近年来图书馆技术发展热点层出不穷,数字图书馆,信息共享空间、机构知识库、移动图书馆、云计算相继成为研究热点。当前图书馆在大数据的大背景下面临着资源的多样性与复杂性、用户需求和使用行为的改变和图书馆自身不适应等多方面的挑战。本文对大数据时代的特征和内涵进行探讨,从中分析图书馆在新时代所面临的挑战,并提出相应的建设策略。 In recent years, hot spots for the development of library technology emerge one after another, and digital libraries, information sharing spaces, institutional knowledge bases, mobile libraries and cloud computing have all become research hotspots. Currently, under the background of big data, libraries are faced with many challenges such as diversity and complexity of resources, changes in user needs and usage behaviors, and inadequate library itself. This article explores the characteristics and connotation of the big data era, analyzes the challenges the library faces in the new era, and puts forward corresponding construction strategies.