctValueEstimator

org.apache.hadoop.hive.ql.udf.generic.DecimalNumDistinctValueEstimator

public class DecimalNumDistinctValueEstimator
extends NumDistinctValueEstimator

Constructor Summary

Constructors

Constructor and Description
DecimalNumDistinctValueEstimator(int numBitVectors)
DecimalNumDistinctValueEstimator(String s, int numBitVectors)

Method Summary

Methods

Modifier and Type	Method and Description
void	addToEstimator(HiveDecimal decimal)
void	addToEstimatorPCSA(HiveDecimal decimal)

Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.NumDistinctValueEstimator

addToEstimator, addToEstimator, addToEstimatorPCSA, addToEstimatorPCSA, estimateNumDistinctValues, estimateNumDistinctValuesPCSA, getBitVector, getBitVectorSize, getnumBitVectors, mergeEstimators, printNumDistinctValueEstimator, reset, serialize

Methods inherited from class java.lang.Object

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

Constructor Detail

DecimalNumDistinctValueEstimator

public DecimalNumDistinctValueEstimator(int numBitVectors)

DecimalNumDistinctValueEstimator

public DecimalNumDistinctValueEstimator(String s,
                                int numBitVectors)

Method Detail

addToEstimator

public void addToEstimator(HiveDecimal decimal)

Overrides:

addToEstimator in class NumDistinctValueEstimator

addToEstimatorPCSA

public void addToEstimatorPCSA(HiveDecimal decimal)

Overrides:

addToEstimatorPCSA in class NumDistinctValueEstimator