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c

net.sansa_stack.query.spark.query

SparqlifySPARQLExecutor

class SparqlifySPARQLExecutor extends QueryExecutor with Serializable

A Sparqlify backed SPARQL executor working on the given RDF partitions.

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Serializable, Serializable, QueryExecutor, AnyRef, Any
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  1. SparqlifySPARQLExecutor
  2. Serializable
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  4. QueryExecutor
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Instance Constructors

  1. new SparqlifySPARQLExecutor(triples: RDD[Triple])

    A Sparqlify backed SPARQL executor working on the given RDF triples.

    A Sparqlify backed SPARQL executor working on the given RDF triples.

    VP is used as partitioning strategy, i.e. one partition s,o per predicate p in the RDF dataset.

    triples

    the triples to work on

  2. new SparqlifySPARQLExecutor(partitions: Map[RdfPartitionDefault, RDD[Row]])

    partitions

    the RDF partitions to work on

Value Members

  1. final def !=(arg0: Any): Boolean
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    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
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  3. final def ==(arg0: Any): Boolean
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  4. final def asInstanceOf[T0]: T0
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    Any
  5. def clone(): AnyRef
    Attributes
    protected[lang]
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    @throws( ... ) @native()
  6. final def eq(arg0: AnyRef): Boolean
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  7. def equals(arg0: Any): Boolean
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  8. def finalize(): Unit
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    protected[lang]
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    @throws( classOf[java.lang.Throwable] )
  9. final def getClass(): Class[_]
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    @native()
  10. def hashCode(): Int
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    @native()
  11. final def isInstanceOf[T0]: Boolean
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  12. final def ne(arg0: AnyRef): Boolean
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  13. final def notify(): Unit
    Definition Classes
    AnyRef
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    @native()
  14. final def notifyAll(): Unit
    Definition Classes
    AnyRef
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    @native()
  15. var partitions: Map[RdfPartitionDefault, RDD[Row]]
  16. val rewriter: SparqlSqlStringRewriter
  17. val spark: SparkSession
  18. def sparql(sparqlQuery: String): DataFrame

    Execute a SPARQL query and return a Spark DataFrame.

    Execute a SPARQL query and return a Spark DataFrame.

    Default partitioning scheme used is VP.

    sparqlQuery

    a SPARQL query

    Definition Classes
    SparqlifySPARQLExecutorQueryExecutor
  19. def sparqlRDD(sparqlQuery: String): RDD[Binding]

    Execute a SPARQL query and return an RDD of bindings.

    Execute a SPARQL query and return an RDD of bindings.

    Default partitioning scheme used is VP.

    sparqlQuery

    a SPARQL query

    Definition Classes
    SparqlifySPARQLExecutorQueryExecutor
  20. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
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  21. def toString(): String
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  22. final def wait(): Unit
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    @throws( ... )
  23. final def wait(arg0: Long, arg1: Int): Unit
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    @throws( ... )
  24. final def wait(arg0: Long): Unit
    Definition Classes
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    @throws( ... ) @native()

Inherited from Serializable

Inherited from Serializable

Inherited from QueryExecutor

Inherited from AnyRef

Inherited from Any

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