Package org.elasticsearch.xpack.esql.optimizer.rules.logical

Class PushDownFiltersIntoFork

java.lang.Object

org.elasticsearch.xpack.esql.rule.Rule<Filter,LogicalPlan>

org.elasticsearch.xpack.esql.optimizer.rules.logical.OptimizerRules.OptimizerRule<Filter>

org.elasticsearch.xpack.esql.optimizer.rules.logical.PushDownFiltersIntoFork

public class PushDownFiltersIntoFork
extends OptimizerRules.OptimizerRule<Filter>

Pushes down any Filter that appears immediately after a FORK if at least one of the FORK branches does not have a pipeline breaker. This increases the chances that any pipeline breaker such as Limit or TopN that appears after FORK will be pushed down into FORK.

Field Summary

Fields inherited from class org.elasticsearch.xpack.esql.rule.Rule

log

Constructor Summary

Constructors

Constructor	Description
PushDownFiltersIntoFork()

Method Summary

Modifier and Type	Method	Description
protected LogicalPlan	rule(Filter filter)

Methods inherited from class org.elasticsearch.xpack.esql.optimizer.rules.logical.OptimizerRules.OptimizerRule

apply

Methods inherited from class org.elasticsearch.xpack.esql.rule.Rule

name, toString, typeToken

Methods inherited from class java.lang.Object

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

Constructor Details

PushDownFiltersIntoFork

public PushDownFiltersIntoFork()

Method Details

rule

protected LogicalPlan rule(Filter filter)

Specified by:

rule in class OptimizerRules.OptimizerRule<Filter>