Abstract With the recent development in Computer Technology there is rapid increase in amount of data which is stored on Internet, on social network, bank-data, organization's data etc. With this increase of size of data there are some challenges also arising to safeguard this data and provide privacy to holders of the data[1] Introduction In the recent years the size of data in various sectors online like social Networking, E-commerce, etc is increasing and it can not be stored or manipulated using traditional Database Management, thus leading us to Big data Technology.