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

Class CastStringToDate

java.lang.Object

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

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

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

CastStringToDateWithFormat, VectorUDFDateString

public class CastStringToDate
extends VectorExpression

Casts a string vector to a date 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
CastStringToDate()
CastStringToDate(int inputColumn, int outputColumnNum)

Method Summary

Modifier and Type	Method and Description
protected void	evaluate(LongColumnVector outputColVector, BytesColumnVector inV, int i)
void	evaluate(VectorizedRowBatch batch) This is the primary method to implement expression logic.
VectorExpressionDescriptor.Descriptor	getDescriptor()
protected void	setNull(LongColumnVector outputColVector, int i)
String	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

CastStringToDate

public CastStringToDate()

CastStringToDate

public CastStringToDate(int inputColumn,
                        int outputColumnNum)

Method Detail

evaluate

public void evaluate(VectorizedRowBatch batch)
              throws HiveException

Description copied from class: VectorExpression

This is the primary method to implement expression logic.

Specified by:

evaluate in class VectorExpression

Throws:

HiveException

evaluate

protected void evaluate(LongColumnVector outputColVector,
                        BytesColumnVector inV,
                        int i)

setNull

protected void setNull(LongColumnVector outputColVector,
                       int i)

vectorExpressionParameters

public String vectorExpressionParameters()

Specified by:

vectorExpressionParameters in class VectorExpression

getDescriptor

public VectorExpressionDescriptor.Descriptor getDescriptor()

Specified by:

getDescriptor in class VectorExpression