org.apache.hadoop.hive.ql.exec.vector.expressions
Class FuncPowerLongToDouble

java.lang.Object
  org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression
      org.apache.hadoop.hive.ql.exec.vector.expressions.MathFuncLongToDouble
          org.apache.hadoop.hive.ql.exec.vector.expressions.FuncPowerLongToDouble

All Implemented Interfaces:

Serializable, ISetDoubleArg

public class FuncPowerLongToDouble
extends MathFuncLongToDouble
implements ISetDoubleArg

Vectorized implementation for Pow(a, power) and Power(a, power)

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression

VectorExpression.Type

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression

childExpressions, inputTypes, outputType

Constructor Summary

FuncPowerLongToDouble()

FuncPowerLongToDouble(int colNum, double scalarVal, int outputColumn)

Method Summary

protected void	cleanup(DoubleColumnVector outputColVector, int[] sel, boolean selectedInUse, int n)
double	func(long l)
VectorExpressionDescriptor.Descriptor	getDescriptor()
double	getPower()
void	setArg(double d)
void	setPower(double power)

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.expressions.MathFuncLongToDouble

evaluate, getColNum, getOutputColumn, getOutputType, setColNum, setOutputColumn

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression

evaluateChildren, getChildExpressions, getInputTypes, setChildExpressions, setInputTypes, setOutputType, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

FuncPowerLongToDouble

public FuncPowerLongToDouble(int colNum,
                             double scalarVal,
                             int outputColumn)

FuncPowerLongToDouble

public FuncPowerLongToDouble()

Method Detail

func

public double func(long l)

Specified by:

func in class MathFuncLongToDouble

getPower

public double getPower()

setPower

public void setPower(double power)

setArg

public void setArg(double d)

Specified by:

setArg in interface ISetDoubleArg

cleanup

protected void cleanup(DoubleColumnVector outputColVector,
                       int[] sel,
                       boolean selectedInUse,
                       int n)

Overrides:

cleanup in class MathFuncLongToDouble

getDescriptor

public VectorExpressionDescriptor.Descriptor getDescriptor()

Specified by:

getDescriptor in class VectorExpression