What is Apache Spark?
Apache Spark is an open-source big data framework that is used for multiple big data applications. The strength of Spark lies in its superior parallel processing capabilities that makes it a leader in its domain.
According to its website (https://spark.apache.org/), “The most widely-used engine for scalable computing.”
The history of Apache Spark
Apache Spark started as a research project at the UC Berkeley AMPLab in 2009 and moved to an open source license in 2010. Later, in 2013, it came under the Apache Software Foundation (https://spark.apache.org/). It gained popularity after 2013, and today, it serves as a backbone for a large number of big data products across various Fortune 500 companies and has thousands of developers actively working on it.
Spark came into being because of limitations in the Hadoop MapReduce framework. MapReduce’s main premise was to read data from disk, distribute that data for parallel processing,...
