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Quick Tip – caching In spark

Caching in Spark SQL works a bit differently. Since we know the types of each column, Spark is able to more efficiently store the data. To make sure that we cache using the memory efficient representation, rather than the full objects, we…

Introduction to Spark Core & Spark SQL

Spark Core Spark Core contains the basic functionality of Spark, including components for task scheduling, memory management, fault recovery, interacting with storage systems, and more. Spark Core is also home to the API that defines…

Spark An Unified Stack

The Spark project contains multiple closely integrated components. At its core, Spark is a “computational engine” that is responsible for scheduling, distributing, and monitoring applications consisting of many computational tasks…

What Is Apache Spark?

Apache Spark is a cluster computing platform designed to be fast and general-purpose. On the speed side, Spark extends the popular MapReduce model to efficiently support more types of computations, including…

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