Information Service Research and Development of Digital Library in the Era of Big Data

Cloud computing, networking, social networking and other emerging technologies led to the explosive growth of data. In order to describe and define the massive data in the information explosion era, the word "big data" came into being. The well-known consulting firm Mckinsey first proposed that the large data era has come. A huge amount of data become an important strategic resource for enterprises and society, which can promote the various areas to begin a quantitative process. In the field of libraries, the rapid development of digital libraries has achieved cross-regional, object-oriented network query and dissemination, so that people at any time and place people can obtain the necessary information and make it into reality through the network. This has expanded the most important function of the traditional library, information service function. So in the era of large data, compared to traditional libraries, information service function of digital library is more prominent, which greatly promoted the sharing and utilization of resources.