Package | Description |
---|---|
com.bigdata.bop.joinGraph.rto | |
com.bigdata.rdf.sparql.ast.eval |
Modifier and Type | Method and Description |
---|---|
Path |
Path.addEdge(QueryEngine queryEngine,
JoinGraph joinGraph,
int limit,
Vertex vnew,
IConstraint[] constraints,
boolean pathIsComplete)
Add an edge to a path, computing the estimated cardinality of the new
path, and returning the new path.
|
static EdgeSample |
Path.cutoffJoin(QueryEngine queryEngine,
JoinGraph joinGraph,
int limit,
IPredicate<?>[] path,
IConstraint[] constraints,
boolean pathIsComplete,
SampleBase sourceSample)
Cutoff join of the last vertex in the join path.
|
Constructor and Description |
---|
JGraph(JoinGraph joinGraph) |
JoinGraph(JoinGraph op)
Deep copy constructor.
|
Modifier and Type | Method and Description |
---|---|
static PipelineOp |
AST2BOpRTO.compileJoinGraph(QueryEngine queryEngine,
JoinGraph joinGraph,
Path path)
Compile a join graph into a query plan.
|
static EdgeSample |
AST2BOpRTO.cutoffJoin(QueryEngine queryEngine,
JoinGraph joinGraph,
int limit,
IPredicate<?>[] predicates,
IConstraint[] constraints,
boolean pathIsComplete,
SampleBase sourceSample)
Cutoff join of the last vertex in the join path.
|
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