org.apache.hadoop.hive.ql.exec

Class PTFPartition

java.lang.Object

org.apache.hadoop.hive.ql.exec.PTFPartition

Direct Known Subclasses:

PTFRollingPartition, VectorPTFGroupBatches

public class PTFPartition
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	PTFPartition.PTFPartitionIterator<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected BoundaryCache	boundaryCache
protected static org.slf4j.Logger	LOG
protected PTFValueCache	valueCache

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PTFPartition()
protected	PTFPartition(org.apache.hadoop.conf.Configuration cfg, AbstractSerDe serDe, StructObjectInspector inputOI, StructObjectInspector outputOI)
protected	PTFPartition(org.apache.hadoop.conf.Configuration cfg, AbstractSerDe serDe, StructObjectInspector inputOI, StructObjectInspector outputOI, boolean createElemContainer)

Method Summary

Modifier and Type	Method and Description
void	append(Object o)
void	close()
static PTFPartition	create(org.apache.hadoop.conf.Configuration cfg, AbstractSerDe serDe, StructObjectInspector inputOI, StructObjectInspector outputOI)
static PTFRollingPartition	createRolling(org.apache.hadoop.conf.Configuration cfg, AbstractSerDe serDe, StructObjectInspector inputOI, StructObjectInspector outputOI, int precedingSpan, int followingSpan)
Object	getAt(int i)
BoundaryCache	getBoundaryCache()
StructObjectInspector	getInputOI()
StructObjectInspector	getOutputOI()
AbstractSerDe	getSerDe()
protected void	initBoundaryCache(org.apache.hadoop.conf.Configuration cfg)
protected void	initValueCache(org.apache.hadoop.conf.Configuration cfg)
PTFPartition.PTFPartitionIterator<Object>	iterator()
PTFPartition.PTFPartitionIterator<Object>	range(int start, int end)
PTFPartition.PTFPartitionIterator<Object>	range(int start, int end, boolean optimisedIteration)
void	reset()
static StructObjectInspector	setupPartitionOutputOI(AbstractSerDe serDe, StructObjectInspector tblFnOI)
int	size()

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static org.slf4j.Logger LOG

boundaryCache

protected BoundaryCache boundaryCache

valueCache

protected PTFValueCache valueCache

Constructor Detail

PTFPartition

protected PTFPartition()

PTFPartition

protected PTFPartition(org.apache.hadoop.conf.Configuration cfg,
                       AbstractSerDe serDe,
                       StructObjectInspector inputOI,
                       StructObjectInspector outputOI)
                throws HiveException

Throws:

HiveException

PTFPartition

protected PTFPartition(org.apache.hadoop.conf.Configuration cfg,
                       AbstractSerDe serDe,
                       StructObjectInspector inputOI,
                       StructObjectInspector outputOI,
                       boolean createElemContainer)
                throws HiveException

Throws:

HiveException

Method Detail

initBoundaryCache

protected void initBoundaryCache(org.apache.hadoop.conf.Configuration cfg)

initValueCache

protected void initValueCache(org.apache.hadoop.conf.Configuration cfg)

reset

public void reset()
           throws HiveException

Throws:

HiveException

getSerDe

public AbstractSerDe getSerDe()

getInputOI

public StructObjectInspector getInputOI()

getOutputOI

public StructObjectInspector getOutputOI()

getAt

public Object getAt(int i)
             throws HiveException

Throws:

HiveException

append

public void append(Object o)
            throws HiveException

Throws:

HiveException

size

public int size()

iterator

public PTFPartition.PTFPartitionIterator<Object> iterator()
                                                   throws HiveException

Throws:

HiveException

range

public PTFPartition.PTFPartitionIterator<Object> range(int start,
                                                       int end)

range

public PTFPartition.PTFPartitionIterator<Object> range(int start,
                                                       int end,
                                                       boolean optimisedIteration)

close

public void close()

create

public static PTFPartition create(org.apache.hadoop.conf.Configuration cfg,
                                  AbstractSerDe serDe,
                                  StructObjectInspector inputOI,
                                  StructObjectInspector outputOI)
                           throws HiveException

Throws:

HiveException

createRolling

public static PTFRollingPartition createRolling(org.apache.hadoop.conf.Configuration cfg,
                                                AbstractSerDe serDe,
                                                StructObjectInspector inputOI,
                                                StructObjectInspector outputOI,
                                                int precedingSpan,
                                                int followingSpan)
                                         throws HiveException

Throws:

HiveException

setupPartitionOutputOI

public static StructObjectInspector setupPartitionOutputOI(AbstractSerDe serDe,
                                                           StructObjectInspector tblFnOI)
                                                    throws SerDeException

Throws:

SerDeException

getBoundaryCache

public BoundaryCache getBoundaryCache()