package broadcast

Spark's broadcast variables, used to broadcast immutable datasets to all nodes.

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  1. abstract class Broadcast[T] extends Serializable

    A broadcast variable.

  2. trait BroadcastFactory extends AnyRef

    :: DeveloperApi :: An interface for all the broadcast implementations in Spark (to allow multiple broadcast implementations).

  3. class HttpBroadcastFactory extends BroadcastFactory

    A org.apache.spark.broadcast.BroadcastFactory implementation that uses a HTTP server as the broadcast mechanism.

  4. class TorrentBroadcastFactory extends BroadcastFactory

    A org.apache.spark.broadcast.Broadcast implementation that uses a BitTorrent-like protocol to do a distributed transfer of the broadcasted data to the executors.

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