Github user mridulm commented on a diff in the pull request: https://github.com/apache/spark/pull/448#discussion_r12347808 --- Diff: graphx/src/main/scala/org/apache/spark/graphx/EdgeRDD.scala --- @@ -51,18 +51,12 @@ class EdgeRDD[@specialized ED: ClassTag]( override def collect(): Array[Edge[ED]] = this.map(_.copy()).collect() - override def persist(newLevel: StorageLevel): EdgeRDD[ED] = { + override def persist(newLevel: StorageLevel): this.type = { partitionsRDD.persist(newLevel) this } - /** Persist this RDD with the default storage level (`MEMORY_ONLY`). */ - override def persist(): EdgeRDD[ED] = persist(StorageLevel.MEMORY_ONLY) - - /** Persist this RDD with the default storage level (`MEMORY_ONLY`). */ - override def cache(): EdgeRDD[ED] = persist() --- End diff -- Got it, thanks
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