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

Class CastDoubleToDecimal

java.lang.Object

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

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

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

All Implemented Interfaces:

Serializable

public class CastDoubleToDecimal
extends FuncDoubleToDecimal

Cast input double to a decimal. Get target value scale from output column vector.

See Also:

Serialized Form

Field Summary

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

childExpressions, inputColumnNum, inputDataTypePhysicalVariations, inputTypeInfos, LOG, outputColumnNum, outputDataTypePhysicalVariation, outputTypeInfo

Constructor Summary

Constructors

Constructor and Description
CastDoubleToDecimal()
CastDoubleToDecimal(int inputColumn, int outputColumnNum)

Method Summary

Modifier and Type	Method and Description
protected void	func(DecimalColumnVector outV, DoubleColumnVector inV, int i)
VectorExpressionDescriptor.Descriptor	getDescriptor()

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

evaluate, vectorExpressionParameters

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

displayArrayOfUtf8ByteArrays, displayUtf8Bytes, doTransientInit, doTransientInit, evaluateChildren, getChildExpressions, getChildExpressionsForTransientInit, getColumnParamString, getDoubleValueParamString, getInputDataTypePhysicalVariations, getInputTypeInfos, getLongValueParamString, getOutputColumnNum, getOutputColumnVectorType, getOutputDataTypePhysicalVariation, getOutputTypeInfo, getParamTypeString, getTypeName, init, setChildExpressions, setInputDataTypePhysicalVariations, setInputTypeInfos, setOutputDataTypePhysicalVariation, setOutputTypeInfo, shouldConvertDecimal64ToDecimal, supportsCheckedExecution, toString, transientInit

Methods inherited from class java.lang.Object

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

Constructor Detail

CastDoubleToDecimal

public CastDoubleToDecimal()

CastDoubleToDecimal

public CastDoubleToDecimal(int inputColumn,
                           int outputColumnNum)

Method Detail

func

protected void func(DecimalColumnVector outV,
                    DoubleColumnVector inV,
                    int i)

Specified by:

func in class FuncDoubleToDecimal

getDescriptor

public VectorExpressionDescriptor.Descriptor getDescriptor()

Overrides:

getDescriptor in class FuncDoubleToDecimal