io.prestosql.cost

Class StatsAndCosts

java.lang.Object

io.prestosql.cost.StatsAndCosts

public class StatsAndCosts
extends Object

Constructor Summary

Constructors

Constructor and Description
StatsAndCosts(Map<PlanNodeId,PlanNodeStatsEstimate> stats, Map<PlanNodeId,PlanNodeCostEstimate> costs)

Method Summary

Modifier and Type	Method and Description
static StatsAndCosts	create(PlanNode root, StatsProvider statsProvider, CostProvider costProvider)
static StatsAndCosts	empty()
Map<PlanNodeId,PlanNodeCostEstimate>	getCosts()
StatsAndCosts	getForSubplan(PlanNode root)
Map<PlanNodeId,PlanNodeStatsEstimate>	getStats()

Methods inherited from class java.lang.Object

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

Constructor Detail

StatsAndCosts

public StatsAndCosts(Map<PlanNodeId,PlanNodeStatsEstimate> stats,
                     Map<PlanNodeId,PlanNodeCostEstimate> costs)

Method Detail

empty

public static StatsAndCosts empty()

getStats

public Map<PlanNodeId,PlanNodeStatsEstimate> getStats()

getCosts

public Map<PlanNodeId,PlanNodeCostEstimate> getCosts()

getForSubplan

public StatsAndCosts getForSubplan(PlanNode root)

create

public static StatsAndCosts create(PlanNode root,
                                   StatsProvider statsProvider,
                                   CostProvider costProvider)