it.unibz.inf.ontop.iq.optimizer

Interface IntermediateQueryOptimizer

All Known Subinterfaces:

BindingLiftOptimizer, InnerJoinMutableOptimizer, LeftJoinMutableOptimizer

All Known Implementing Classes:

BasicJoinMutableOptimizer, BasicLeftJoinMutableOptimizer, LegacyBindingLiftOptimizer, NodeCentricDepthFirstOptimizer

public interface IntermediateQueryOptimizer

TODO: explain TODO: should we create two sub-interfaces: GeneralOptimizer and GoalOrientedOptimizer? For the moment, we expect the Optimizer to be general, not goal-oriented.

Method Summary

Modifier and Type	Method and Description
IntermediateQuery	optimize(IntermediateQuery query) TODO: explain

Method Detail

optimize

IntermediateQuery optimize(IntermediateQuery query)
                    throws EmptyQueryException

TODO: explain

Throws:

EmptyQueryException