org.apache.drill.exec.record

Class AbstractBinaryRecordBatch<T extends PhysicalOperator>

java.lang.Object

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

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

All Implemented Interfaces:

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

Direct Known Subclasses:

HashJoinBatch, LateralJoinBatch, MergeJoinBatch, MetadataControllerBatch, NestedLoopJoinBatch, UnionAllRecordBatch

public abstract class AbstractBinaryRecordBatch<T extends PhysicalOperator>
extends AbstractRecordBatch<T>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AbstractBinaryRecordBatch.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

Modifier and Type	Field and Description
protected RecordBatchMemoryManager	batchMemoryManager
protected RecordBatch	left
static int	LEFT_INDEX
protected RecordBatch.IterOutcome	leftUpstream
int	numInputs
protected RecordBatch	right
static int	RIGHT_INDEX
protected RecordBatch.IterOutcome	rightUpstream

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

Modifier	Constructor and Description
protected	AbstractBinaryRecordBatch(T popConfig, FragmentContext context, boolean buildSchema, RecordBatch left, RecordBatch right)
protected	AbstractBinaryRecordBatch(T popConfig, FragmentContext context, RecordBatch left, RecordBatch right)

Method Summary

Modifier and Type	Method and Description
protected void	cancelIncoming()
protected boolean	checkForEarlyFinish(RecordBatch.IterOutcome leftOutcome, RecordBatch.IterOutcome rightOutcome) Checks for the operator specific early terminal condition.
RecordBatchMemoryManager	getBatchMemoryManager()
protected boolean	prefetchFirstBatchFromBothSides() Prefetch first batch from both inputs.
protected void	updateBatchMemoryManagerStats()
protected boolean	verifyOutcomeToSetBatchState(RecordBatch.IterOutcome leftOutcome, RecordBatch.IterOutcome rightOutcome)

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

buildSchema, cancel, checkContinue, close, getContainer, getContext, getOutgoingContainer, getPopConfig, getRecordBatchStatsContext, getSchema, getSelectionVector2, getSelectionVector4, getValueAccessorById, getValueVectorId, getWritableBatch, innerNext, 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 org.apache.drill.exec.record.RecordBatch

dump

Methods inherited from interface org.apache.drill.exec.record.VectorAccessible

getRecordCount

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

left

protected final RecordBatch left

right

protected final RecordBatch right

leftUpstream

protected RecordBatch.IterOutcome leftUpstream

rightUpstream

protected RecordBatch.IterOutcome rightUpstream

batchMemoryManager

protected RecordBatchMemoryManager batchMemoryManager

numInputs

public final int numInputs

See Also:

Constant Field Values

LEFT_INDEX

public static final int LEFT_INDEX

See Also:

Constant Field Values

RIGHT_INDEX

public static final int RIGHT_INDEX

See Also:

Constant Field Values

Constructor Detail

AbstractBinaryRecordBatch

protected AbstractBinaryRecordBatch(T popConfig,
                                    FragmentContext context,
                                    RecordBatch left,
                                    RecordBatch right)
                             throws OutOfMemoryException

Throws:

OutOfMemoryException

AbstractBinaryRecordBatch

protected AbstractBinaryRecordBatch(T popConfig,
                                    FragmentContext context,
                                    boolean buildSchema,
                                    RecordBatch left,
                                    RecordBatch right)
                             throws OutOfMemoryException

Throws:

OutOfMemoryException

Method Detail

verifyOutcomeToSetBatchState

protected boolean verifyOutcomeToSetBatchState(RecordBatch.IterOutcome leftOutcome,
                                               RecordBatch.IterOutcome rightOutcome)

prefetchFirstBatchFromBothSides

protected boolean prefetchFirstBatchFromBothSides()

Prefetch first batch from both inputs.

Returns:

true if caller should continue processing false if caller should stop and exit from processing.

checkForEarlyFinish

protected boolean checkForEarlyFinish(RecordBatch.IterOutcome leftOutcome,
                                      RecordBatch.IterOutcome rightOutcome)

Checks for the operator specific early terminal condition.

Returns:

true if the further processing can stop. false if the further processing is needed.

getBatchMemoryManager

public RecordBatchMemoryManager getBatchMemoryManager()

updateBatchMemoryManagerStats

protected void updateBatchMemoryManagerStats()

cancelIncoming

protected void cancelIncoming()

Specified by:

cancelIncoming in class AbstractRecordBatch<T extends PhysicalOperator>