com.facebook.presto.sql.planner

Class CanonicalPlanGenerator

java.lang.Object

com.facebook.presto.spi.plan.PlanVisitor<R,C>

com.facebook.presto.sql.planner.plan.InternalPlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

com.facebook.presto.sql.planner.CanonicalPlanGenerator

public class CanonicalPlanGenerator
extends InternalPlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	CanonicalPlanGenerator.Context

Constructor Summary

Constructors

Constructor and Description
CanonicalPlanGenerator(PlanCanonicalizationStrategy strategy, com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Summary

Modifier and Type	Method and Description
static Optional<CanonicalPlan>	generateCanonicalPlan(PlanNode root, PlanCanonicalizationStrategy strategy, com.fasterxml.jackson.databind.ObjectMapper objectMapper)
static Optional<CanonicalPlanFragment>	generateCanonicalPlanFragment(PlanNode root, PartitioningScheme partitioningScheme, com.fasterxml.jackson.databind.ObjectMapper objectMapper)
Optional<PlanNode>	visitAggregation(AggregationNode node, CanonicalPlanGenerator.Context context)
Optional<PlanNode>	visitFilter(FilterNode node, CanonicalPlanGenerator.Context context)
Optional<PlanNode>	visitGroupId(GroupIdNode node, CanonicalPlanGenerator.Context context)
Optional<PlanNode>	visitOutput(OutputNode node, CanonicalPlanGenerator.Context context)
Optional<PlanNode>	visitPlan(PlanNode node, CanonicalPlanGenerator.Context context)
Optional<PlanNode>	visitProject(ProjectNode node, CanonicalPlanGenerator.Context context)
Optional<PlanNode>	visitTableScan(TableScanNode node, CanonicalPlanGenerator.Context context)
Optional<PlanNode>	visitUnion(UnionNode node, CanonicalPlanGenerator.Context context)
Optional<PlanNode>	visitUnnest(UnnestNode node, CanonicalPlanGenerator.Context context)

Methods inherited from class com.facebook.presto.sql.planner.plan.InternalPlanVisitor

visitApply, visitAssignUniqueId, visitCanonicalTableScan, visitDelete, visitEnforceSingleRow, visitExchange, visitExplainAnalyze, visitGroupReference, visitIndexJoin, visitIndexSource, visitJoin, visitLateralJoin, visitMergeJoin, visitMetadataDelete, visitOffset, visitRemoteSource, visitRowNumber, visitSample, visitSemiJoin, visitSort, visitSpatialJoin, visitStatisticsWriterNode, visitTableFinish, visitTableWriteMerge, visitTableWriter, visitTopNRowNumber, visitWindow

Methods inherited from class com.facebook.presto.spi.plan.PlanVisitor

visitDistinctLimit, visitExcept, visitIntersect, visitLimit, visitMarkDistinct, visitTopN, visitValues

Methods inherited from class java.lang.Object

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

Constructor Detail

CanonicalPlanGenerator

public CanonicalPlanGenerator(PlanCanonicalizationStrategy strategy,
                              com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Detail

generateCanonicalPlanFragment

public static Optional<CanonicalPlanFragment> generateCanonicalPlanFragment(PlanNode root,
                                                                            PartitioningScheme partitioningScheme,
                                                                            com.fasterxml.jackson.databind.ObjectMapper objectMapper)

generateCanonicalPlan

public static Optional<CanonicalPlan> generateCanonicalPlan(PlanNode root,
                                                            PlanCanonicalizationStrategy strategy,
                                                            com.fasterxml.jackson.databind.ObjectMapper objectMapper)

visitPlan

public Optional<PlanNode> visitPlan(PlanNode node,
                                    CanonicalPlanGenerator.Context context)

Specified by:

visitPlan in class PlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

visitUnion

public Optional<PlanNode> visitUnion(UnionNode node,
                                     CanonicalPlanGenerator.Context context)

Overrides:

visitUnion in class PlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

visitOutput

public Optional<PlanNode> visitOutput(OutputNode node,
                                      CanonicalPlanGenerator.Context context)

Overrides:

visitOutput in class InternalPlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

visitAggregation

public Optional<PlanNode> visitAggregation(AggregationNode node,
                                           CanonicalPlanGenerator.Context context)

Overrides:

visitAggregation in class PlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

visitGroupId

public Optional<PlanNode> visitGroupId(GroupIdNode node,
                                       CanonicalPlanGenerator.Context context)

Overrides:

visitGroupId in class InternalPlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

visitUnnest

public Optional<PlanNode> visitUnnest(UnnestNode node,
                                      CanonicalPlanGenerator.Context context)

Overrides:

visitUnnest in class InternalPlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

visitProject

public Optional<PlanNode> visitProject(ProjectNode node,
                                       CanonicalPlanGenerator.Context context)

Overrides:

visitProject in class PlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

visitFilter

public Optional<PlanNode> visitFilter(FilterNode node,
                                      CanonicalPlanGenerator.Context context)

Overrides:

visitFilter in class PlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>

visitTableScan

public Optional<PlanNode> visitTableScan(TableScanNode node,
                                         CanonicalPlanGenerator.Context context)

Overrides:

visitTableScan in class PlanVisitor<Optional<PlanNode>,CanonicalPlanGenerator.Context>