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

Class VectorColumnSourceMapping

java.lang.Object

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

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

public class VectorColumnSourceMapping
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 source column number.

Field Summary

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

outputColumns, sourceColumns, typeInfos, vectorColumnMapping

Constructor Summary

Constructors

Constructor and Description
VectorColumnSourceMapping(String name)

Method Summary

Modifier and Type	Method and Description
void	add(int sourceColumn, int outputColumn, TypeInfo typeInfo)
void	finalize()
boolean	isSourceSequenceGood()

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

getCount, getInputColumns, getOutputColumns, getTypeInfos, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

VectorColumnSourceMapping

public VectorColumnSourceMapping(String name)

Method Detail

add

public void add(int sourceColumn,
                int outputColumn,
                TypeInfo typeInfo)

Specified by:

add in class VectorColumnMapping

finalize

public void finalize()

Specified by:

finalize in class VectorColumnMapping

isSourceSequenceGood

public boolean isSourceSequenceGood()