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

Class VectorColumnOrderedMap

java.lang.Object

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

public class VectorColumnOrderedMap
extends Object

This class collects column information for mapping vector columns, including the hive type name. The column information are kept ordered by a specified column. Call getMapping to collects the results into convenient arrays.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	VectorColumnOrderedMap.Mapping

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.apache.commons.logging.Log	LOG
protected String	name

Constructor Summary

Constructors

Constructor and Description
VectorColumnOrderedMap(String name)

Method Summary

Methods

Modifier and Type	Method and Description
void	add(int orderedColumn, int valueColumn, String typeName)
VectorColumnOrderedMap.Mapping	getMapping()
boolean	orderedColumnsContain(int orderedColumn)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final transient org.apache.commons.logging.Log LOG

name

protected String name

Constructor Detail

VectorColumnOrderedMap

public VectorColumnOrderedMap(String name)

Method Detail

add

public void add(int orderedColumn,
       int valueColumn,
       String typeName)

orderedColumnsContain

public boolean orderedColumnsContain(int orderedColumn)

getMapping

public VectorColumnOrderedMap.Mapping getMapping()