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

public class FuncPowerLongToDouble
extends MathFuncLongToDouble

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

See Also:

Serialized Form

Field Summary

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

childExpressions, inputDataTypePhysicalVariations, inputTypeInfos, outputColumnNum, outputDataTypePhysicalVariation, outputTypeInfo

Constructor Summary

Constructors

Constructor and Description
FuncPowerLongToDouble()
FuncPowerLongToDouble(int colNum, double scalarVal, int outputColumnNum)

Method Summary

Modifier and Type	Method and Description
protected void	cleanup(org.apache.hadoop.hive.ql.exec.vector.DoubleColumnVector outputColVector, int[] sel, boolean selectedInUse, int n)
double	func(long l)
VectorExpressionDescriptor.Descriptor	getDescriptor()
double	getPower()

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

evaluate, vectorExpressionParameters

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

displayArrayOfUtf8ByteArrays, displayUtf8Bytes, doTransientInit, doTransientInit, evaluateChildren, getChildExpressions, getColumnParamString, getDoubleValueParamString, getInputDataTypePhysicalVariations, getInputTypeInfos, getLongValueParamString, getOutputColumnNum, getOutputColumnVectorType, getOutputDataTypePhysicalVariation, getOutputTypeInfo, getParamTypeString, getTypeName, init, setChildExpressions, setInputDataTypePhysicalVariations, setInputTypeInfos, setOutputDataTypePhysicalVariation, setOutputTypeInfo, supportsCheckedExecution, toString, transientInit

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 outputColumnNum)

FuncPowerLongToDouble

public FuncPowerLongToDouble()

Method Detail

func

public double func(long l)

Specified by:

func in class MathFuncLongToDouble

getPower

public double getPower()

cleanup

protected void cleanup(org.apache.hadoop.hive.ql.exec.vector.DoubleColumnVector outputColVector,
                       int[] sel,
                       boolean selectedInUse,
                       int n)

Overrides:

cleanup in class MathFuncLongToDouble

getDescriptor

public VectorExpressionDescriptor.Descriptor getDescriptor()

Specified by:

getDescriptor in class VectorExpression