Hello guys, if you are thinking of learning Apache Spark to start your Big Data journey and looking for some excellent free resources, e.g., books, tutorials, and courses, then you have come to the right place. This article will share some of the best free online Apache Spark courses for Java, Scala, and Python developers. If you don't know what is Apache Spark? And Why it's so crucial in the Big Data world, then let me give you a brief overview first. Apache Spark is another cluster computing framework like Hadoop, which analyzes a vast data set. Still, it's much faster than Hadoop, which makes it ideal for today's high computing needs, like processing a massive amount of data.
