org.apache.drill.exec.physical.impl.flatten

Class FlattenRecordBatch

java.lang.Object

org.apache.drill.exec.record.AbstractRecordBatch<T>

org.apache.drill.exec.record.AbstractUnaryRecordBatch<T>

org.apache.drill.exec.record.AbstractSingleRecordBatch<FlattenPOP>

org.apache.drill.exec.physical.impl.flatten.FlattenRecordBatch

All Implemented Interfaces:

AutoCloseable, Iterable<VectorWrapper<?>>, CloseableRecordBatch, RecordBatch, VectorAccessible

public class FlattenRecordBatch
extends AbstractSingleRecordBatch<FlattenPOP>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FlattenRecordBatch.Metric

Nested classes/interfaces inherited from class org.apache.drill.exec.record.AbstractRecordBatch

AbstractRecordBatch.BatchState

Nested classes/interfaces inherited from interface org.apache.drill.exec.record.RecordBatch

RecordBatch.IterOutcome

Field Summary

Fields inherited from class org.apache.drill.exec.record.AbstractSingleRecordBatch

incoming

Fields inherited from class org.apache.drill.exec.record.AbstractUnaryRecordBatch

callBack

Fields inherited from class org.apache.drill.exec.record.AbstractRecordBatch

batchStatsContext, container, context, oContext, popConfig, state, stats, unionTypeEnabled

Fields inherited from interface org.apache.drill.exec.record.RecordBatch

MAX_BATCH_ROW_COUNT

Constructor Summary

Constructors

Constructor and Description
FlattenRecordBatch(FlattenPOP pop, RecordBatch incoming, FragmentContext context)

Method Summary

Modifier and Type	Method and Description
void	addComplexWriter(org.apache.drill.exec.vector.complex.writer.BaseWriter.ComplexWriter writer)
protected void	cancelIncoming()
void	close()
protected RecordBatch.IterOutcome	doWork()
void	dump() Perform dump of this batch's state to logs.
VectorContainer	getOutgoingContainer()
int	getRecordCount() Get the number of records.
RecordBatch.IterOutcome	innerNext()
protected boolean	setupNewSchema()

Methods inherited from class org.apache.drill.exec.record.AbstractSingleRecordBatch

getFinalOutcome, getIncoming

Methods inherited from class org.apache.drill.exec.record.AbstractUnaryRecordBatch

getLastKnownOutcome, handleNullInput, setLastKnownOutcome

Methods inherited from class org.apache.drill.exec.record.AbstractRecordBatch

buildSchema, cancel, checkContinue, getContainer, getContext, getPopConfig, getRecordBatchStatsContext, getSchema, getSelectionVector2, getSelectionVector4, getValueAccessorById, getValueVectorId, getWritableBatch, isRecordBatchStatsLoggingEnabled, iterator, next, next, next, schemaChangeException, schemaChangeException

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

FlattenRecordBatch

public FlattenRecordBatch(FlattenPOP pop,
                          RecordBatch incoming,
                          FragmentContext context)
                   throws OutOfMemoryException

Throws:

OutOfMemoryException

Method Detail

getRecordCount

public int getRecordCount()

Description copied from interface: VectorAccessible

Get the number of records.

Returns:

number of records

cancelIncoming

protected void cancelIncoming()

Overrides:

cancelIncoming in class AbstractUnaryRecordBatch<FlattenPOP>

innerNext

public RecordBatch.IterOutcome innerNext()

Overrides:

innerNext in class AbstractUnaryRecordBatch<FlattenPOP>

getOutgoingContainer

public VectorContainer getOutgoingContainer()

Specified by:

getOutgoingContainer in interface RecordBatch

Overrides:

getOutgoingContainer in class AbstractRecordBatch<FlattenPOP>

doWork

protected RecordBatch.IterOutcome doWork()

Specified by:

doWork in class AbstractUnaryRecordBatch<FlattenPOP>

addComplexWriter

public void addComplexWriter(org.apache.drill.exec.vector.complex.writer.BaseWriter.ComplexWriter writer)

setupNewSchema

protected boolean setupNewSchema()

Specified by:

setupNewSchema in class AbstractUnaryRecordBatch<FlattenPOP>

close

public void close()

Specified by:

close in interface AutoCloseable

Overrides:

close in class AbstractRecordBatch<FlattenPOP>

dump

public void dump()

Description copied from interface: RecordBatch

Perform dump of this batch's state to logs.