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Barrier Execution Mode in Spark 3.0 - Part 2: Barrier RDD

madhukara phatak

Chief Architect at Tellius

发布日期: 2020年11月20日

Barrier execution mode is a new execution mode added to spark in 3.0 version. This marks a significant change to platform which had only supported Map/Reduce based execution till now. This will allow spark to diversify the kind of workloads it can support on it’s platform.

In this series posts we will discuss about this execution mode in detail.This is the second post in the series. In this post we will discuss the basic API for barrier execution mode. You can access all the posts in this series here.

RDDBarrier

Spark 3.0 has introduced a new type of RDD called RDDBarrier[T] which signifies the RDD needs to be handled using the barrier execution mode. This RDD exposes new capabilities that are not available in normal RDD.

https://blog.madhukaraphatak.com/barrier-execution-mode-part-2/

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Barrier Execution Mode in Spark 3.0 - Part 2: Barrier RDD

madhukara phatak

Chief Architect at Tellius

RDDBarrier

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