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[GraphX][SPARK-2245] add a materialize method to materialize VertexRDD by calling RDD's count #1177

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[GraphX][SPARK-2245] add a materialize method to materialize VertexRDD by calling RDD's count #1177

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3be5d6a
add a materialize method to materialize VertexRDD by calling RDD's co…
bxshi Jun 22, 2014
f1ed7f3
fix SPARK-2245
bxshi Jun 23, 2014
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12 changes: 12 additions & 0 deletions graphx/src/main/scala/org/apache/spark/graphx/VertexRDD.scala
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Expand Up @@ -111,6 +111,18 @@ class VertexRDD[@specialized VD: ClassTag](
partitionsRDD.map(_.size).reduce(_ + _)
}

override def checkpoint() {
partitionsRDD.checkpoint()
}

override def getCheckpointFile: Option[String] = {
partitionsRDD.getCheckpointFile
}

override def isCheckpointed: Boolean = {
partitionsRDD.isCheckpointed
}

/**
* Provides the `RDD[(VertexId, VD)]` equivalent output.
*/
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