Package io.prestosql.sql.planner.iterative

Class IterativeOptimizer

java.lang.Object

io.prestosql.sql.planner.iterative.IterativeOptimizer

All Implemented Interfaces:

PlanOptimizer

public class IterativeOptimizer
extends Object
implements PlanOptimizer

Constructor Summary

Constructors

Constructor	Description
IterativeOptimizer(RuleStatsRecorder stats, StatsCalculator statsCalculator, CostCalculator costCalculator, Predicate<Session> useLegacyRules, List<PlanOptimizer> legacyRules, Set<Rule<?>> newRules)
IterativeOptimizer(RuleStatsRecorder stats, StatsCalculator statsCalculator, CostCalculator costCalculator, Set<Rule<?>> rules)

Method Summary

Modifier and Type	Method	Description
PlanNode	optimize(PlanNode plan, Session session, TypeProvider types, SymbolAllocator symbolAllocator, PlanNodeIdAllocator idAllocator, WarningCollector warningCollector)

Methods inherited from class java.lang.Object

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

Constructor Detail

IterativeOptimizer

public IterativeOptimizer(RuleStatsRecorder stats,
                          StatsCalculator statsCalculator,
                          CostCalculator costCalculator,
                          Set<Rule<?>> rules)

IterativeOptimizer

public IterativeOptimizer(RuleStatsRecorder stats,
                          StatsCalculator statsCalculator,
                          CostCalculator costCalculator,
                          Predicate<Session> useLegacyRules,
                          List<PlanOptimizer> legacyRules,
                          Set<Rule<?>> newRules)

Method Detail

optimize

public PlanNode optimize(PlanNode plan,
                         Session session,
                         TypeProvider types,
                         SymbolAllocator symbolAllocator,
                         PlanNodeIdAllocator idAllocator,
                         WarningCollector warningCollector)

Specified by:

optimize in interface PlanOptimizer