Library and information Services are faced with the challenges of the information superhighway and are undergoing great changes.The project of a worldwide information catalog and electronic libraries is being put into effect, and it brings deepgoing changes in the library and information science education.From the curriculum,contents and methods of the traditional courses to the essential meaning of the subject, all have initiated a change representing the characteristics of library and information science education in the 21st century.
When the next century is coming,the worldwide growth and expansion of the Internet may well be one of the very important events in the world. This paper introduces the first nationwide academic network in China: China Education and Research Network. Its background and significance are presented. The objec tives and stategy of CERNET are bescribed. This paper also gives its current state and technical characteristic, and discusses its prospects in the future.
Based on the challenges and choices that libraries are facing, this article introduces the status of the Tsinghua University library automation system and the library information resource querying network environment provided by the TUnet.
The paper introduces the model,process and experience of establishment of OhioLINK,which give beneficial enlightenment for library modernization in China ,and discusses how to build and develop Chinese provincial library information networks.
The author has participated in investigation of national information resources in 1995 and compilation of “Database Index of China” and expounds in this article some considerations on developing the databases industry in China.
The procedure of data format conversion from MicISIS databasse to Access database is introduced in this paper. The database was built by use of Access.The characteristic and effect of the database are described.
On the authors' experience, this article introduces the character of the FirstSearch of OCLC reference services, its retrieval paths via Telnet or WWW,and discusses the retrieval methods and skills of the FirstSearch databases.
The verification of Query lossless Join is an important step in DataBase Logical Design.Based on the newest algorithm,automatical verification has been developed and automatical division of the Relation Mode has been tested.The application of information retrieval has been researched by the method.
This article introduces and integrated library system based on a network and UNIFY DBMS for users of various kinds of libraries(UNILS).It includes a general idea,system analysis and design,main functions,features and UNILS running on the SJTU compus network.
This article is focused on efficiency of computer-based cataloguing concerning elaborate management,since the library automation has an increasingly high profile and preliminary substatial results in present day libraries.A variety of issues are discussed such as ensuring of the system, network and equipment,utility of the standard data resources,quality control in the cataloging process,and personnel training.The author provids some practical ideas with empirical analysis.
A brief description is given on the main characteristics and functions of the PowerBuilder that becomes the application development standard for clients/ servers by analysing the in development document information network system for the libraries of colleges and universities in Guangdong Province.
