Package se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.costmodel

Class CFRBase

java.lang.Object

se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.costmodel.CFRBase

All Implemented Interfaces:

CostFunctionForRootOp

Direct Known Subclasses:

CFRNumberOfProcessedSolMaps, CFRNumberOfRequests, CFRNumberOfTermsShippedInRequests, CFRNumberOfTermsShippedInResponses, CFRNumberOfVarsShippedInRequests, CFRNumberOfVarsShippedInResponses

public abstract class CFRBase
extends Object
implements CostFunctionForRootOp

Abstract base class for implementations of CostFunctionForRootOp.

Field Summary

Fields

Modifier and Type	Field	Description
protected final CardinalityEstimation	cardEstimate

Constructor Summary

Constructors

Constructor	Description
CFRBase(CardinalityEstimation cardEstimate)

Method Summary

Modifier and Type	Method	Description
protected IllegalArgumentException	createIllegalArgumentException(DataRetrievalRequest req)
protected IllegalArgumentException	createIllegalArgumentException(FederationMember fm)
protected IllegalArgumentException	createIllegalArgumentException(LogicalOperator rootOp)
protected IllegalArgumentException	createIllegalArgumentException(PhysicalOperator rootOp)
protected CompletableFuture<Integer>	initiateCardinalityEstimation(PhysicalPlan plan)

Methods inherited from class java.lang.Object

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

Methods inherited from interface se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.costmodel.CostFunctionForRootOp

initiateCostEstimation

Field Details

cardEstimate

protected final CardinalityEstimation cardEstimate

Constructor Details

CFRBase

public CFRBase(CardinalityEstimation cardEstimate)

Method Details

initiateCardinalityEstimation

protected CompletableFuture<Integer> initiateCardinalityEstimation(PhysicalPlan plan)

createIllegalArgumentException

protected IllegalArgumentException createIllegalArgumentException(PhysicalOperator rootOp)

createIllegalArgumentException

protected IllegalArgumentException createIllegalArgumentException(LogicalOperator rootOp)

createIllegalArgumentException

protected IllegalArgumentException createIllegalArgumentException(DataRetrievalRequest req)

createIllegalArgumentException

protected IllegalArgumentException createIllegalArgumentException(FederationMember fm)