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

Class CastDoubleToVarChar

java.lang.Object

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

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

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

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

All Implemented Interfaces:

Serializable, TruncStringOutput

public class CastDoubleToVarChar
extends CastDoubleToString
implements TruncStringOutput

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
CastDoubleToVarChar()
CastDoubleToVarChar(int inputColumn, int outputColumnNum)

Method Summary

Modifier and Type	Method and Description
protected void	assign(BytesColumnVector outV, int i, byte[] bytes, int length)
int	getMaxLength()
void	setMaxLength(int maxLength)
String	vectorExpressionParameters()

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

func

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

evaluate, getDescriptor

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

CastDoubleToVarChar

public CastDoubleToVarChar()

CastDoubleToVarChar

public CastDoubleToVarChar(int inputColumn,
                           int outputColumnNum)

Method Detail

assign

protected void assign(BytesColumnVector outV,
                      int i,
                      byte[] bytes,
                      int length)

Overrides:

assign in class CastDoubleToString

getMaxLength

public int getMaxLength()

Specified by:

getMaxLength in interface TruncStringOutput

setMaxLength

public void setMaxLength(int maxLength)

Specified by:

setMaxLength in interface TruncStringOutput

vectorExpressionParameters

public String vectorExpressionParameters()

Overrides:

vectorExpressionParameters in class DoubleToStringUnaryUDF