Package io.trino.cost

Class CostComparator

java.lang.Object

io.trino.cost.CostComparator

public class CostComparator
extends Object

Constructor Summary

Constructors

Constructor	Description
CostComparator(double cpuWeight, double memoryWeight, double networkWeight)
CostComparator(OptimizerConfig featuresConfig)

Method Summary

Modifier and Type	Method	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 Details

CostComparator

@Inject
public CostComparator(OptimizerConfig featuresConfig)

CostComparator

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

Method Details

forSession

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

compare

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