Packages

class RDFGraphDataFrame extends AbstractRDFGraphSpark[SimpleRDF, DataFrame, RDFGraphDataFrame]

A data structure that comprises a set of triples.

Linear Supertypes
AbstractRDFGraphSpark[SimpleRDF, DataFrame, RDFGraphDataFrame], SparkGraphExtensions[SimpleRDF, DataFrame, RDFGraphDataFrame], AbstractRDFGraph[SimpleRDF, DataFrame, RDFGraphDataFrame], AnyRef, Any
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Inherited
  1. RDFGraphDataFrame
  2. AbstractRDFGraphSpark
  3. SparkGraphExtensions
  4. AbstractRDFGraph
  5. AnyRef
  6. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new RDFGraphDataFrame(triples: DataFrame, schema: SQLSchema = SQLSchemaDefault)

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  5. def cache(): RDFGraphDataFrame.this.type

    Persist the triples RDD with the default storage level (MEMORY_ONLY).

    Persist the triples RDD with the default storage level (MEMORY_ONLY).

    Definition Classes
    RDFGraphDataFrame → SparkGraphExtensions
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native() @HotSpotIntrinsicCandidate()
  7. def difference(graph: RDFGraphDataFrame): RDFGraphDataFrame
    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraph
  8. def distinct(): RDFGraphDataFrame
    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraph
  9. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  10. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  11. def find(triple: RDFTriple): RDFGraphDataFrame
    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraph
  12. def find(s: Option[String] = None, p: Option[String] = None, o: Option[String] = None): RDFGraphDataFrame
    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraph
  13. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  14. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  15. def intersection(graph: RDFGraphDataFrame): RDFGraphDataFrame
    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraph
  16. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  17. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  18. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  19. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  20. val schema: SQLSchema
  21. def size(): Long

    Return the number of triples.

    Return the number of triples.

    returns

    the number of triples

    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraph
  22. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  23. def toDataFrame(sparkSession: SparkSession, schema: SQLSchema = SQLSchemaDefault): DataFrame

    Convert the current graph to a Dataframe of RDF triples.

    Convert the current graph to a Dataframe of RDF triples.

    sparkSession

    the Spark session

    schema

    the SQL schema

    returns

    a Dataframe of RDF triples

    Definition Classes
    RDFGraphDataFrame → SparkGraphExtensions
  24. def toRDD(): RDD[RDFTriple]

    Convert the current graph to an RDD of RDF triples.

    Convert the current graph to an RDD of RDF triples.

    returns

    RDD of RDF triples

    Definition Classes
    RDFGraphDataFrame → SparkGraphExtensions
  25. def toString(): String
    Definition Classes
    AnyRef → Any
  26. val triples: DataFrame
    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraphSpark → AbstractRDFGraph
  27. def union(graph: RDFGraphDataFrame): RDFGraphDataFrame
    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraph
  28. def unionAll(graphs: Seq[RDFGraphDataFrame]): RDFGraphDataFrame
    Definition Classes
    RDFGraphDataFrame → AbstractRDFGraph
  29. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  30. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  31. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] ) @Deprecated @deprecated
    Deprecated

    (Since version ) see corresponding Javadoc for more information.

Inherited from AbstractRDFGraphSpark[SimpleRDF, DataFrame, RDFGraphDataFrame]

Inherited from SparkGraphExtensions[SimpleRDF, DataFrame, RDFGraphDataFrame]

Inherited from AbstractRDFGraph[SimpleRDF, DataFrame, RDFGraphDataFrame]

Inherited from AnyRef

Inherited from Any

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