Package org.apache.iotdb.db.mpp.transformation.dag.intermediate

Class SingleInputColumnSingleReferenceIntermediateLayer

java.lang.Object

org.apache.iotdb.db.mpp.transformation.dag.intermediate.IntermediateLayer

org.apache.iotdb.db.mpp.transformation.dag.intermediate.SingleInputColumnSingleReferenceIntermediateLayer

public class SingleInputColumnSingleReferenceIntermediateLayer
extends IntermediateLayer

Field Summary

Fields inherited from class org.apache.iotdb.db.mpp.transformation.dag.intermediate.IntermediateLayer

CACHE_BLOCK_SIZE, expression, memoryBudgetInMB, queryId

Constructor Summary

Constructors

Constructor	Description
SingleInputColumnSingleReferenceIntermediateLayer(Expression expression, long queryId, float memoryBudgetInMB, LayerPointReader parentLayerPointReader)

Method Summary

Modifier and Type	Method	Description
LayerPointReader	constructPointReader()
LayerRowReader	constructRowReader()
protected LayerRowWindowReader	constructRowSessionTimeWindowReader(org.apache.iotdb.udf.api.customizer.strategy.SessionTimeWindowAccessStrategy strategy, float memoryBudgetInMB)
protected LayerRowWindowReader	constructRowSlidingSizeWindowReader(org.apache.iotdb.udf.api.customizer.strategy.SlidingSizeWindowAccessStrategy strategy, float memoryBudgetInMB)
protected LayerRowWindowReader	constructRowSlidingTimeWindowReader(org.apache.iotdb.udf.api.customizer.strategy.SlidingTimeWindowAccessStrategy strategy, float memoryBudgetInMB)
protected LayerRowWindowReader	constructRowStateWindowReader(org.apache.iotdb.udf.api.customizer.strategy.StateWindowAccessStrategy strategy, float memoryBudgetInMB)

Methods inherited from class org.apache.iotdb.db.mpp.transformation.dag.intermediate.IntermediateLayer

constructRowWindowReader, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

SingleInputColumnSingleReferenceIntermediateLayer

public SingleInputColumnSingleReferenceIntermediateLayer(Expression expression,
                                                         long queryId,
                                                         float memoryBudgetInMB,
                                                         LayerPointReader parentLayerPointReader)

Method Detail

constructPointReader

public LayerPointReader constructPointReader()

Specified by:

constructPointReader in class IntermediateLayer

constructRowReader

public LayerRowReader constructRowReader()

Specified by:

constructRowReader in class IntermediateLayer

constructRowSlidingSizeWindowReader

protected LayerRowWindowReader constructRowSlidingSizeWindowReader(org.apache.iotdb.udf.api.customizer.strategy.SlidingSizeWindowAccessStrategy strategy,
                                                                   float memoryBudgetInMB)

Specified by:

constructRowSlidingSizeWindowReader in class IntermediateLayer

constructRowSlidingTimeWindowReader

protected LayerRowWindowReader constructRowSlidingTimeWindowReader(org.apache.iotdb.udf.api.customizer.strategy.SlidingTimeWindowAccessStrategy strategy,
                                                                   float memoryBudgetInMB)

Specified by:

constructRowSlidingTimeWindowReader in class IntermediateLayer

constructRowSessionTimeWindowReader

protected LayerRowWindowReader constructRowSessionTimeWindowReader(org.apache.iotdb.udf.api.customizer.strategy.SessionTimeWindowAccessStrategy strategy,
                                                                   float memoryBudgetInMB)

Specified by:

constructRowSessionTimeWindowReader in class IntermediateLayer

constructRowStateWindowReader

protected LayerRowWindowReader constructRowStateWindowReader(org.apache.iotdb.udf.api.customizer.strategy.StateWindowAccessStrategy strategy,
                                                             float memoryBudgetInMB)

Specified by:

constructRowStateWindowReader in class IntermediateLayer