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

Class VectorUDFDateDiffColCol

java.lang.Object

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

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

All Implemented Interfaces:

Serializable

public class VectorUDFDateDiffColCol
extends VectorExpression

See Also:

Serialized Form

Field Summary

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
VectorUDFDateDiffColCol()
VectorUDFDateDiffColCol(int colNum1, int colNum2, int outputColumnNum)

Method Summary

Modifier and Type	Method and Description
void	copySelected(org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector input, boolean selectedInUse, int[] sel, int size, org.apache.hadoop.hive.ql.exec.vector.LongColumnVector output)
void	copySelected(org.apache.hadoop.hive.ql.exec.vector.TimestampColumnVector input, boolean selectedInUse, int[] sel, int size, org.apache.hadoop.hive.ql.exec.vector.LongColumnVector output)
void	evaluate(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch) This is the primary method to implement expression logic.
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

Constructor Detail

VectorUDFDateDiffColCol

public VectorUDFDateDiffColCol(int colNum1,
                               int colNum2,
                               int outputColumnNum)

VectorUDFDateDiffColCol

public VectorUDFDateDiffColCol()

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

copySelected

public void copySelected(org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector input,
                         boolean selectedInUse,
                         int[] sel,
                         int size,
                         org.apache.hadoop.hive.ql.exec.vector.LongColumnVector output)

copySelected

public void copySelected(org.apache.hadoop.hive.ql.exec.vector.TimestampColumnVector input,
                         boolean selectedInUse,
                         int[] sel,
                         int size,
                         org.apache.hadoop.hive.ql.exec.vector.LongColumnVector output)

vectorExpressionParameters

public String vectorExpressionParameters()

Specified by:

vectorExpressionParameters in class VectorExpression

getDescriptor

public VectorExpressionDescriptor.Descriptor getDescriptor()

Specified by:

getDescriptor in class VectorExpression