org.apache.drill.exec.physical.impl.aggregate

Class HashAggBatch

java.lang.Object

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

org.apache.drill.exec.physical.impl.aggregate.HashAggBatch

All Implemented Interfaces:

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

Direct Known Subclasses:

MetadataHashAggBatch

public class HashAggBatch
extends AbstractRecordBatch<HashAggregate>

Nested Class Summary

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

Modifier and Type	Field and Description
protected RecordBatch	incoming

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
HashAggBatch(HashAggregate popConfig, RecordBatch incoming, FragmentContext context)

Method Summary

Modifier and Type	Method and Description
void	addComplexWriter(BaseWriter.ComplexWriter writer)
void	buildSchema()
protected void	cancelIncoming()
void	close()
protected HashAggregator	createAggregatorInternal()
void	dump() Perform dump of this batch's state to logs.
protected List<NamedExpression>	getKeyExpressions()
VectorContainer	getOutgoingContainer()
int	getOutputRowCount()
RecordBatchMemoryManager	getRecordBatchMemoryManager()
int	getRecordCount() Get the number of records.
protected List<NamedExpression>	getValueExpressions()
RecordBatch.IterOutcome	innerNext()

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

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

Field Detail

incoming

protected RecordBatch incoming

Constructor Detail

HashAggBatch

public HashAggBatch(HashAggregate popConfig,
                    RecordBatch incoming,
                    FragmentContext context)

Method Detail

getOutputRowCount

public int getOutputRowCount()

getRecordBatchMemoryManager

public RecordBatchMemoryManager getRecordBatchMemoryManager()

getOutgoingContainer

public VectorContainer getOutgoingContainer()

Specified by:

getOutgoingContainer in interface RecordBatch

Overrides:

getOutgoingContainer in class AbstractRecordBatch<HashAggregate>

getRecordCount

public int getRecordCount()

Description copied from interface: VectorAccessible

Get the number of records.

Returns:

number of records

buildSchema

public void buildSchema()

Overrides:

buildSchema in class AbstractRecordBatch<HashAggregate>

innerNext

public RecordBatch.IterOutcome innerNext()

Specified by:

innerNext in class AbstractRecordBatch<HashAggregate>

addComplexWriter

public void addComplexWriter(BaseWriter.ComplexWriter writer)

createAggregatorInternal

protected HashAggregator createAggregatorInternal()

getKeyExpressions

protected List<NamedExpression> getKeyExpressions()

getValueExpressions

protected List<NamedExpression> getValueExpressions()

close

public void close()

Specified by:

close in interface AutoCloseable

Overrides:

close in class AbstractRecordBatch<HashAggregate>

cancelIncoming

protected void cancelIncoming()

Specified by:

cancelIncoming in class AbstractRecordBatch<HashAggregate>

dump

public void dump()

Description copied from interface: RecordBatch

Perform dump of this batch's state to logs.