Apache Spark is a lightning-fast unified analytics engine for big data and machine learning. It was originally developed at UC Berkeley in 2009. Since its release, Apache Spark, the unified analytics engine, has seen rapid adoption by enterprises across a wide range of industries. Internet powerhouses such as Netflix, Yahoo, and eBay have deployed Spark at massive scale, collectively processing multiple petabytes of data on clusters of over 8,000 nodes. The spark certification has gotten one of the most looked for after exercises for any goal-oriented programming proficient. Apache Spark has been sought after since its dispatch. Errands most as often as possible related with Spark incorporate ETL and SQL group employments across large data sets, processing of streaming data from sensors, IoT, or financial systems, and machine learning tasks.
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It is not easy to learn Spark.