Interface PhysicalOptimizer

All Known Implementing Classes:

PhysicalOptimizerBase, PhysicalOptimizerWithoutOptimization, SimpleJoinOrderingQueryOptimizer

public interface PhysicalOptimizer

Method Summary

Modifier and Type	Method	Description
boolean	assumesLogicalMultiwayJoins()
Pair<PhysicalPlan,PhysicalOptimizationStats>	optimize(LogicalPlan initialPlan, QueryProcContext ctxt)

Method Details

assumesLogicalMultiwayJoins

boolean assumesLogicalMultiwayJoins()

optimize

Pair<PhysicalPlan,PhysicalOptimizationStats> optimize(LogicalPlan initialPlan,
 QueryProcContext ctxt)
                                               throws PhysicalOptimizationException

Throws:

PhysicalOptimizationException