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

Class VectorColumnOutputMapping

java.lang.Object

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

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

public class VectorColumnOutputMapping
extends VectorColumnMapping

This class collects column information for copying a row from one VectorizedRowBatch to same/another batch. In this variation, column information is ordered by the output column number.

Field Summary

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

outputColumns, sourceColumns, typeNames, vectorColumnMapping

Constructor Summary

Constructors

Constructor and Description
VectorColumnOutputMapping(String name)

Method Summary

Methods

Modifier and Type	Method and Description
void	add(int sourceColumn, int outputColumn, String typeName)
boolean	containsOutputColumn(int outputColumn)
void	finalize()

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

getCount, getInputColumns, getOutputColumns, getTypeNames, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

VectorColumnOutputMapping

public VectorColumnOutputMapping(String name)

Method Detail

add

public void add(int sourceColumn,
       int outputColumn,
       String typeName)

Specified by:

add in class VectorColumnMapping

containsOutputColumn

public boolean containsOutputColumn(int outputColumn)

finalize

public void finalize()

Specified by:

finalize in class VectorColumnMapping