Class CardinalitySensitiveJoinTransferLJOptimizer.Transformer
- java.lang.Object
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- it.unibz.inf.ontop.iq.transform.impl.DefaultNonRecursiveIQTreeTransformer
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- it.unibz.inf.ontop.iq.optimizer.impl.lj.AbstractJoinTransferLJTransformer
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- it.unibz.inf.ontop.iq.optimizer.impl.lj.CardinalitySensitiveJoinTransferLJOptimizer.Transformer
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- All Implemented Interfaces:
IQTreeTransformer,IQTreeVisitingTransformer
- Enclosing class:
- CardinalitySensitiveJoinTransferLJOptimizer
protected static class CardinalitySensitiveJoinTransferLJOptimizer.Transformer extends AbstractJoinTransferLJTransformer
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Nested Class Summary
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Nested classes/interfaces inherited from class it.unibz.inf.ontop.iq.optimizer.impl.lj.AbstractJoinTransferLJTransformer
AbstractJoinTransferLJTransformer.DataNodeAndReplacement, AbstractJoinTransferLJTransformer.RenamingAndEqualities, AbstractJoinTransferLJTransformer.ReplaceNodeByTrueTransformer, AbstractJoinTransferLJTransformer.SelectedNode
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Field Summary
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Fields inherited from class it.unibz.inf.ontop.iq.optimizer.impl.lj.AbstractJoinTransferLJTransformer
optimizationSingletons, requiredDataNodeExtractor, rightProvenanceNormalizer, variableGenerator
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Constructor Summary
Constructors Modifier Constructor Description protectedTransformer(Supplier<VariableNullability> variableNullabilitySupplier, VariableGenerator variableGenerator, RequiredExtensionalDataNodeExtractor requiredDataNodeExtractor, RightProvenanceNormalizer rightProvenanceNormalizer, OptimizationSingletons optimizationSingletons)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected Optional<AbstractJoinTransferLJTransformer.SelectedNode>selectForTransfer(ExtensionalDataNode rightDataNode, it.unibz.inf.ontop.com.google.common.collect.ImmutableMultimap<RelationDefinition,ExtensionalDataNode> leftMultimap)protected IQTreetransformBySearchingFromScratch(IQTree tree)-
Methods inherited from class it.unibz.inf.ontop.iq.optimizer.impl.lj.AbstractJoinTransferLJTransformer
extractRightDataNodes, furtherTransformLeftJoin, getInheritedVariableNullability, matchForeignKey, matchFunctionalDependency, matchIndexes, matchUniqueConstraint, preTransformLJRightChild, selectRightDataNodesToTransfer, transformBinaryNonCommutativeNode, transformBinaryNonCommutativeNode, transformDistinct, transformFilter, transformInnerJoin, transformLeftJoin, transformNaryCommutativeNode, transformNaryCommutativeNode, transformOrderBy, transformSlice, transformUnaryNode, transformUnaryNode
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Methods inherited from class it.unibz.inf.ontop.iq.transform.impl.DefaultNonRecursiveIQTreeTransformer
transformAggregation, transformConstruction, transformEmpty, transformExtensionalData, transformIntensionalData, transformLeaf, transformNonStandardBinaryNonCommutativeNode, transformNonStandardLeafNode, transformNonStandardNaryNode, transformNonStandardUnaryNode, transformTrue, transformUnion, transformValues
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface it.unibz.inf.ontop.iq.transform.IQTreeVisitingTransformer
transform
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Constructor Detail
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Transformer
protected Transformer(Supplier<VariableNullability> variableNullabilitySupplier, VariableGenerator variableGenerator, RequiredExtensionalDataNodeExtractor requiredDataNodeExtractor, RightProvenanceNormalizer rightProvenanceNormalizer, OptimizationSingletons optimizationSingletons)
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Method Detail
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selectForTransfer
protected Optional<AbstractJoinTransferLJTransformer.SelectedNode> selectForTransfer(ExtensionalDataNode rightDataNode, it.unibz.inf.ontop.com.google.common.collect.ImmutableMultimap<RelationDefinition,ExtensionalDataNode> leftMultimap)
- Specified by:
selectForTransferin classAbstractJoinTransferLJTransformer
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transformBySearchingFromScratch
protected IQTree transformBySearchingFromScratch(IQTree tree)
- Specified by:
transformBySearchingFromScratchin classAbstractJoinTransferLJTransformer
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