Research and Practice on Beijing Municipal Water Affairs Information Resources Directory Service System
Cheng Jing · Water Resources Informatization · 2010
Water affairs information resources is one of significant resources for construction development of water affairs industry.Detailed directory tree for Beijing municipal water affairs is created by cataloguing work for Beijing water affairs information resources.This article indicates that framework system of Beijing municipal water affairs information resources directory service system is a three-layered structure composed of business layer,information resources layer and core metadata layer.The author makes a minute analysis for 18 index of core metadata standard,and an introduction on functions,interface of information system using directory management.Beijing municipal water affairs information resources directory service system can be used in three aspects,and metadata content extension should be carried out by considering business practice in specific application.