# Uses of Package
org.eclipse.rdf4j.query.algebra.helpers

- Packages that use org.eclipse.rdf4j.query.algebra.helpers
  Package | Description
  --- | ---
  org.eclipse.rdf4j.federated.optimizer |
  org.eclipse.rdf4j.query.algebra.evaluation.impl |
  org.eclipse.rdf4j.query.algebra.evaluation.impl.evaluationsteps |
  org.eclipse.rdf4j.query.algebra.helpers |
  org.eclipse.rdf4j.query.parser.sparql | The rdf4j SPARQL 1.1 parser.
  org.eclipse.rdf4j.queryrender | This package contains classes for working with RDF4J query objects.
  org.eclipse.rdf4j.queryrender.sparql |
  org.eclipse.rdf4j.queryrender.sparql.experimental | This package contains classes for rendering RDF4J query objects as SPARQL queries.

- Classes in org.eclipse.rdf4j.query.algebra.helpers used by org.eclipse.rdf4j.federated.optimizer
  Class | Description
  --- | ---
  AbstractQueryModelVisitor | Base class for `QueryModelVisitor`s.

- Classes in org.eclipse.rdf4j.query.algebra.helpers used by org.eclipse.rdf4j.query.algebra.evaluation.impl
  Class | Description
  --- | ---
  AbstractQueryModelVisitor | Base class for `QueryModelVisitor`s.

- Classes in org.eclipse.rdf4j.query.algebra.helpers used by org.eclipse.rdf4j.query.algebra.evaluation.impl.evaluationsteps
  Class | Description
  --- | ---
  VarNameCollector | A QueryModelVisitor that collects the names of (non-constant) variables that are used in a query model.

- Classes in org.eclipse.rdf4j.query.algebra.helpers used by org.eclipse.rdf4j.query.algebra.helpers
  Class | Description
  --- | ---
  AbstractQueryModelVisitor | Base class for `QueryModelVisitor`s.
  QueryModelVisitorBase | Deprecated. since 2.0.

- Classes in org.eclipse.rdf4j.query.algebra.helpers used by org.eclipse.rdf4j.query.parser.sparql
  Class | Description
  --- | ---
  AbstractQueryModelVisitor | Base class for `QueryModelVisitor`s.

- Classes in org.eclipse.rdf4j.query.algebra.helpers used by org.eclipse.rdf4j.queryrender
  Class | Description
  --- | ---
  AbstractQueryModelVisitor | Base class for `QueryModelVisitor`s.

- Classes in org.eclipse.rdf4j.query.algebra.helpers used by org.eclipse.rdf4j.queryrender.sparql
  Class | Description
  --- | ---
  AbstractQueryModelVisitor | Base class for `QueryModelVisitor`s.

- Classes in org.eclipse.rdf4j.query.algebra.helpers used by org.eclipse.rdf4j.queryrender.sparql.experimental
  Class | Description
  --- | ---
  AbstractQueryModelVisitor | Base class for `QueryModelVisitor`s.