org.apache.hadoop.hive.ql.udf.generic
Class StringNumDistinctValueEstimator
java.lang.Object
org.apache.hadoop.hive.ql.udf.generic.NumDistinctValueEstimator
org.apache.hadoop.hive.ql.udf.generic.StringNumDistinctValueEstimator
public class StringNumDistinctValueEstimator
- extends NumDistinctValueEstimator
Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.NumDistinctValueEstimator |
addToEstimator, 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 |
StringNumDistinctValueEstimator
public StringNumDistinctValueEstimator(int numVectors)
StringNumDistinctValueEstimator
public StringNumDistinctValueEstimator(String s,
int numVectors)
addToEstimator
public void addToEstimator(String s)
addToEstimatorPCSA
public void addToEstimatorPCSA(String s)
Copyright © 2012 The Apache Software Foundation