Package se.liu.ida.hefquin.engine.queryplan.physical

Interface UnaryPhysicalOpForLogicalOp

All Superinterfaces:

PhysicalOperator, PhysicalOperatorForLogicalOperator, UnaryPhysicalOp

All Known Implementing Classes:

BaseForPhysicalOpSingleInputJoin, PhysicalOpBindJoin, PhysicalOpBindJoinWithFILTER, PhysicalOpBindJoinWithUNION, PhysicalOpBindJoinWithVALUES, PhysicalOpFilter, PhysicalOpGlobalToLocal, PhysicalOpIndexNestedLoopsJoin, PhysicalOpLocalToGlobal

public interface UnaryPhysicalOpForLogicalOp
extends PhysicalOperatorForLogicalOperator, UnaryPhysicalOp

An interface for any type of PhysicalOperator that directly implements a particular logical operator that has an arity of one. That logical operator can be accessed via the getLogicalOperator() function.

Method Summary

Modifier and Type	Method	Description
UnaryLogicalOp	getLogicalOperator()	Returns the logical operator implemented by this physical operator.

Methods inherited from interface se.liu.ida.hefquin.engine.queryplan.physical.PhysicalOperator

getExpectedVariables, getID, visit

Methods inherited from interface se.liu.ida.hefquin.engine.queryplan.physical.UnaryPhysicalOp

createExecOp

Method Details

getLogicalOperator

UnaryLogicalOp getLogicalOperator()

Description copied from interface: PhysicalOperatorForLogicalOperator

Returns the logical operator implemented by this physical operator.

Specified by:

getLogicalOperator in interface PhysicalOperatorForLogicalOperator