Interface NaryLogicalOp

All Superinterfaces:
LogicalOperator
All Known Implementing Classes:
LogicalOpMultiwayJoin, LogicalOpMultiwayLeftJoin, LogicalOpMultiwayUnion

public interface NaryLogicalOp extends LogicalOperator
An interface for any type of LogicalOperator that has an arbitrary arity ; i.e., it is defined of as a function over an arbitrary number of multisets of solution mappings.