it.unibz.inf.ontop.iq.node

Interface DataNode<P extends AtomPredicate>

All Superinterfaces:

Cloneable, ExplicitVariableProjectionNode, IQTree, LeafIQTree, QueryNode

All Known Subinterfaces:

ExtensionalDataNode, IntensionalDataNode

All Known Implementing Classes:

DataNodeImpl, ExtensionalDataNodeImpl, IntensionalDataNodeImpl

public interface DataNode<P extends AtomPredicate>
extends LeafIQTree

TODO: describe

Method Summary

Modifier and Type	Method and Description
DataAtom<P>	getProjectionAtom() Data atom containing the projected variables
DataNode<P>	newAtom(DataAtom<P> newAtom) Returns a new DataNode of the same type that will use the new atom

Methods inherited from interface it.unibz.inf.ontop.iq.LeafIQTree

acceptNodeTransformer, getRootNode

Methods inherited from interface it.unibz.inf.ontop.iq.IQTree

acceptTransformer, acceptVisitor, applyDescendingSubstitution, applyDescendingSubstitutionWithoutOptimizing, applyFreshRenaming, getChildren, getKnownVariables, getPossibleVariableDefinitions, getVariableNullability, getVariables, inferUniqueConstraints, isConstructed, isDeclaredAsEmpty, isDistinct, isEquivalentTo, isLeaf, liftIncompatibleDefinitions, normalizeForOptimization, propagateDownConstraint, removeDistincts, replaceSubTree, validate

Methods inherited from interface it.unibz.inf.ontop.iq.node.ExplicitVariableProjectionNode

getVariables

Methods inherited from interface it.unibz.inf.ontop.iq.node.QueryNode

acceptVisitor, clone, getLocallyDefinedVariables, getLocallyRequiredVariables, getLocalVariables, getRequiredVariables, isEquivalentTo, isSyntacticallyEquivalentTo, isVariableNullable

Method Detail

getProjectionAtom

DataAtom<P> getProjectionAtom()

Data atom containing the projected variables

newAtom

DataNode<P> newAtom(DataAtom<P> newAtom)

Returns a new DataNode of the same type that will use the new atom