io.prestosql.operator.aggregation

Class RealCovarianceAggregation

java.lang.Object

io.prestosql.operator.aggregation.RealCovarianceAggregation

public class RealCovarianceAggregation
extends Object

Method Summary

Modifier and Type	Method and Description
static void	combine(CovarianceState state, CovarianceState otherState)
static void	covarPop(CovarianceState state, BlockBuilder out)
static void	covarSamp(CovarianceState state, BlockBuilder out)
static void	input(CovarianceState state, long dependentValue, long independentValue)

Methods inherited from class java.lang.Object

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

Method Detail

input

public static void input(CovarianceState state,
                         long dependentValue,
                         long independentValue)

combine

public static void combine(CovarianceState state,
                           CovarianceState otherState)

covarSamp

public static void covarSamp(CovarianceState state,
                             BlockBuilder out)

covarPop

public static void covarPop(CovarianceState state,
                            BlockBuilder out)