org.apache.drill.exec.physical.impl.partitionsender

Class PartitionSenderRootExec

java.lang.Object

org.apache.drill.exec.physical.impl.BaseRootExec

org.apache.drill.exec.physical.impl.partitionsender.PartitionSenderRootExec

All Implemented Interfaces:

AutoCloseable, RootExec

public class PartitionSenderRootExec
extends BaseRootExec

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PartitionSenderRootExec.Metric

Field Summary

Fields

Modifier and Type	Field and Description
protected int	actualPartitions
protected int	numberPartitions

Fields inherited from class org.apache.drill.exec.physical.impl.BaseRootExec

fragmentContext, oContext, stats

Constructor Summary

Constructors

Constructor and Description
PartitionSenderRootExec(FragmentContext context, RecordBatch incoming, HashPartitionSender operator)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
protected void	createPartitioner()
protected PartitionerDecorator	getPartitioner()
boolean	innerNext()
void	receivingFragmentFinished(ExecProtos.FragmentHandle handle) Inform sender that receiving fragment is finished and doesn't need any more data
void	sendEmptyBatch(boolean isLast)

Methods inherited from class org.apache.drill.exec.physical.impl.BaseRootExec

next, next

Methods inherited from class java.lang.Object

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

Field Detail

numberPartitions

protected final int numberPartitions

actualPartitions

protected final int actualPartitions

Constructor Detail

PartitionSenderRootExec

public PartitionSenderRootExec(FragmentContext context,
                       RecordBatch incoming,
                       HashPartitionSender operator)
                        throws OutOfMemoryException

Throws:

OutOfMemoryException

Method Detail

innerNext

public boolean innerNext()

Specified by:

innerNext in class BaseRootExec

createPartitioner

protected void createPartitioner()
                          throws SchemaChangeException

Throws:

SchemaChangeException

receivingFragmentFinished

public void receivingFragmentFinished(ExecProtos.FragmentHandle handle)

Description copied from interface: RootExec

Inform sender that receiving fragment is finished and doesn't need any more data

Specified by:

receivingFragmentFinished in interface RootExec

Overrides:

receivingFragmentFinished in class BaseRootExec

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Overrides:

close in class BaseRootExec

Throws:

Exception

sendEmptyBatch

public void sendEmptyBatch(boolean isLast)

getPartitioner

protected PartitionerDecorator getPartitioner()