Data Management of Urban Water Supply Network Based on GIS

After designing data organization including SuperMap data organization and the content of data management and data layout, this paper probes into all aspects in the data management of the urban water supply network, such as the basic data collection, the structure framework of basic geographic information bank, the process to construct GIS basic information bank of water supply network, data conversion and entry into banks, data vectorization and entry into banks, data refreshment and maintenance, and so on, then the system database in designed. Experience in Yiyang indicates that the development of the water supply network system in this paper has achieved expected effect.