Class EmptyNUnion
java.lang.Object
org.eclipse.rdf4j.query.algebra.AbstractQueryModelNode
org.eclipse.rdf4j.federated.algebra.NTuple
org.eclipse.rdf4j.federated.algebra.EmptyNUnion
- All Implemented Interfaces:
Serializable,Cloneable,EmptyResult,QueryRef,GraphPatternGroupable,QueryModelNode,TupleExpr,VariableScopeChange
Algebra construct representing an empty union.
- Author:
- Andreas Schwarte
- See Also:
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Field Summary
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Constructor Summary
Constructors -
Method Summary
Methods inherited from class org.eclipse.rdf4j.federated.algebra.NTuple
clone, getArg, getArgs, getAssuredBindingNames, getBindingNames, getNumberOfArguments, getQueryInfo, replaceChildNode, visit, visitChildrenMethods inherited from class org.eclipse.rdf4j.query.algebra.AbstractQueryModelNode
getCardinality, getCostEstimate, getParentNode, getResultSizeActual, getResultSizeEstimate, getSignature, getTotalTimeNanosActual, isCardinalitySet, isGraphPatternGroup, isVariableScopeChange, nullEquals, replaceNodeInList, replaceWith, resetCardinality, setCardinality, setCostEstimate, setGraphPatternGroup, setParentNode, setResultSizeActual, setResultSizeEstimate, setTotalTimeNanosActual, setVariableScopeChange, shouldCacheCardinality, toStringMethods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitMethods inherited from interface org.eclipse.rdf4j.query.algebra.QueryModelNode
equals, getCostEstimate, getParentNode, getResultSizeActual, getResultSizeEstimate, getSignature, getTotalTimeNanosActual, replaceWith, setCostEstimate, setParentNode, setResultSizeActual, setResultSizeEstimate, setTotalTimeNanosActual, toString
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Constructor Details
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EmptyNUnion
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