public class Join extends BinaryTupleOperator
leftArg, rightArg| Constructor and Description |
|---|
Join() |
Join(TupleExpr leftArg,
TupleExpr rightArg)
Creates a new natural join operator.
|
| Modifier and Type | Method and Description |
|---|---|
Join |
clone()
Returns a (deep) clone of this query model node.
|
boolean |
equals(Object other)
Returns true if this query model node and its children are recursively equal to o and its
children.
|
Set<String> |
getAssuredBindingNames()
Gets the names of the bindings that are guaranteed to be present in the results produced by this tuple
expression.
|
Set<String> |
getBindingNames()
Gets the names of the bindings that are, or can be, returned by this tuple expression when it is evaluated.
|
int |
hashCode() |
boolean |
hasSubSelectInRightArg()
Deprecated.
since 2.0. Use
TupleExprs.containsProjection(TupleExpr) instead. |
<X extends Exception> |
visit(QueryModelVisitor<X> visitor)
Visits this node.
|
getAlgorithmName, getLeftArg, getRightArg, replaceChildNode, setAlgorithm, setLeftArg, setRightArg, visitChildrengetCostEstimate, getParentNode, getResultSizeActual, getResultSizeEstimate, getSignature, getTotalTimeNanosActual, isGraphPatternGroup, isVariableScopeChange, nullEquals, replaceNodeInList, replaceWith, setCostEstimate, setGraphPatternGroup, setParentNode, setResultSizeActual, setResultSizeEstimate, setTotalTimeNanosActual, setVariableScopeChange, toStringfinalize, getClass, notify, notifyAll, wait, wait, waitgetCostEstimate, getParentNode, getResultSizeActual, getResultSizeEstimate, getSignature, getTotalTimeNanosActual, replaceWith, setCostEstimate, setParentNode, setResultSizeActual, setResultSizeEstimate, setTotalTimeNanosActual, toString@Deprecated public boolean hasSubSelectInRightArg()
TupleExprs.containsProjection(TupleExpr) instead.true if the right argument of this Join contains a projection, false otherwise.public Set<String> getBindingNames()
TupleExprpublic Set<String> getAssuredBindingNames()
TupleExprpublic <X extends Exception> void visit(QueryModelVisitor<X> visitor) throws X extends Exception
QueryModelNodeX extends Exceptionpublic boolean equals(Object other)
QueryModelNodeequals in interface QueryModelNodeequals in class BinaryTupleOperatorpublic int hashCode()
hashCode in class BinaryTupleOperatorpublic Join clone()
QueryModelNodeclone in interface QueryModelNodeclone in interface TupleExprclone in class BinaryTupleOperatorCopyright © 2015-2022 Eclipse Foundation. All Rights Reserved.