Interface ValueExpr

All Superinterfaces:

Cloneable, QueryModelNode, Serializable

All Known Subinterfaces:

AggregateOperator, FilterValueExpr

All Known Implementing Classes:

AbstractAggregateOperator, AbstractNAryAggregateOperator, AggregateFunctionCall, And, Avg, BinaryValueOperator, BNodeGenerator, Bound, Coalesce, Compare, CompareAll, CompareAny, CompareSubQueryValueOperator, ConjunctiveFilterExpr, Count, Datatype, Exists, FilterExpr, FunctionCall, GroupConcat, If, In, IRIFunction, IsBNode, IsLiteral, IsNumeric, IsResource, IsURI, Label, Lang, LangMatches, ListMemberOperator, LocalName, MathExpr, Max, Min, Namespace, NAryValueOperator, Not, Or, Regex, SameTerm, Sample, Str, SubQueryValueOperator, Sum, UnaryValueOperator, ValueConstant, ValueExprTripleRef, Var

public interface ValueExpr
extends QueryModelNode

An expressions that evaluates to Value objects.

Method Summary

Modifier and Type	Method	Description
ValueExpr	clone()	Returns a (deep) clone of this query model node.

Methods inherited from interface QueryModelNode

equals, getCostEstimate, getDoubleMetricActual, getDoubleMetricsActual, getHasNextCallCountActual, getHasNextTimeNanosActual, getHasNextTrueCountActual, getJoinLeftBindingsConsumedActual, getJoinRightBindingsConsumedActual, getJoinRightIteratorsCreatedActual, getLongMetricActual, getLongMetricsActual, getNextCallCountActual, getNextTimeNanosActual, getParentNode, getResultSizeActual, getResultSizeEstimate, getSignature, getSourceRowsFilteredActual, getSourceRowsMatchedActual, getSourceRowsScannedActual, getStringMetricActual, getStringMetricsActual, getTotalTimeNanosActual, isRuntimeTelemetryEnabled, replaceChildNode, replaceWith, setCostEstimate, setDoubleMetricActual, setHasNextCallCountActual, setHasNextTimeNanosActual, setHasNextTrueCountActual, setJoinLeftBindingsConsumedActual, setJoinRightBindingsConsumedActual, setJoinRightIteratorsCreatedActual, setLongMetricActual, setNextCallCountActual, setNextTimeNanosActual, setParentNode, setResultSizeActual, setResultSizeEstimate, setRuntimeTelemetryEnabled, setSourceRowsFilteredActual, setSourceRowsMatchedActual, setSourceRowsScannedActual, setStringMetricActual, setTotalTimeNanosActual, toString, visit, visitChildren

Modifier and Type	Method	Description
boolean	equals(Object o)	Returns true if this query model node and its children are recursively equal to o and its children.
default double	getCostEstimate()
default double	getDoubleMetricActual(String metricName)
default Map<String,Double>	getDoubleMetricsActual()
default long	getHasNextCallCountActual()
default long	getHasNextTimeNanosActual()
default long	getHasNextTrueCountActual()
default long	getJoinLeftBindingsConsumedActual()
default long	getJoinRightBindingsConsumedActual()
default long	getJoinRightIteratorsCreatedActual()
default long	getLongMetricActual(String metricName)
default Map<String,Long>	getLongMetricsActual()
default long	getNextCallCountActual()
default long	getNextTimeNanosActual()
QueryModelNode	getParentNode()	Gets the node's parent.
default long	getResultSizeActual()
default double	getResultSizeEstimate()	Returns the number of tuples that this QueryNode predicts will be outputted.
String	getSignature()	Returns the signature of this query model node.
default long	getSourceRowsFilteredActual()
default long	getSourceRowsMatchedActual()
default long	getSourceRowsScannedActual()
default String	getStringMetricActual(String metricName)
default Map<String,String>	getStringMetricsActual()
default long	getTotalTimeNanosActual()
default boolean	isRuntimeTelemetryEnabled()
void	replaceChildNode(QueryModelNode current, QueryModelNode replacement)	Replaces one of the child nodes with a new node.
void	replaceWith(QueryModelNode replacement)	Substitutes this node with a new node in the query model tree.
default void	setCostEstimate(double costEstimate)
default void	setDoubleMetricActual(String metricName, double metricValue)
default void	setHasNextCallCountActual(long hasNextCallCountActual)
default void	setHasNextTimeNanosActual(long hasNextTimeNanosActual)
default void	setHasNextTrueCountActual(long hasNextTrueCountActual)
default void	setJoinLeftBindingsConsumedActual(long joinLeftBindingsConsumedActual)
default void	setJoinRightBindingsConsumedActual(long joinRightBindingsConsumedActual)
default void	setJoinRightIteratorsCreatedActual(long joinRightIteratorsCreatedActual)
default void	setLongMetricActual(String metricName, long metricValue)
default void	setNextCallCountActual(long nextCallCountActual)
default void	setNextTimeNanosActual(long nextTimeNanosActual)
void	setParentNode(QueryModelNode parent)	Sets the node's parent.
default void	setResultSizeActual(long resultSizeActual)
default void	setResultSizeEstimate(double rows)
default void	setRuntimeTelemetryEnabled(boolean runtimeTelemetryEnabled)
default void	setSourceRowsFilteredActual(long sourceRowsFilteredActual)
default void	setSourceRowsMatchedActual(long sourceRowsMatchedActual)
default void	setSourceRowsScannedActual(long sourceRowsScannedActual)
default void	setStringMetricActual(String metricName, String metricValue)
default void	setTotalTimeNanosActual(long totalTime)
String	toString()	Returns an indented print of the node tree, starting from this node.
<X extends Exception> void	visit(QueryModelVisitor<X> visitor)	Visits this node.
<X extends Exception> void	visitChildren(QueryModelVisitor<X> visitor)	Visits the children of this node.

Method Details

clone

ValueExpr clone()

Description copied from interface: QueryModelNode

Returns a (deep) clone of this query model node. This method recursively clones the entire node tree, starting from this nodes.

Specified by:

clone in interface QueryModelNode

Returns:

A deep clone of this query model node.