Package com.apple.foundationdb.record.query.plan.visitor

Class RecordQueryPlannerSubstitutionVisitor

java.lang.Object

com.apple.foundationdb.record.query.plan.visitor.RecordQueryPlannerSubstitutionVisitor

Direct Known Subclasses:

FilterVisitor, IntersectionVisitor, UnionVisitor, UnorderedPrimaryKeyDistinctVisitor

public abstract class RecordQueryPlannerSubstitutionVisitor
extends Object

Visitor interface for performing substitution-type rules on RecordQueryPlans.

Field Summary

Fields

Modifier and Type	Field	Description
protected RecordMetaData	recordMetadata

Constructor Summary

Constructors

Constructor	Description
RecordQueryPlannerSubstitutionVisitor(RecordMetaData recordMetadata, PlannableIndexTypes indexTypes, KeyExpression commonPrimaryKey)

Method Summary

Modifier and Type	Method	Description
static RecordQueryPlan	applyVisitors(RecordQueryPlan plan, RecordMetaData recordMetaData, PlannableIndexTypes indexTypes, KeyExpression commonPrimaryKey)
AvailableFields	availableFields(RecordQueryPlan plan)
static AvailableFields	availableFields(RecordMetaData recordMetaData, PlannableIndexTypes indexTypes, KeyExpression commonPrimaryKey, RecordQueryPlan plan)
abstract RecordQueryPlan	postVisit(RecordQueryPlan recordQueryPlan)
RecordQueryPlan	removeIndexFetch(RecordQueryPlan plan, Set<KeyExpression> requiredFields)
static RecordQueryPlan	removeIndexFetch(RecordMetaData recordMetaData, PlannableIndexTypes indexTypes, KeyExpression commonPrimaryKey, RecordQueryPlan plan, Set<KeyExpression> requiredFields)

Methods inherited from class java.lang.Object

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

Field Detail

recordMetadata

@Nonnull
protected final RecordMetaData recordMetadata

Constructor Detail

RecordQueryPlannerSubstitutionVisitor

public RecordQueryPlannerSubstitutionVisitor(@Nonnull
                                             RecordMetaData recordMetadata,
                                             @Nonnull
                                             PlannableIndexTypes indexTypes,
                                             @Nullable
                                             KeyExpression commonPrimaryKey)

Method Detail

applyVisitors

public static RecordQueryPlan applyVisitors(@Nonnull
                                            RecordQueryPlan plan,
                                            @Nonnull
                                            RecordMetaData recordMetaData,
                                            @Nonnull
                                            PlannableIndexTypes indexTypes,
                                            @Nullable
                                            KeyExpression commonPrimaryKey)

postVisit

@Nonnull
public abstract RecordQueryPlan postVisit(@Nonnull
                                          RecordQueryPlan recordQueryPlan)

removeIndexFetch

@Nullable
public RecordQueryPlan removeIndexFetch(@Nonnull
                                        RecordQueryPlan plan,
                                        @Nonnull
                                        Set<KeyExpression> requiredFields)

removeIndexFetch

@Nullable
public static RecordQueryPlan removeIndexFetch(@Nonnull
                                               RecordMetaData recordMetaData,
                                               @Nonnull
                                               PlannableIndexTypes indexTypes,
                                               @Nullable
                                               KeyExpression commonPrimaryKey,
                                               @Nonnull
                                               RecordQueryPlan plan,
                                               @Nonnull
                                               Set<KeyExpression> requiredFields)

availableFields

@Nonnull
public AvailableFields availableFields(@Nonnull
                                       RecordQueryPlan plan)

availableFields

@Nonnull
public static AvailableFields availableFields(@Nonnull
                                              RecordMetaData recordMetaData,
                                              @Nonnull
                                              PlannableIndexTypes indexTypes,
                                              @Nullable
                                              KeyExpression commonPrimaryKey,
                                              @Nonnull
                                              RecordQueryPlan plan)