In the era of information, almost every big company encounters Big Data problems, especially for multinational corporations. On the one hand, those companies mostly have a large number of customers around the world. On the other hand, there are very large volume and velocity of their transaction data. For instance, FICO’s falcon credit card fraud detection system manages over 2.1 billion valid accounts around the world. There are above 3 billion pieces of content generated on Facebook every day. The same problem happens in every Internet companies. The list could go on and on, as we witness the future businesses battle fields focusing on Big Data.