PhysicalPlanWithNullaryRoot (HeFQUIN 0.0.4-SNAPSHOT API)

All Superinterfaces:: PhysicalPlan

All Known Implementing Classes:: PhysicalPlanWithNullaryRootImpl

public interface PhysicalPlanWithNullaryRoot extends PhysicalPlan

Method Summary

Modifier and Type

Method

Description

NullaryPhysicalOp

getRootOperator()

Returns the root operator of this plan.

Methods inherited from interface se.liu.ida.hefquin.engine.queryplan.physical.PhysicalPlan
getExpectedVariables, getSubPlan, numberOfSubPlans

Method Details
- getRootOperator
  
  NullaryPhysicalOp getRootOperator()
  
  Description copied from interface: PhysicalPlan
  
  Returns the root operator of this plan.
  
  Specified by:
  
  getRootOperator in interface PhysicalPlan