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What is Spark - Apache Spark Tutorial for Beginners - DataFlair
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What is Spark tutorial about Spark introduction, why spark, Hadoop vs Apache Spark, Need of Spark, Architecture, Spark Ecosystem, Spark RDD and Spark shell.

Apache Spark Introduction for Beginners

An extensive introduction to Apache Spark, including a look at the evolution of the product, use cases, architecture, ecosystem components, core concepts and more.