Abstract
ABSTRACT The data related to Digital City has the property of large quantity, isomerous and multiple dimensions. In the original copy method of data sharing, the application departments can not solve the problem of data updating and data security in real-time. This paper firstly analyzes various patterns of sharing Digital City information and on this basis the author provides a new shared mechanism of GIS Services, with which the data producers provide Geographic Information Services to the application users through Web API, so as to the data producers and the data users can do their best respectively. Then the author takes the application system in supermarket management as an example to explain the correctness and effectiveness of the method provided in this paper. Digital City, Geo-information, Shared Services 1 PREFACE Now Digital City Construction is being carried out in each pilot city, Electronic Go vernment, Electronic Commerce and Community Informatization have become the three biggest engines in Digital City construction. Digital City Construction refers to MIS, OA, GIS and various other types of systems, while how to implement interconnection, communication, interaction and sharing among MIS, OA and GIS is a big bottleneck to construct Digital City today
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