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ESQL: Reuse child outputSet inside the plan where possible #124611

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Merged
merged 6 commits into from
Mar 20, 2025
Merged

ESQL: Reuse child outputSet inside the plan where possible #124611

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fa5f2a8
ESQL: Reuse child outputSet inside the plan where possible
costin Mar 12, 2025
da09472
Update docs/changelog/124611.yaml
costin Mar 12, 2025
7bc1dbc
Move attributeSet reuse inside UnaryPlan(Exec)
costin Mar 12, 2025
172f73e
Merge branch 'main' into esql/reuse-outputset
costin Mar 15, 2025
ca48602
Removed unused method
costin Mar 20, 2025
f844805
Merge branch 'main' into esql/reuse-outputset
costin Mar 20, 2025
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13 changes: 0 additions & 13 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/logical/Limit.java
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Expand Up @@ -10,15 +10,12 @@
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.xpack.esql.capabilities.TelemetryAware;
import org.elasticsearch.xpack.esql.core.expression.Attribute;
import org.elasticsearch.xpack.esql.core.expression.AttributeSet;
import org.elasticsearch.xpack.esql.core.expression.Expression;
import org.elasticsearch.xpack.esql.core.tree.NodeInfo;
import org.elasticsearch.xpack.esql.core.tree.Source;
import org.elasticsearch.xpack.esql.io.stream.PlanStreamInput;

import java.io.IOException;
import java.util.List;
import java.util.Objects;

public class Limit extends UnaryPlan implements TelemetryAware {
Expand Down Expand Up @@ -78,16 +75,6 @@ public String getWriteableName() {
return ENTRY.name;
}

@Override
public List<Attribute> output() {
return child().output();
}

@Override
public AttributeSet outputSet() {
return child().outputSet();
}

@Override
protected NodeInfo<Limit> info() {
return NodeInfo.create(this, Limit::new, limit, child(), duplicated);
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12 changes: 0 additions & 12 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/logical/OrderBy.java
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Expand Up @@ -14,8 +14,6 @@
import org.elasticsearch.xpack.esql.capabilities.TelemetryAware;
import org.elasticsearch.xpack.esql.common.Failures;
import org.elasticsearch.xpack.esql.core.capabilities.Resolvables;
import org.elasticsearch.xpack.esql.core.expression.Attribute;
import org.elasticsearch.xpack.esql.core.expression.AttributeSet;
import org.elasticsearch.xpack.esql.core.tree.NodeInfo;
import org.elasticsearch.xpack.esql.core.tree.Source;
import org.elasticsearch.xpack.esql.core.type.DataType;
Expand Down Expand Up @@ -63,16 +61,6 @@ public String getWriteableName() {
return ENTRY.name;
}

@Override
public List<Attribute> output() {
return child().output();
}

@Override
public AttributeSet outputSet() {
return child().outputSet();
}

@Override
protected NodeInfo<OrderBy> info() {
return NodeInfo.create(this, OrderBy::new, child(), order);
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12 changes: 0 additions & 12 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/logical/TopN.java
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Expand Up @@ -11,8 +11,6 @@
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.xpack.esql.core.capabilities.Resolvables;
import org.elasticsearch.xpack.esql.core.expression.Attribute;
import org.elasticsearch.xpack.esql.core.expression.AttributeSet;
import org.elasticsearch.xpack.esql.core.expression.Expression;
import org.elasticsearch.xpack.esql.core.tree.NodeInfo;
import org.elasticsearch.xpack.esql.core.tree.Source;
Expand Down Expand Up @@ -57,16 +55,6 @@ public String getWriteableName() {
return ENTRY.name;
}

@Override
public List<Attribute> output() {
return child().output();
}

@Override
public AttributeSet outputSet() {
return child().outputSet();
}

@Override
public boolean expressionsResolved() {
return limit.resolved() && Resolvables.resolved(order);
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8 changes: 6 additions & 2 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/logical/UnaryPlan.java
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Expand Up @@ -21,6 +21,7 @@
public abstract class UnaryPlan extends LogicalPlan {

private final LogicalPlan child;
private AttributeSet lazyOutputSet;

protected UnaryPlan(Source source, LogicalPlan child) {
super(source, Collections.singletonList(child));
Expand All @@ -43,9 +44,12 @@ public List<Attribute> output() {
return child.output();
}

@Override
public AttributeSet outputSet() {
return child().outputSet();
if (lazyOutputSet == null) {
List<Attribute> output = output();
lazyOutputSet = (output == child.output() ? child.outputSet() : new AttributeSet(output));
}
return lazyOutputSet;
}

@Override
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6 changes: 0 additions & 6 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/physical/FilterExec.java
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Expand Up @@ -10,7 +10,6 @@
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.xpack.esql.core.expression.Attribute;
import org.elasticsearch.xpack.esql.core.expression.AttributeSet;
import org.elasticsearch.xpack.esql.core.expression.Expression;
import org.elasticsearch.xpack.esql.core.tree.NodeInfo;
import org.elasticsearch.xpack.esql.core.tree.Source;
Expand Down Expand Up @@ -69,11 +68,6 @@ public List<Attribute> output() {
return child().output();
}
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@alex-spies alex-spies Mar 17, 2025

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Out of scope, but I noticed this is redundant.


@Override
public AttributeSet outputSet() {
return child().outputSet();
}

@Override
public int hashCode() {
return Objects.hash(condition, child());
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13 changes: 0 additions & 13 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/physical/LimitExec.java
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Expand Up @@ -10,15 +10,12 @@
import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.xpack.esql.core.expression.Attribute;
import org.elasticsearch.xpack.esql.core.expression.AttributeSet;
import org.elasticsearch.xpack.esql.core.expression.Expression;
import org.elasticsearch.xpack.esql.core.tree.NodeInfo;
import org.elasticsearch.xpack.esql.core.tree.Source;
import org.elasticsearch.xpack.esql.io.stream.PlanStreamInput;

import java.io.IOException;
import java.util.List;
import java.util.Objects;

public class LimitExec extends UnaryExec {
Expand Down Expand Up @@ -51,16 +48,6 @@ public String getWriteableName() {
return ENTRY.name;
}

@Override
public List<Attribute> output() {
return child().output();
}

@Override
public AttributeSet outputSet() {
return child().outputSet();
}

@Override
protected NodeInfo<? extends LimitExec> info() {
return NodeInfo.create(this, LimitExec::new, child(), limit);
Expand Down
11 changes: 0 additions & 11 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/physical/TopNExec.java
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Expand Up @@ -11,7 +11,6 @@
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.xpack.esql.core.expression.Attribute;
import org.elasticsearch.xpack.esql.core.expression.AttributeSet;
import org.elasticsearch.xpack.esql.core.expression.Expression;
import org.elasticsearch.xpack.esql.core.tree.NodeInfo;
import org.elasticsearch.xpack.esql.core.tree.Source;
Expand Down Expand Up @@ -70,16 +69,6 @@ public String getWriteableName() {
return ENTRY.name;
}

@Override
public List<Attribute> output() {
return child().output();
}

@Override
public AttributeSet outputSet() {
return child().outputSet();
}

@Override
protected NodeInfo<TopNExec> info() {
return NodeInfo.create(this, TopNExec::new, child(), order, limit, estimatedRowSize);
Expand Down
12 changes: 12 additions & 0 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/physical/UnaryExec.java
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
package org.elasticsearch.xpack.esql.plan.physical;

import org.elasticsearch.xpack.esql.core.expression.Attribute;
import org.elasticsearch.xpack.esql.core.expression.AttributeSet;
import org.elasticsearch.xpack.esql.core.tree.Source;

import java.util.Collections;
Expand All @@ -17,6 +18,7 @@
public abstract class UnaryExec extends PhysicalPlan {

private final PhysicalPlan child;
private AttributeSet lazyOutputSet;

protected UnaryExec(Source source, PhysicalPlan child) {
super(source, Collections.singletonList(child));
Expand All @@ -39,6 +41,16 @@ public List<Attribute> output() {
return child.output();
}

@Override
public AttributeSet outputSet() {
if (lazyOutputSet == null) {
List<Attribute> output = output();
lazyOutputSet = (output == child.output() ? child.outputSet() : new AttributeSet(output));
return lazyOutputSet;
}
return lazyOutputSet;
}

@Override
public int hashCode() {
return Objects.hashCode(child());
Expand Down