Class QueryRoot

All Implemented Interfaces:
Serializable, Cloneable, GraphPatternGroupable, QueryModelNode, TupleExpr, VariableScopeChange
Direct Known Subclasses:

public class QueryRoot extends UnaryTupleOperator
A semantics-less query model node that is used as the root of query model trees. This is a placeholder that facilitates modifications to query model trees, including the replacement of the actual (semantically relevant) root node with another root node.
Arjohn Kampman
See Also: