## Uses of Class
org.eclipse.rdf4j.query.algebra.Var

- Packages that use Var
  Package | Description
  --- | ---
  org.eclipse.rdf4j.federated.optimizer |
  org.eclipse.rdf4j.federated.util |
  org.eclipse.rdf4j.query.algebra | Abstract Query Algebra model.
  org.eclipse.rdf4j.query.algebra.evaluation.impl |
  org.eclipse.rdf4j.query.algebra.evaluation.iterator |
  org.eclipse.rdf4j.query.algebra.evaluation.limited |
  org.eclipse.rdf4j.query.algebra.evaluation.limited.iterator |
  org.eclipse.rdf4j.query.algebra.helpers |
  org.eclipse.rdf4j.query.parser.sparql | The rdf4j SPARQL 1.1 parser.
  org.eclipse.rdf4j.queryrender.builder | This package is deprecated.
  org.eclipse.rdf4j.sail.elasticsearch | ElasticSearch index for the `LuceneSail`.
  org.eclipse.rdf4j.sail.federation.optimizers |
  org.eclipse.rdf4j.sail.lucene | A Sail implementation that supports full-text indexing via the Lucene API.
  org.eclipse.rdf4j.sail.solr |

- - ### Uses of Var in org.eclipse.rdf4j.federated.optimizer

    Methods in org.eclipse.rdf4j.federated.optimizer with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `void` | FilterOptimizer.VarFinder.`meet(Var var)`

  - ### Uses of Var in org.eclipse.rdf4j.federated.util

    Methods in org.eclipse.rdf4j.federated.util that return Var
    Modifier and Type | Method and Description
    --- | ---
    `protected static Var` | QueryAlgebraUtil.`appendVar(Var var, Set<String> varNames, BindingSet bindings)` Clone the specified variable and attach bindings.
    `protected static Var` | QueryAlgebraUtil.`appendVarId(Var var, String varID, Set<String> varNames, BindingSet bindings)` Clone the specified variable and attach bindings, moreover change name of variable by appending "_varId" to it.

    Methods in org.eclipse.rdf4j.federated.util with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected static void` | FilterUtils.`append(Var var, StringBuilder sb)`
    `protected static StringBuilder` | QueryStringUtil.`appendVar(StringBuilder sb, Var var, Set<String> varNames, BindingSet bindings)` Append the variable to the provided StringBuilder.
    `protected static Var` | QueryAlgebraUtil.`appendVar(Var var, Set<String> varNames, BindingSet bindings)` Clone the specified variable and attach bindings.
    `protected static StringBuilder` | QueryStringUtil.`appendVarId(StringBuilder sb, Var var, String varID, Set<String> varNames, BindingSet bindings)` Append the variable to the provided StringBuilder, however change name of variable by appending "_varId" to it.
    `protected static Var` | QueryAlgebraUtil.`appendVarId(Var var, String varID, Set<String> varNames, BindingSet bindings)` Clone the specified variable and attach bindings, moreover change name of variable by appending "_varId" to it.
    `static Value` | QueryAlgebraUtil.`getVarValue(Var var, BindingSet bindings)` Return the `Value` of the variable which is either taken from the variable itself (bound) or from the bindingsset (unbound).
    `static String` | QueryStringUtil.`toString(Var var)`

  - ### Uses of Var in org.eclipse.rdf4j.query.algebra

    Fields in org.eclipse.rdf4j.query.algebra declared as Var
    Modifier and Type | Field and Description
    --- | ---
    `protected Var` | Bound.`arg` The operator's argument.

    Methods in org.eclipse.rdf4j.query.algebra with type parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `<L extends Collection<Var>> L` | TripleRef.`getVars(L varCollection)` Adds the variables of this statement pattern to the supplied collection.
    `<L extends Collection<Var>> L` | ZeroLengthPath.`getVars(L varCollection)` Adds the variables of this statement pattern to the supplied collection.
    `<L extends Collection<Var>> L` | StatementPattern.`getVars(L varCollection)` Adds the variables of this statement pattern to the supplied collection.

    Methods in org.eclipse.rdf4j.query.algebra that return Var
    Modifier and Type | Method and Description
    --- | ---
    `Var` | Var.`clone()`
    `Var` | Bound.`getArg()` Gets the argument of this unary value operator.
    `Var` | ZeroLengthPath.`getContextVar()` Returns the context variable, if available.
    `Var` | ArbitraryLengthPath.`getContextVar()` Returns the context variable, if available.
    `Var` | StatementPattern.`getContextVar()` Returns the context variable, if available.
    `Var` | TripleRef.`getExprVar()` Returns the context variable, if available.
    `Var` | ValueExprTripleRef.`getObjectVar()`
    `Var` | TripleRef.`getObjectVar()`
    `Var` | ZeroLengthPath.`getObjectVar()`
    `Var` | ArbitraryLengthPath.`getObjectVar()`
    `Var` | StatementPattern.`getObjectVar()`
    `Var` | ValueExprTripleRef.`getPredicateVar()`
    `Var` | TripleRef.`getPredicateVar()`
    `Var` | StatementPattern.`getPredicateVar()`
    `Var` | Projection.`getProjectionContext()`
    `Var` | Service.`getServiceRef()`
    `Var` | ValueExprTripleRef.`getSubjectVar()`
    `Var` | TripleRef.`getSubjectVar()`
    `Var` | ZeroLengthPath.`getSubjectVar()`
    `Var` | ArbitraryLengthPath.`getSubjectVar()`
    `Var` | StatementPattern.`getSubjectVar()`

    Methods in org.eclipse.rdf4j.query.algebra that return types with arguments of type Var
    Modifier and Type | Method and Description
    --- | ---
    `List<Var>` | TupleFunctionCall.`getResultVars()`
    `List<Var>` | TripleRef.`getVarList()`
    `List<Var>` | ZeroLengthPath.`getVarList()`
    `List<Var>` | StatementPattern.`getVarList()`

    Methods in org.eclipse.rdf4j.query.algebra with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `void` | TupleFunctionCall.`addResultVar(Var resultVar)`
    `void` | TupleFunctionCall.`addResultVars(Var... resultVars)`
    `void` | QueryModelVisitor.`meet(Var node)`
    `void` | Bound.`setArg(Var arg)` Sets the argument of this unary value operator.
    `void` | ZeroLengthPath.`setContextVar(Var context)`
    `void` | ArbitraryLengthPath.`setContextVar(Var context)`
    `void` | StatementPattern.`setContextVar(Var context)`
    `void` | TripleRef.`setExprVar(Var context)`
    `void` | TripleRef.`setObjectVar(Var object)`
    `void` | ZeroLengthPath.`setObjectVar(Var object)`
    `void` | ArbitraryLengthPath.`setObjectVar(Var object)`
    `void` | StatementPattern.`setObjectVar(Var object)`
    `void` | TripleRef.`setPredicateVar(Var predicate)`
    `void` | StatementPattern.`setPredicateVar(Var predicate)`
    `void` | Projection.`setProjectionContext(Var projectionContext)`
    `void` | Service.`setServiceRef(Var serviceRef)`
    `void` | TripleRef.`setSubjectVar(Var subject)`
    `void` | ZeroLengthPath.`setSubjectVar(Var subject)`
    `void` | ArbitraryLengthPath.`setSubjectVar(Var subject)`
    `void` | StatementPattern.`setSubjectVar(Var subject)`

    Method parameters in org.eclipse.rdf4j.query.algebra with type arguments of type Var
    Modifier and Type | Method and Description
    --- | ---
    `void` | TupleFunctionCall.`addResultVars(Iterable<Var> resultVars)`
    `void` | TupleFunctionCall.`setResultVars(Iterable<Var> resultVars)`

    Constructors in org.eclipse.rdf4j.query.algebra with parameters of type Var
    Constructor and Description
    `ArbitraryLengthPath(StatementPattern.Scope scope, Var subject, TupleExpr pathExpression, Var object, long minLength)` Creates a arbitrary-length path that matches a subject-, predicate- and object variable against statements from the specified context scope.
    `ArbitraryLengthPath(StatementPattern.Scope scope, Var subjVar, TupleExpr pathExpression, Var objVar, Var conVar, long minLength)` Creates a arbitrary-length path that matches a subject-, predicate-, object- and context variable against statements from the specified context scope.
    `ArbitraryLengthPath(Var subject, TupleExpr pathExpression, Var object, long minLength)` Creates a arbitrary-length path that matches a subject-, predicate- and object variable against statements from all contexts.
    `ArbitraryLengthPath(Var subject, TupleExpr pathExpression, Var object, Var context, long minLength)` Creates a arbitrary-length path that matches a subject-, predicate-, object- and context variable against statements from all contexts.
    `Bound(Var arg)`
    `Service(Var serviceRef, TupleExpr serviceExpr, String serviceExpressionString, Map<String,String> prefixDeclarations, String baseURI, boolean silent)`
    `StatementPattern(StatementPattern.Scope scope, Var subject, Var predicate, Var object)` Creates a statement pattern that matches a subject-, predicate- and object variable against statements from the specified context scope.
    `StatementPattern(StatementPattern.Scope scope, Var subjVar, Var predVar, Var objVar, Var conVar)` Creates a statement pattern that matches a subject-, predicate-, object- and context variable against statements from the specified context scope.
    `StatementPattern(Var subject, Var predicate, Var object)` Creates a statement pattern that matches a subject-, predicate- and object variable against statements from all contexts.
    `StatementPattern(Var subject, Var predicate, Var object, Var context)` Creates a statement pattern that matches a subject-, predicate-, object- and context variable against statements from all contexts.
    `ValueExprTripleRef(String extName, Var s, Var p, Var o)`
    `ZeroLengthPath(StatementPattern.Scope scope, Var subject, Var object)` Creates a zero-length path that matches a subject-, predicate- and object variable against statements from the specified context scope.
    `ZeroLengthPath(StatementPattern.Scope scope, Var subjVar, Var objVar, Var conVar)` Creates a zero-length path that matches a subject-, predicate-, object- and context variable against statements from the specified context scope.
    `ZeroLengthPath(Var subject, Var object)` Creates a zero-length path that matches a subject-, predicate- and object variable against statements from all contexts.
    `ZeroLengthPath(Var subject, Var object, Var context)` Creates a zero-length path that matches a subject-, predicate-, object- and context variable against statements from all contexts.

  - ### Uses of Var in org.eclipse.rdf4j.query.algebra.evaluation.impl

    Methods in org.eclipse.rdf4j.query.algebra.evaluation.impl with type parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected <M extends Map<Var,Integer>> M` | QueryJoinOptimizer.JoinVisitor.`getVarFreqMap(List<Var> varList, M varFreqMap)` Deprecated.

    Methods in org.eclipse.rdf4j.query.algebra.evaluation.impl that return types with arguments of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected List<Var>` | QueryJoinOptimizer.JoinVisitor.`getConstantVars(Iterable<Var> vars)` Deprecated.
    `protected List<Var>` | QueryJoinOptimizer.JoinVisitor.`getStatementPatternVars(TupleExpr tupleExpr)` Deprecated.
    `protected List<Var>` | QueryJoinOptimizer.JoinVisitor.`getUnboundVars(Iterable<Var> vars)` Deprecated.

    Methods in org.eclipse.rdf4j.query.algebra.evaluation.impl with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `Value` | StrictEvaluationStrategy.`evaluate(Var var, BindingSet bindings)`
    `protected double` | EvaluationStatistics.CardinalityCalculator.`getCardinality(double varCardinality, Var var)`
    `protected double` | EvaluationStatistics.CardinalityCalculator.`getContextCardinality(Var var)`
    `protected double` | EvaluationStatistics.CardinalityCalculator.`getObjectCardinality(Var var)`
    `protected double` | EvaluationStatistics.CardinalityCalculator.`getPredicateCardinality(Var var)`
    `protected double` | EvaluationStatistics.CardinalityCalculator.`getSubjectCardinality(Var var)`
    `protected Value` | StrictEvaluationStrategy.`getVarValue(Var var, BindingSet bindings)`
    `protected ZeroLengthPathIteration` | StrictEvaluationStrategy.`getZeroLengthPathIterator(BindingSet bindings, Var subjectVar, Var objVar, Var contextVar, Value subj, Value obj)`
    `protected boolean` | StrictEvaluationStrategy.`isUnbound(Var var, BindingSet bindings)`
    `void` | OrderLimitOptimizer.OrderOptimizer.`meet(Var node)`
    `void` | SameTermFilterOptimizer.VarRenamer.`meet(Var var)`
    `void` | SameTermFilterOptimizer.VarBinder.`meet(Var var)`
    `void` | ConstantOptimizer.VarNameCollector.`meet(Var var)`
    `void` | BindingAssigner.VarVisitor.`meet(Var var)`

    Method parameters in org.eclipse.rdf4j.query.algebra.evaluation.impl with type arguments of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected int` | EvaluationStatistics.CardinalityCalculator.`countConstantVars(Iterable<Var> vars)`
    `static CloseableIteration<BindingSet,QueryEvaluationException>` | TupleFunctionEvaluationStrategy.`evaluate(TupleFunction func, List<Var> resultVars, BindingSet bindings, ValueFactory valueFactory, Value... argValues)`
    `protected double` | EvaluationStatistics.CardinalityCalculator.`getCardinality(double varCardinality, Collection<Var> vars)`
    `protected List<Var>` | QueryJoinOptimizer.JoinVisitor.`getConstantVars(Iterable<Var> vars)` Deprecated.
    `protected int` | QueryJoinOptimizer.JoinVisitor.`getForeignVarFreq(List<Var> ownUnboundVars, Map<Var,Integer> varFreqMap)` Deprecated.
    `protected int` | QueryJoinOptimizer.JoinVisitor.`getForeignVarFreq(List<Var> ownUnboundVars, Map<Var,Integer> varFreqMap)` Deprecated.
    `protected double` | QueryJoinOptimizer.JoinVisitor.`getTupleExprCardinality(TupleExpr tupleExpr, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)` Deprecated.
    `protected double` | QueryJoinOptimizer.JoinVisitor.`getTupleExprCardinality(TupleExpr tupleExpr, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)` Deprecated.
    `protected double` | QueryJoinOptimizer.JoinVisitor.`getTupleExprCost(TupleExpr tupleExpr, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)` Deprecated.
    `protected double` | QueryJoinOptimizer.JoinVisitor.`getTupleExprCost(TupleExpr tupleExpr, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)` Deprecated.
    `protected List<Var>` | QueryJoinOptimizer.JoinVisitor.`getUnboundVars(Iterable<Var> vars)` Deprecated.
    `protected <M extends Map<Var,Integer>> M` | QueryJoinOptimizer.JoinVisitor.`getVarFreqMap(List<Var> varList, M varFreqMap)` Deprecated.
    `protected TupleExpr` | QueryJoinOptimizer.JoinVisitor.`selectNextTupleExpr(List<TupleExpr> expressions, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)` Deprecated. Selects from a list of tuple expressions the next tuple expression that should be evaluated.
    `protected TupleExpr` | QueryJoinOptimizer.JoinVisitor.`selectNextTupleExpr(List<TupleExpr> expressions, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)` Deprecated. Selects from a list of tuple expressions the next tuple expression that should be evaluated.

    Constructors in org.eclipse.rdf4j.query.algebra.evaluation.impl with parameters of type Var
    Constructor and Description
    `VarRenamer(Var oldVar, Var newVar)`

  - ### Uses of Var in org.eclipse.rdf4j.query.algebra.evaluation.iterator

    Methods in org.eclipse.rdf4j.query.algebra.evaluation.iterator that return Var
    Modifier and Type | Method and Description
    --- | ---
    `Var` | PathIteration.`createAnonVar(String varName)`
    `Var` | ZeroLengthPathIteration.`createAnonVar(String varName)`

    Methods in org.eclipse.rdf4j.query.algebra.evaluation.iterator with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected boolean` | PathIteration.`isUnbound(Var var, BindingSet bindings)`

    Constructors in org.eclipse.rdf4j.query.algebra.evaluation.iterator with parameters of type Var
    Constructor and Description
    `PathIteration(StrictEvaluationStrategy evaluationStrategyImpl, StatementPattern.Scope scope, Var startVar, TupleExpr pathExpression, Var endVar, Var contextVar, long minLength, BindingSet bindings)`
    `ZeroLengthPathIteration(EvaluationStrategy evaluationStrategyImpl, Var subjectVar, Var objVar, Value subj, Value obj, Var contextVar, BindingSet bindings)`

  - ### Uses of Var in org.eclipse.rdf4j.query.algebra.evaluation.limited

    Methods in org.eclipse.rdf4j.query.algebra.evaluation.limited with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected ZeroLengthPathIteration` | LimitedSizeEvaluationStrategy.`getZeroLengthPathIterator(BindingSet bindings, Var subjectVar, Var objVar, Var contextVar, Value subj, Value obj)`

  - ### Uses of Var in org.eclipse.rdf4j.query.algebra.evaluation.limited.iterator

    Constructors in org.eclipse.rdf4j.query.algebra.evaluation.limited.iterator with parameters of type Var
    Constructor and Description
    `LimitedSizePathIterator(StrictEvaluationStrategy evaluationStrategyImpl, StatementPattern.Scope scope, Var startVar, TupleExpr pathExpression, Var endVar, Var contextVar, long minLength, BindingSet bindings, AtomicLong used, long maxSize)`
    `LimitedSizeZeroLengthPathIteration(EvaluationStrategy evaluationStrategyImpl, Var subjectVar, Var objVar, Value subj, Value obj, Var contextVar, BindingSet bindings, AtomicLong used, long maxSize)`

  - ### Uses of Var in org.eclipse.rdf4j.query.algebra.helpers

    Methods in org.eclipse.rdf4j.query.algebra.helpers that return Var
    Modifier and Type | Method and Description
    --- | ---
    `static Var` | TupleExprs.`createConstVar(Value value)` Creates an (anonymous) Var representing a constant value.

    Methods in org.eclipse.rdf4j.query.algebra.helpers with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `void` | VarNameCollector.`meet(Var var)`
    `void` | AbstractQueryModelVisitor.`meet(Var node)`

  - ### Uses of Var in org.eclipse.rdf4j.query.parser.sparql

    Methods in org.eclipse.rdf4j.query.parser.sparql that return Var
    Modifier and Type | Method and Description
    --- | ---
    `protected Var` | TupleExprBuilder.`createAnonVar()` Deprecated. Creates an anonymous Var with a unique, randomly generated, variable name.
    `Var` | GraphPattern.`getContextVar()` Deprecated.
    `Var` | NegatedPropertySet.`getContextVar()` Deprecated.
    `Var` | NegatedPropertySet.`getSubjectVar()` Deprecated.
    `protected Var` | TupleExprBuilder.`mapValueExprToVar(Object valueExpr)` Deprecated. Maps the given valueExpr to a Var.
    `Var` | TupleExprBuilder.`visit(org.eclipse.rdf4j.query.parser.sparql.ast.ASTBlankNodePropertyList node, Object data)` Deprecated.
    `Var` | TupleExprBuilder.`visit(org.eclipse.rdf4j.query.parser.sparql.ast.ASTCollection node, Object data)` Deprecated.
    `Var` | TupleExprBuilder.`visit(org.eclipse.rdf4j.query.parser.sparql.ast.ASTVar node, Object data)` Deprecated.

    Methods in org.eclipse.rdf4j.query.parser.sparql that return types with arguments of type Var
    Modifier and Type | Method and Description
    --- | ---
    `Set<Var>` | TupleExprBuilder.VarCollector.`getCollectedVars()`

    Methods in org.eclipse.rdf4j.query.parser.sparql with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `void` | GraphPattern.`addRequiredSP(Var subjVar, Var predVar, Var objVar)` Deprecated.
    `void` | TupleExprBuilder.VarCollector.`meet(Var var)`
    `void` | GraphPattern.`setContextVar(Var contextVar)` Deprecated.
    `void` | NegatedPropertySet.`setContextVar(Var contextVar)` Deprecated.
    `void` | NegatedPropertySet.`setSubjectVar(Var subjectVar)` Deprecated.

  - ### Uses of Var in org.eclipse.rdf4j.queryrender.builder

    Methods in org.eclipse.rdf4j.queryrender.builder that return Var
    Modifier and Type | Method and Description
    --- | ---
    `static Var` | GroupBuilder.`valueToVar(Value theValue)` Deprecated.

  - ### Uses of Var in org.eclipse.rdf4j.sail.elasticsearch

    Methods in org.eclipse.rdf4j.sail.elasticsearch with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected Iterable<? extends DocumentDistance>` | ElasticsearchIndex.`geoQuery(IRI geoProperty, org.locationtech.spatial4j.shape.Point p, IRI units, double distance, String distanceVar, Var contextVar)`
    `protected Iterable<? extends DocumentResult>` | ElasticsearchIndex.`geoRelationQuery(String relation, IRI geoProperty, org.locationtech.spatial4j.shape.Shape shape, Var contextVar)`

  - ### Uses of Var in org.eclipse.rdf4j.sail.federation.optimizers

    Methods in org.eclipse.rdf4j.sail.federation.optimizers with type parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected <M extends Map<Var,Integer>> M` | QueryMultiJoinOptimizer.JoinVisitor.`getVarFreqMap(List<Var> varList, M varFreqMap)`

    Methods in org.eclipse.rdf4j.sail.federation.optimizers that return types with arguments of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected List<Var>` | QueryMultiJoinOptimizer.JoinVisitor.`getConstantVars(Iterable<Var> vars)`
    `protected List<Var>` | QueryMultiJoinOptimizer.JoinVisitor.`getStatementPatternVars(TupleExpr tupleExpr)`
    `protected List<Var>` | QueryMultiJoinOptimizer.JoinVisitor.`getUnboundVars(Iterable<Var> vars)`

    Method parameters in org.eclipse.rdf4j.sail.federation.optimizers with type arguments of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected int` | EvaluationStatistics.CardinalityCalculator.`countConstantVars(Iterable<Var> vars)`
    `protected List<Var>` | QueryMultiJoinOptimizer.JoinVisitor.`getConstantVars(Iterable<Var> vars)`
    `protected int` | QueryMultiJoinOptimizer.JoinVisitor.`getForeignVarFreq(List<Var> ownUnboundVars, Map<Var,Integer> varFreqMap)`
    `protected int` | QueryMultiJoinOptimizer.JoinVisitor.`getForeignVarFreq(List<Var> ownUnboundVars, Map<Var,Integer> varFreqMap)`
    `protected double` | QueryMultiJoinOptimizer.JoinVisitor.`getTupleExprCost(TupleExpr tupleExpr, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)`
    `protected double` | QueryMultiJoinOptimizer.JoinVisitor.`getTupleExprCost(TupleExpr tupleExpr, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)`
    `protected List<Var>` | QueryMultiJoinOptimizer.JoinVisitor.`getUnboundVars(Iterable<Var> vars)`
    `protected <M extends Map<Var,Integer>> M` | QueryMultiJoinOptimizer.JoinVisitor.`getVarFreqMap(List<Var> varList, M varFreqMap)`
    `protected TupleExpr` | QueryMultiJoinOptimizer.JoinVisitor.`selectNextTupleExpr(List<TupleExpr> expressions, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)` Selects from a list of tuple expressions the next tuple expression that should be evaluated.
    `protected TupleExpr` | QueryMultiJoinOptimizer.JoinVisitor.`selectNextTupleExpr(List<TupleExpr> expressions, Map<TupleExpr,Double> cardinalityMap, Map<TupleExpr,List<Var>> varsMap, Map<Var,Integer> varFreqMap, Set<String> boundVars)` Selects from a list of tuple expressions the next tuple expression that should be evaluated.

  - ### Uses of Var in org.eclipse.rdf4j.sail.lucene

    Methods in org.eclipse.rdf4j.sail.lucene that return Var
    Modifier and Type | Method and Description
    --- | ---
    `Var` | GeoRelationQuerySpec.`getContextVar()`
    `Var` | DistanceQuerySpec.`getContextVar()`

    Methods in org.eclipse.rdf4j.sail.lucene with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected Iterable<? extends DocumentDistance>` | LuceneIndex.`geoQuery(IRI geoProperty, org.locationtech.spatial4j.shape.Point p, IRI units, double distance, String distanceVar, Var contextVar)`
    `protected abstract Iterable<? extends DocumentDistance>` | AbstractSearchIndex.`geoQuery(IRI geoProperty, org.locationtech.spatial4j.shape.Point p, IRI units, double distance, String distanceVar, Var context)`
    `protected Iterable<? extends DocumentResult>` | LuceneIndex.`geoRelationQuery(String relation, IRI geoProperty, org.locationtech.spatial4j.shape.Shape shape, Var contextVar)`
    `protected abstract Iterable<? extends DocumentResult>` | AbstractSearchIndex.`geoRelationQuery(String relation, IRI geoProperty, org.locationtech.spatial4j.shape.Shape shape, Var context)`

    Constructors in org.eclipse.rdf4j.sail.lucene with parameters of type Var
    Constructor and Description
    `DistanceQuerySpec(Literal from, IRI units, double dist, String distVar, IRI geoProperty, String geoVar, String subjectVar, Var contextVar)`

  - ### Uses of Var in org.eclipse.rdf4j.sail.solr

    Methods in org.eclipse.rdf4j.sail.solr with parameters of type Var
    Modifier and Type | Method and Description
    --- | ---
    `protected Iterable<? extends DocumentDistance>` | SolrIndex.`geoQuery(IRI geoProperty, org.locationtech.spatial4j.shape.Point p, IRI units, double distance, String distanceVar, Var contextVar)`
    `protected Iterable<? extends DocumentResult>` | SolrIndex.`geoRelationQuery(String relation, IRI geoProperty, org.locationtech.spatial4j.shape.Shape shape, Var contextVar)`

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