探讨城市管道空间数据库的设计

Dissussion on the Design of Spatial Database for Urban Pipeline

本文从城市管道建设现状论述了城市管道空间数据库建设的重要性,并就城市管道数据库设计、E-R关系图及建立城市管道空间数据库模型进行了相关浅述。

The author has discussed the importance of building spatial database for urban pipeline and described the following three aspects：how to design the spatial database of urban pipeline,how to design E-R diagram and how to estabish spatial database model of urban pipeline.