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

Interface LogicalPlanWithNullaryRoot

All Superinterfaces:

LogicalPlan

All Known Implementing Classes:

LogicalPlanWithNullaryRootImpl

public interface LogicalPlanWithNullaryRoot
extends LogicalPlan

Method Summary

Modifier and Type	Method	Description
NullaryLogicalOp	getRootOperator()	Returns the root operator of this plan.

Methods inherited from interface se.liu.ida.hefquin.engine.queryplan.logical.LogicalPlan

getExpectedVariables, getSubPlan, numberOfSubPlans

Method Details

getRootOperator

NullaryLogicalOp getRootOperator()

Description copied from interface: LogicalPlan

Returns the root operator of this plan.

Specified by:

getRootOperator in interface LogicalPlan