T, SaranyaD, Nivetha2020-09-152020-09-1520182250-3021https://dspace.psgrkcw.com/handle/123456789/1478Big data is a term applied to data sets whose size or type is beyond the ability of traditional relational databases to capture, manage, and process the data with low-latency. And it has one or more of the following characteristics – high volume, high velocity, or high variety. Big data comes from sensors, devices, video/audio, networks, log files, transactional applications, web, and social media - much of it generated in real time and in a very large scale.enbig datablack box datasocial media datastock exchange datapower grid datatransport datasearch engine dataBook