io.prestosql.cost

Class CostComparator

java.lang.Object

io.prestosql.cost.CostComparator

public class CostComparator
extends Object

Constructor Summary

Constructors

Constructor and Description
CostComparator(double cpuWeight, double memoryWeight, double networkWeight)
CostComparator(FeaturesConfig featuresConfig)

Method Summary

Modifier and Type	Method and Description
int	compare(Session session, PlanCostEstimate left, PlanCostEstimate right)
com.google.common.collect.Ordering<PlanCostEstimate>	forSession(Session session)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CostComparator

@Inject
public CostComparator(FeaturesConfig featuresConfig)

CostComparator

public CostComparator(double cpuWeight,
                      double memoryWeight,
                      double networkWeight)

Method Detail

forSession

public com.google.common.collect.Ordering<PlanCostEstimate> forSession(Session session)

compare

public int compare(Session session,
                   PlanCostEstimate left,
                   PlanCostEstimate right)