Peer-to-peer in big data management

Till now, big data is an emerging paradigm applied to massive datasets whose size is beyond the ability of commonly used software tools to capture, manage, and process within a tolerable elapsed time. Big data are very important for us to understand the world. Big data are often captured from various sources including social media, sensors network, scientific applications, surveillance, Internet texts and documents, business intelligence and web logs. There are several typical characteristics, including large size, heterogeneous structures, complex processing.