Package | Description |
---|---|
com.bigdata.rdf.sparql.ast |
This package contains an Abstract Syntax Tree which provides an intermediate translation
target for SPARQL parsers.
|
com.bigdata.rdf.sparql.ast.explainhints |
Modifier and Type | Method and Description |
---|---|
void |
ASTBase.addExplainHint(IExplainHint explainHint)
Add an explain hint to the query.
|
Modifier and Type | Class and Description |
---|---|
class |
BottomUpSemanticsExplainHint
Explain hint indicating potential problems caused by the bottom-up evaluation
semantics of SPARQL.
|
class |
ExplainHint
Abstract base class for explain hints, providing a common base
implementations, to be reused in concrete subclasses.
|
class |
JoinOrderExplainHint
Explain hint indicating potential problems caused by the join order within
a given join group, such as non-optional non-minus nodes that could not be
moved in front of optionals.
|
class |
UnsatisfiableMinusExplainHint
Explain hint indicating a MINUS expression that is unsatisfiable, i.e.
|
Modifier and Type | Method and Description |
---|---|
Iterator<IExplainHint> |
ExplainHints.iterator() |
Modifier and Type | Method and Description |
---|---|
void |
ExplainHints.addExplainHint(IExplainHint explainHint)
Add an explain hint to the set of hints.
|
Constructor and Description |
---|
ExplainHints(IExplainHint explainHint)
Constructor, setting up an explain hints object containing
a single
IExplainHint . |
Copyright © 2006–2019 SYSTAP, LLC DBA Blazegraph. All rights reserved.