The term big data occurs more frequently now than ever before. A large number of field and subjects, ranging from everyday life to traditional research field (i.e., geography and transportation, biology and chemistry, medicine and rehabilitation), involve big data problems. The popularizing of various types of network has diversifie types, issues, and solutions for big data more than ever be-fore. In this paper, we review recent research in data types, storage models, privacy, data security, analysis methods, and applications related to network big data. Finally, we summarize the challenges and development of big data to predict current and future trends.