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Bigdata is a common buzzword today. Business people, goverment are interested in Big data because the research shows that big data have some values in it. So what is bigData.Researchers show that bigdata has three ch/s. first, bigdata has volume, which means its very big and required a tera-bytes, zetta-bytes of storage. second, bigdata has variaty, which means it comes from different sources structured, unstructures, and semi-structured. such as log files, tweets, and so on. Big data has velocity, which means it requires procescing in real time to make sense out of it, such as sensors data, gps data-about a tera-bytes of sensor data comes in about a day. so all of these data requires processing to make it valuable.
