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implicit class StateStoreAwareZipPartitionsHelper[T] extends AnyRef

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  1. new StateStoreAwareZipPartitionsHelper(dataRDD: RDD[T])(implicit arg0: ClassTag[T])

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  14. def stateStoreAwareZipPartitions[U, V](dataRDD2: RDD[U], stateInfo: StatefulOperatorStateInfo, storeNames: Seq[String], storeCoordinator: StateStoreCoordinatorRef)(f: (Int, Iterator[T], Iterator[U]) ⇒ Iterator[V])(implicit arg0: ClassTag[U], arg1: ClassTag[V]): RDD[V]

    Function used by StreamingSymmetricHashJoinExec to zip together the partitions of two child RDDs for joining the data in corresponding partitions, while ensuring the tasks' preferred location is based on which executors have the required join state stores already loaded.

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