Abstract
AbstractUsing geodatabase spatial data model, combined with the actual situation of the detention basin of the Huaihe River Basin in Henan Province, through the steps of detention basin multi-source data preprocessing, spatial database designation, attribute database designation, etc., a detention basin spatial database of the Huaihe River Basin were established in Henan Province. The detention basin information management system of the Huaihe River Basin has been developed in Henan Province using C # language and ArcEngine component library. This system can realize the query, search and the statistics of detention basin, data input and output, and spatial data visualization, providing support for the scientific use of detention basin.KeywordsGeodatabaseSpatial DataAttribute DataDetention basin
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