Apache Spark articles

Actions in Spark

In Spark, actions are the final results of operations on RDDs. Without them, transformations are meaningless and difficult to use by applications.

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Transformations in Spark

One of methods generating new RDD consists on applying transformations on already existent RDDs. But transformations not only makes new RDDs but also gives a sense to all data processing.

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Data representation in Spark - RDD

The first post about Spark internals concerns Resilient Distributed Dataset (RDD), an abstraction used to represent processed data.

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