Interface NaryLogicalOp
- All Superinterfaces:
LogicalOperator
- All Known Implementing Classes:
LogicalOpMultiwayJoin
,LogicalOpMultiwayLeftJoin
,LogicalOpMultiwayUnion
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.-
Method Summary
Methods inherited from interface se.liu.ida.hefquin.engine.queryplan.logical.LogicalOperator
getExpectedVariables, getID, visit