Interface QueryRef

All Known Subinterfaces:
ExclusiveTupleExpr, ExclusiveTupleExprRenderer, FedXTupleExpr, StatementTupleExpr
All Known Implementing Classes:
CheckStatementPattern, EmptyNJoin, EmptyNUnion, ExclusiveArbitraryLengthPath, ExclusiveGroup, ExclusiveStatement, FederatedDescribeOperator, FedXArbitraryLengthPath, FedXStatementPattern, FedXZeroLengthPath, NJoin, NTuple, NUnion, PassThroughTupleExpr, SingleSourceQuery, StatementSourcePattern

public interface QueryRef
Interface to access the QueryInfo from all FedX Algebra nodes. All FedX Algebra nodes should implement this interface.
Author:
Andreas Schwarte