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

Class VectorUDFDateAddColScalar

java.lang.Object

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

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

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

VectorUDFDateSubColScalar

public class VectorUDFDateAddColScalar
extends VectorExpression

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	isPositive

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
VectorUDFDateAddColScalar()
VectorUDFDateAddColScalar(int colNum, long numDays, int outputColumnNum)

Method Summary

Modifier and Type	Method and Description
void	evaluate(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch) This is the primary method to implement expression logic.
protected long	evaluateDate(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector, int index)
protected void	evaluateString(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector, org.apache.hadoop.hive.ql.exec.vector.LongColumnVector outputVector, int i)
protected long	evaluateTimestamp(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector, int index)
VectorExpressionDescriptor.Descriptor	getDescriptor()
void	transientInit()
String	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

Methods inherited from class java.lang.Object

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

Field Detail

isPositive

protected boolean isPositive

Constructor Detail

VectorUDFDateAddColScalar

public VectorUDFDateAddColScalar(int colNum,
                                 long numDays,
                                 int outputColumnNum)

VectorUDFDateAddColScalar

public VectorUDFDateAddColScalar()

Method Detail

transientInit

public void transientInit()
                   throws HiveException

Overrides:

transientInit in class VectorExpression

Throws:

HiveException

evaluate

public void evaluate(org.apache.hadoop.hive.ql.exec.vector.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

evaluateTimestamp

protected long evaluateTimestamp(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector,
                                 int index)

evaluateDate

protected long evaluateDate(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector,
                            int index)

evaluateString

protected void evaluateString(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector,
                              org.apache.hadoop.hive.ql.exec.vector.LongColumnVector outputVector,
                              int i)

vectorExpressionParameters

public String vectorExpressionParameters()

Specified by:

vectorExpressionParameters in class VectorExpression

getDescriptor

public VectorExpressionDescriptor.Descriptor getDescriptor()

Specified by:

getDescriptor in class VectorExpression