Information which it is already impossible to process by traditional methods, including structured data, media and accidental objects belongs to the category Big Data. Some experts consider that for work with them the traditional monolithic systems were succeeded by new massive and parallel solutions.

Big Data (engl. big data) in information technologies — a series of approaches, tools and methods of processing of the structured and unstructured these huge amounts and considerable variety for obtaining the results effective perceived by the person in the conditions of a continuous gain, distribution by numerous nodes