Big Data and Hadoop overview
In a nut shell – “Big Data is the problem and Hadoop (FW) is one of the solutions to solve the problem using HDFS, MapReduce”. Big data is a term that describes the large volume of data – both structured and unstructured – that inundates a business on a day-to-day basis. But it’s not the amount of data that’s important. It’s what organizations do with the data that matters. Big data is a large set of the data that is generated through the FACEBOOK,YOUTUBE, and many social sites. That is in the form of video, image, text, graphics, sensors, and many other things. Big data has divided in to 3 types Structured, Semi Structured, Unstructured data. Big Data has also been defined by the four “V”s: Volume, Velocity, Variety, and Value . a) Volume: The amount of data. b) Velocity: A fast rate that data is received and perhaps acted upon c) Varie...