org.apache.drill.exec.expr.fn.impl.gaggr

Class CoVariancePopulationFunctions.NullableFloat8CoVariancePopulation

java.lang.Object

org.apache.drill.exec.expr.fn.impl.gaggr.CoVariancePopulationFunctions.NullableFloat8CoVariancePopulation

All Implemented Interfaces:

DrillAggFunc, DrillFunc

Enclosing class:

CoVariancePopulationFunctions

public static class CoVariancePopulationFunctions.NullableFloat8CoVariancePopulation
extends Object
implements DrillAggFunc

Constructor Summary

Constructors

Constructor and Description
CoVariancePopulationFunctions.NullableFloat8CoVariancePopulation()

Method Summary

Methods

Modifier and Type	Method and Description
void	add()
void	output()
void	reset()
void	setup() Initialization for the beginning of the aggregation.

Methods inherited from class java.lang.Object

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

Constructor Detail

CoVariancePopulationFunctions.NullableFloat8CoVariancePopulation

public CoVariancePopulationFunctions.NullableFloat8CoVariancePopulation()

Method Detail

setup

public void setup()

Description copied from interface: DrillAggFunc

Initialization for the beginning of the aggregation.

Specified by:

setup in interface DrillAggFunc

add

public void add()

Specified by:

add in interface DrillAggFunc

output

public void output()

Specified by:

output in interface DrillAggFunc

reset

public void reset()

Specified by:

reset in interface DrillAggFunc