Summary
In this chapter, we discussed the architecture of Spark and its various components. We also talked about a few of the core components of the Spark framework, such as RDDs. We discussed the packaging structure of Spark and its various core APIs, and we also configured our Spark cluster and executed our first Spark job in Scala and Java.
In the next chapter, we talk about the various functions/APIs exposed by Spark RDDs in detail.
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