Research And Design Of Catalog Service System In E-City’s Synthesis Management Platform

Government information resource catalog is orderly arranged, classified storage, which in accordance with the classification system of information resources or other means of e-government information resources metadata core. Core metadata of e-government information resources is to describe the basic set of various attributes and features data for government information resources. Through the description of the core metadata of e-government information resources, the basic situation of the information resources can to accurately understand and grasp,find and locate the required information.Government information catalog system is a whole of directory information and service, guarantee and support. The participation roles include users, providers, and managers. Directory information and services can provide man-machine interface query interface to a variety of browsers and rich client application, but also includes providing communication between computers metadata query interface. For the construction of the government information resource catalog system, in the relevant standard norms and guidelines,integrated relevant software tools, middleware, applications and other technology platforms, build specific subject areas of information resources directory, and according to the difference between the specific object and granularity of construction, the different application modes construction are used.This dissertation mainly discusses the research and design of data resource catalog system integrated management platform in the process of the construction of digital city in the present construction, in the fourth chapter of system design in the preliminary introduction of digital city management platform architecture and the function modules of the relationship, especially the index application resource directory system in the whole platform in the role and the fast query localization role, and then from the conceptual model to the ideas of reference and technical structure and management structure and the service model and management process of multi aspect, multi angle, multi-level analysis, research, design, the final completion of the design architecture of two main aspects of function and data catalogue system and construction.