Big data refers to those data volume is particularly large, the data category is particularly complex data set, this data set can not use the traditional database for transfer, management and processing is the need for a new processing model in order to have more powerful decision-making, insight discovery and process optimization capabilities of the massive, high-growth rate and diverse information assets. Big data belongs to the interdisciplinary: statistics, mathematics, computers for the three major supporting disciplines: biology, medicine, environmental science, economics, sociology, management for the application of the expanding disciplines.