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

Class FuncLogWithBaseDoubleToDouble

java.lang.Object

org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression

org.apache.hadoop.hive.ql.exec.vector.expressions.MathFuncDoubleToDouble

org.apache.hadoop.hive.ql.exec.vector.expressions.FuncLogWithBaseDoubleToDouble

All Implemented Interfaces:

Serializable

public class FuncLogWithBaseDoubleToDouble
extends MathFuncDoubleToDouble

See Also:

Serialized Form

Field Summary

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

colNum

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
FuncLogWithBaseDoubleToDouble()
FuncLogWithBaseDoubleToDouble(double scalarVal, int colNum, int outputColumnNum)

Method Summary

Modifier and Type	Method and Description
protected double	func(double d)
double	getBase()
VectorExpressionDescriptor.Descriptor	getDescriptor()

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

cleanup, 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

FuncLogWithBaseDoubleToDouble

public FuncLogWithBaseDoubleToDouble(double scalarVal,
                                     int colNum,
                                     int outputColumnNum)

FuncLogWithBaseDoubleToDouble

public FuncLogWithBaseDoubleToDouble()

Method Detail

func

protected double func(double d)

Specified by:

func in class MathFuncDoubleToDouble

getBase

public double getBase()

getDescriptor

public VectorExpressionDescriptor.Descriptor getDescriptor()

Specified by:

getDescriptor in class VectorExpression