Uses of Interface
it.unibz.inf.ontop.iq.optimizer.IQOptimizer

Packages that use IQOptimizer

Package	Description
it.unibz.inf.ontop.datalog
it.unibz.inf.ontop.datalog.impl
it.unibz.inf.ontop.iq.optimizer
it.unibz.inf.ontop.iq.optimizer.impl
it.unibz.inf.ontop.iq.optimizer.impl.lj
it.unibz.inf.ontop.iq.planner
it.unibz.inf.ontop.iq.planner.impl
it.unibz.inf.ontop.iq.view
it.unibz.inf.ontop.iq.view.impl

Uses of IQOptimizer in it.unibz.inf.ontop.datalog

Subinterfaces of IQOptimizer in it.unibz.inf.ontop.datalog

Modifier and Type	Interface	Description
interface	UnionFlattener

Uses of IQOptimizer in it.unibz.inf.ontop.datalog.impl

Classes in it.unibz.inf.ontop.datalog.impl that implement IQOptimizer

Modifier and Type	Class	Description
class	UnionFlattenerImpl	Lifts unions above projections, until a fixed point is reached.

Uses of IQOptimizer in it.unibz.inf.ontop.iq.optimizer

Subinterfaces of IQOptimizer in it.unibz.inf.ontop.iq.optimizer

Modifier and Type	Interface	Description
interface	AggregationSimplifier	Replaces type-sensitive SPARQL aggregation functional terms (e.g.
interface	AggregationSplitter	Tries to push down the aggregation below some UNIONs
interface	GeneralStructuralAndSemanticIQOptimizer	Performs all the structural and semantic optimizations TODO: find a better name
interface	InnerJoinIQOptimizer
interface	JoinLikeOptimizer
interface	LeftJoinIQOptimizer
interface	OrderBySimplifier	Replaces RDF(...) terms by DB ones in the ORDER BY conditions
interface	PostProcessableFunctionLifter	Lifts certain functional terms that are blocked by a UNION: - non DBFunctionSymbols (e.g.
interface	RedundantJoinFKOptimizer
interface	SelfJoinSameTermIQOptimizer
interface	SelfJoinUCIQOptimizer
interface	TermTypeTermLifter	Makes sure that terms with a MetaTermType only appears in the top construction node
interface	UnionAndBindingLiftOptimizer	Lifts bindings and unions

Uses of IQOptimizer in it.unibz.inf.ontop.iq.optimizer.impl

Classes in it.unibz.inf.ontop.iq.optimizer.impl that implement IQOptimizer

Modifier and Type	Class	Description
class	AbstractIntensionalQueryMerger
class	AggregationSimplifierImpl
class	AggregationSplitterImpl
class	ArgumentTransferInnerJoinFDIQOptimizer	TODO: explain
class	BottomUpUnionAndBindingLiftOptimizer	TODO: explicit assumptions
class	DefaultCompositeInnerJoinIQOptimizer
class	DefaultCompositeLeftJoinIQOptimizer
class	FixedPointJoinLikeOptimizer
class	GeneralStructuralAndSemanticIQOptimizerImpl
class	OrderBySimplifierImpl
class	PostProcessableFunctionLifterImpl
class	RedundantJoinFKOptimizerImpl
class	SelfJoinSameTermIQOptimizerImpl
class	SelfJoinUCIQOptimizerImpl
class	TermTypeTermLifterImpl

Uses of IQOptimizer in it.unibz.inf.ontop.iq.optimizer.impl.lj

Classes in it.unibz.inf.ontop.iq.optimizer.impl.lj that implement IQOptimizer

Modifier and Type	Class	Description
class	CardinalityInsensitiveJoinTransferLJOptimizer
class	CardinalitySensitiveJoinTransferLJOptimizer

Uses of IQOptimizer in it.unibz.inf.ontop.iq.planner

Subinterfaces of IQOptimizer in it.unibz.inf.ontop.iq.planner

Modifier and Type	Interface	Description
interface	QueryPlanner	By contrast to structural and semantic optimizations, the query planner can explore decisions that "it might regret afterwards" in isolated branches.

Uses of IQOptimizer in it.unibz.inf.ontop.iq.planner.impl

Classes in it.unibz.inf.ontop.iq.planner.impl that implement IQOptimizer

Modifier and Type	Class	Description
class	AvoidJoinAboveUnionPlanner	When an UNION appears as a child of an inner join, looks for other siblings that could be "pushed under the union".
class	DummyQueryPlanner

Uses of IQOptimizer in it.unibz.inf.ontop.iq.view

Subinterfaces of IQOptimizer in it.unibz.inf.ontop.iq.view

Modifier and Type	Interface	Description
interface	OntopViewUnfolder	Unfolds Ontop views of the highest level (among the views present in the tree)

Uses of IQOptimizer in it.unibz.inf.ontop.iq.view.impl

Classes in it.unibz.inf.ontop.iq.view.impl that implement IQOptimizer

Modifier and Type	Class	Description
class	OntopViewUnfolderImpl