Package org.elasticsearch.xpack.esql.plan.logical.promql.selector

Class Selector

java.lang.Object

org.elasticsearch.xpack.esql.core.tree.Node<LogicalPlan>

org.elasticsearch.xpack.esql.plan.QueryPlan<LogicalPlan>

org.elasticsearch.xpack.esql.plan.logical.LogicalPlan

org.elasticsearch.xpack.esql.plan.logical.UnaryPlan

org.elasticsearch.xpack.esql.plan.logical.promql.selector.Selector

All Implemented Interfaces:

NamedWriteable, Writeable, Resolvable

Direct Known Subclasses:

InstantSelector, LiteralSelector, RangeSelector

public abstract class Selector
extends UnaryPlan

Base class representing a PromQL vector selector. A vector selector is defined by a set of label matchers and a point in time evaluation context.

Nested Class Summary

Nested classes/interfaces inherited from class org.elasticsearch.xpack.esql.plan.logical.LogicalPlan

LogicalPlan.Stage

Nested classes/interfaces inherited from interface org.elasticsearch.common.io.stream.Writeable

Writeable.Reader<V>, Writeable.Writer<V>

Field Summary

Fields

Modifier and Type	Field	Description
protected List<Attribute>	output

Fields inherited from class org.elasticsearch.xpack.esql.core.tree.Node

TO_STRING_MAX_WIDTH

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
Evaluation	evaluation()
boolean	expressionsResolved()
String	getWriteableName()
int	hashCode()
LabelMatchers	labelMatchers()
List<Expression>	labels()
Expression	series()
void	writeTo(StreamOutput out)

Methods inherited from class org.elasticsearch.xpack.esql.plan.logical.UnaryPlan

child, inputSet, output, outputSet, replaceChild, replaceChildren

Methods inherited from class org.elasticsearch.xpack.esql.plan.logical.LogicalPlan

analyzed, childrenResolved, optimized, preAnalyzed, preOptimized, resolved, setAnalyzed, setOptimized, setPreAnalyzed, setPreOptimized

Methods inherited from class org.elasticsearch.xpack.esql.plan.QueryPlan

computeExpressions, computeReferences, expressions, forEachExpression, forEachExpression, forEachExpressionDown, forEachExpressionUp, references, transformExpressionsDown, transformExpressionsDown, transformExpressionsOnly, transformExpressionsOnly, transformExpressionsOnlyUp, transformExpressionsUp, transformExpressionsUp

Methods inherited from class org.elasticsearch.xpack.esql.core.tree.Node

anyMatch, children, collect, collect, collect, collectFirstChildren, collectLeaves, doCollectFirst, forEachDown, forEachDown, forEachDownMayReturnEarly, forEachProperty, forEachPropertyDown, forEachPropertyOnly, forEachPropertyUp, forEachUp, forEachUp, info, nodeName, nodeProperties, nodeString, propertiesToString, replaceChildrenSameSize, source, sourceLocation, sourceText, toString, transformChildren, transformDown, transformDown, transformDown, transformNodeProps, transformPropertiesDown, transformPropertiesOnly, transformPropertiesUp, transformUp, transformUp, transformUp

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

output

protected List<Attribute> output

Method Details

series

public Expression series()

labels

public List<Expression> labels()

labelMatchers

public LabelMatchers labelMatchers()

evaluation

public Evaluation evaluation()

expressionsResolved

public boolean expressionsResolved()

Specified by:

expressionsResolved in class LogicalPlan

equals

public boolean equals(Object o)

Overrides:

equals in class UnaryPlan

hashCode

public int hashCode()

Overrides:

hashCode in class UnaryPlan

getWriteableName

public String getWriteableName()

writeTo

public void writeTo(StreamOutput out)
             throws IOException

Throws:

IOException