Uses of Class
se.liu.ida.hefquin.base.utils.Pair

Packages that use Pair

Package	Description
se.liu.ida.hefquin.engine
se.liu.ida.hefquin.engine.federation.access.impl
se.liu.ida.hefquin.engine.queryproc
se.liu.ida.hefquin.engine.queryproc.impl
se.liu.ida.hefquin.engine.queryproc.impl.loptimizer.heuristics
se.liu.ida.hefquin.engine.queryproc.impl.planning
se.liu.ida.hefquin.engine.queryproc.impl.poptimizer
se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.evolutionaryAlgorithm
se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.randomized
se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.simple
se.liu.ida.hefquin.engine.queryproc.impl.srcsel
se.liu.ida.hefquin.engine.wrappers.graphql.impl

Uses of Pair in se.liu.ida.hefquin.engine

Methods in se.liu.ida.hefquin.engine that return Pair

Modifier and Type	Method	Description
default Pair<QueryProcStats,List<Exception>>	HeFQUINEngine.executeQuery(org.apache.jena.query.Query query)	Executes the given query, prints the result in text format to stdout, and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any).
default Pair<QueryProcStats,List<Exception>>	HeFQUINEngine.executeQuery(org.apache.jena.query.Query query, PrintStream output)	Executes the given query, prints the result in text format to the given output, and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any).
default Pair<QueryProcStats,List<Exception>>	HeFQUINEngine.executeQuery(org.apache.jena.query.Query query, org.apache.jena.sparql.resultset.ResultsFormat outputFormat)	Executes the given query, prints the result to stdout (in the given format), and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any).
Pair<QueryProcStats,List<Exception>>	HeFQUINEngine.executeQuery(org.apache.jena.query.Query query, org.apache.jena.sparql.resultset.ResultsFormat outputFormat, PrintStream output)	Executes the given query, prints the result to the given output (in the given format), and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any).
Pair<QueryProcStats,List<Exception>>	HeFQUINEngineImpl.executeQuery(org.apache.jena.query.Query query, org.apache.jena.sparql.resultset.ResultsFormat outputFormat, PrintStream output)

Uses of Pair in se.liu.ida.hefquin.engine.federation.access.impl

Subclasses of Pair in se.liu.ida.hefquin.engine.federation.access.impl

Modifier and Type	Class	Description
protected static class	FederationAccessManagerWithCache.Key

Uses of Pair in se.liu.ida.hefquin.engine.queryproc

Methods in se.liu.ida.hefquin.engine.queryproc that return Pair

Modifier and Type	Method	Description
Pair<PhysicalPlan,QueryPlanningStats>	QueryPlanner.createPlan(Query query)
Pair<LogicalPlan,SourcePlanningStats>	SourcePlanner.createSourceAssignment(Query query)	The logical plan returned by this method is a source assignment (see Definition 8 of our FedQPL paper); that is, the only types of operators that it contains are request operators ( invalid reference LogicalOpRequest ), multiway joins ( invalid reference LogicalOpMultiwayJoin ), and multiway unions ( invalid reference LogicalOpMultiwayUnion ).
Pair<PhysicalPlan,PhysicalOptimizationStats>	PhysicalOptimizer.optimize(LogicalPlan initialPlan)
Pair<QueryProcStats,List<Exception>>	QueryProcessor.processQuery(Query query, QueryResultSink resultSink)

Uses of Pair in se.liu.ida.hefquin.engine.queryproc.impl

Methods in se.liu.ida.hefquin.engine.queryproc.impl that return Pair

Modifier and Type	Method	Description
Pair<QueryProcStats,List<Exception>>	QueryProcessorImpl.processQuery(Query query, QueryResultSink resultSink)

Uses of Pair in se.liu.ida.hefquin.engine.queryproc.impl.loptimizer.heuristics

Methods in se.liu.ida.hefquin.engine.queryproc.impl.loptimizer.heuristics that return Pair

Modifier and Type	Method	Description
protected Pair<CardinalityBasedJoinOrderingBase.AnnotatedLogicalPlan,Integer>	CardinalityBasedJoinOrderingBase.determineNextPlan(List<CardinalityBasedJoinOrderingBase.AnnotatedLogicalPlan> selectedPlans, int joinCardOfSelectedPlans, List<CardinalityBasedJoinOrderingBase.AnnotatedLogicalPlan> nextCandidates)	Returns the plan from the given list of next candidates that has the lowest join cardinality with a plan consisting of the given selected plans, and that join cardinality will be returned as well.

Uses of Pair in se.liu.ida.hefquin.engine.queryproc.impl.planning

Methods in se.liu.ida.hefquin.engine.queryproc.impl.planning that return Pair

Modifier and Type	Method	Description
Pair<PhysicalPlan,QueryPlanningStats>	QueryPlannerImpl.createPlan(Query query)

Uses of Pair in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer

Methods in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer that return Pair

Modifier and Type	Method	Description
final Pair<PhysicalPlan,PhysicalOptimizationStats>	PhysicalOptimizerBase.optimize(LogicalPlan lp)
protected abstract Pair<PhysicalPlan,PhysicalOptimizationStats>	PhysicalOptimizerBase.optimize(PhysicalPlan initialPhysicalPlan)
Pair<PhysicalPlan,PhysicalOptimizationStats>	PhysicalOptimizerWithoutOptimization.optimize(PhysicalPlan initialPlan)

Uses of Pair in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.evolutionaryAlgorithm

Methods in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.evolutionaryAlgorithm that return Pair

Modifier and Type	Method	Description
Pair<PhysicalPlan,PhysicalOptimizationStats>	EvolutionaryAlgorithmQueryOptimizer.optimize(LogicalPlan initialPlan)
Pair<PhysicalPlan,PhysicalOptimizationStats>	EvolutionaryAlgorithmQueryOptimizer.optimize(PhysicalPlan plan, TerminationCriterion tc)

Uses of Pair in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.randomized

Methods in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.randomized that return Pair

Modifier and Type	Method	Description
Pair<PhysicalPlan,PhysicalOptimizationStats>	IterativeImprovementBasedQueryOptimizer.optimize(LogicalPlan initialPlan)
Pair<PhysicalPlan,PhysicalOptimizationStats>	IterativeImprovementBasedQueryOptimizer.optimize(PhysicalPlan initialPlan)
Pair<PhysicalPlan,PhysicalOptimizationStats>	SimulatedAnnealing.optimize(LogicalPlan initialPlan)
Pair<PhysicalPlan,PhysicalOptimizationStats>	SimulatedAnnealing.optimize(PhysicalPlan initialPlan, int numberOfSubplans)
Pair<PhysicalPlan,PhysicalOptimizationStats>	SimulatedAnnealing.optimize(PhysicalPlan initialPlan, int numberOfSubplans, double temperatureModifier)
Pair<PhysicalPlan,PhysicalOptimizationStats>	TwoPhaseQueryOptimizer.optimize(LogicalPlan initialPlan)

Uses of Pair in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.simple

Methods in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.simple that return Pair

Modifier and Type	Method	Description
Pair<PhysicalPlan,PhysicalOptimizationStats>	SimpleJoinOrderingQueryOptimizer.optimize(PhysicalPlan initialPlan)

Methods in se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.simple that return types with arguments of type Pair

Modifier and Type	Method	Description
<T> List<Pair<List<T>,List<T>>>	DPBasedBushyJoinPlanOptimizer.splitIntoSubSets(List<T> superset)
protected abstract <T> List<Pair<List<T>,List<T>>>	DPBasedJoinPlanOptimizer.splitIntoSubSets(List<T> superset)
<T> List<Pair<List<T>,List<T>>>	DPBasedLinearJoinPlanOptimizer.splitIntoSubSets(List<T> superset)

Uses of Pair in se.liu.ida.hefquin.engine.queryproc.impl.srcsel

Methods in se.liu.ida.hefquin.engine.queryproc.impl.srcsel that return Pair

Modifier and Type	Method	Description
protected Pair<LogicalPlan,SourcePlanningStats>	ServiceClauseBasedSourcePlannerImpl.createSourceAssignment(org.apache.jena.sparql.algebra.Op jenaOp)
protected abstract Pair<LogicalPlan,SourcePlanningStats>	SourcePlannerBase.createSourceAssignment(org.apache.jena.sparql.algebra.Op jenaOp)
final Pair<LogicalPlan,SourcePlanningStats>	SourcePlannerBase.createSourceAssignment(Query query)

Uses of Pair in se.liu.ida.hefquin.engine.wrappers.graphql.impl

Methods in se.liu.ida.hefquin.engine.wrappers.graphql.impl that return Pair

Modifier and Type	Method	Description
protected Pair<String,GraphQLFieldType>	GraphQLSchemaInitializerImpl.determineTypeInformation(org.apache.jena.atlas.json.JsonObject field)	Parses introspection data to determine information about a specific GraphQL field.