Trait

net.sansa_stack.inference.spark.data.model

SparkGraphExtensions

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trait SparkGraphExtensions[Rdf <: RDF, D, G <: AbstractRDFGraph[Rdf, D, G]] extends AnyRef

Some Spark based extension for an RDF graph.

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AnyRef, Any
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AbstractRDFGraphSpark, RDFGraphDataFrame, RDFGraphDataset, RDFGraphNative
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Abstract Value Members

  1. abstract def cache(): G

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

  2. abstract def toDataFrame(sparkSession: SparkSession = null, schema: SQLSchema = SQLSchemaDefault): DataFrame

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    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

  3. abstract def toRDD(): RDD[Rdf.Triple]

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    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

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