Public Media Database Construction And Use In Library Under The Environment Of Big Data

The world has been promoted to entered the era of big data by cloud computingtechnology and the networking. Information is the core and basis of all the services providedby libraries. Now library resources are the official publication, not only including academicresources but also basic knowledge of literature and history. This resources arestatic,structured and semi-structured. While the Underground literature of internet, especiallythe information on the users’ behavior,social networking hiddenly and government, are notcollected in libraries. The information in the big data of libraries is incomplete and lagging aspoor resources above.Public media information can not only improve the library’s resources,but also provide new knowledge of library services to help libraries to master and integratemore data to enhance its core competitiveness in the era of big data. Use sensors, crawlersand other big data collection techniques to obtain user behavior data,social data,gray literatureand government public management data from public media platforms. Based on the theory ofstorage and subject classification of HBase, knowledge maps and other organizational methodto integrate collected data. This paper explores the planning of public mediadatabase,including user behavior database,social networks database and public managementdatabase.From the theory of big data and practice with the development of database inlibraries,this paper explores the method to set up public media database system adapting toour country. There are six parts here:The first chapter is introduction. This chapter states topic back-grand and researchsignificance.The second chapter says the library big data research in and out, and elaborates thenecessity to create public media database.The third chapter is the theoretical foundation of the public media resources constructionand big data.Referring to chapter2about the construction of library database The fourth chapterrespectively discusses user behavior database,network literature database and publicmanagement database on the methods of public media resources construction in the thirdchapter.The fifth chapter content is aimed at describing public media database use. Chapter six analyzes and summarize the researching content of this article, and questionsthe maters,being required attention in the future.