# Package org.eclipse.rdf4j.federated.structures

- Class Summary
  Class | Description
  --- | ---
  FedXBooleanQuery | Abstraction of a `SailBooleanQuery` which takes care for tracking the `FedXRepositoryConnection.BINDING_ORIGINAL_MAX_EXECUTION_TIME` during evaluation.
  FedXDataset | Abstraction of a `Dataset` to provide additional information for the evaluation of a query.
  FedXGraphQuery | Abstraction of a `SailGraphQuery` which takes care for tracking the `FedXRepositoryConnection.BINDING_ORIGINAL_MAX_EXECUTION_TIME` during evaluation.
  FedXTupleQuery | Abstraction of a `SailTupleQuery` which takes care for tracking the `FedXRepositoryConnection.BINDING_ORIGINAL_MAX_EXECUTION_TIME` during evaluation.
  PreparedQuery<T> |
  QueryInfo | Structure to maintain query information during evaluation, is attached to algebra nodes.
  SubQuery |
  UnboundStatement |

- Enum Summary
  Enum | Description
  --- | ---
  QueryType |