What Big Data Means?

In IT world, Big data is a collection of data sets so large and complex that it becomes difficult to process using database management tools on-hand. The challenge their is how to capture, curation, storage, search, sharing, analysis and visualization. Creating a database for big data like this is like derivable from analysis of a single large set of related data, as compared to separate smaller sets with the same total amount of data, allowing correlations to be found to “spot business trends, determine quality of research, prevent diseases, link legal citations, combat crime, and determine real-time roadway traffic conditions.

Big-Data final

This is a visualization created by IBM. At multiple terabytes in size, the text and images of Wikipedia are a classic example of big data.

Twitter generates somewhere on the order of 12 terabytes of data every 24 hours. The Large Hadron Collider (LHC) produced 13 petabytes of data in 2010. Even Walmart handles more than 1 million customer transactions every hour. Analyzing this torrent of information, whether to quickly spot emerging trends, track the Higg-Boson particle, or accurately identity fraud at the checkout, requires a bit more computational power than MS Access.

Companies that sells Storage for Big Data


EMC is an American multinational corporation that  sells data storage, used to build web-based computing systems. Their headquarter is in Hopkinton, Massachusetts.

Former Intel Executive Richard Egan and his college roommate, Roger Marino, founded EMC in 1979. The company’s name, EMC, stands for the initials of the founders, and a third and fourth whose last names are Connelly and Curly Hence the EMC 2.


International Business Machines Corporation (NYSE: IBM)IBM or IBM, is an American multinational technology and consulting corporation, with headquarters in Armonk, New York, United States. IBM manufactures and markets computer hardware and software, and offers infrastructure, hosting and consulting services in areas ranging from mainframe computers to nanotechnology. wiki


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