Package com.apple.foundationdb.record.query.plan.temp.rules

Class SortToIndexRule

java.lang.Object

com.apple.foundationdb.record.query.plan.temp.PlannerRule<LogicalSortExpression>

com.apple.foundationdb.record.query.plan.temp.rules.SortToIndexRule

@API(EXPERIMENTAL)
public class SortToIndexRule
extends PlannerRule<LogicalSortExpression>

A rule for implementing a LogicalSortExpression as a scan of any appropriately-ordered index. The rule's logic mirrors FilterWithElementWithComparisonRule, but applied to sorts rather than filters.

Constructor Summary

Constructors

Constructor	Description
SortToIndexRule()

Method Summary

Modifier and Type	Method	Description
void	onMatch(PlannerRuleCall call)

Methods inherited from class com.apple.foundationdb.record.query.plan.temp.PlannerRule

getMatcher, getRootOperator, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

SortToIndexRule

public SortToIndexRule()

Method Detail

onMatch

public void onMatch(@Nonnull
                    PlannerRuleCall call)

Specified by:

onMatch in class PlannerRule<LogicalSortExpression>