DCGF in Ji’Nan: Construction and Issues

摘要: The aim of this paper is to give a review Digital China Geospatial Framework (DCGF) construction in Ji’nan which named (DJGF). As national promotting project DCGF, DJGF has seven components: Municipal Information Resource Catalog (MGIRC), Datasets (GFD), Geographical Database Management System (GIDMS), Public Service Platform (PSP), Security system , Runtime Environment and Pilot Projects. key methods used mainly include Extraction-Transformation-Loading (ETL) technology service extension. Along with the DJGF, integrated surveying business been built, automatial processing technologies also have applied improve data production efficiency. Moreover, " sub-building, co-sharing, one data-one resource" mechanism Put forward promote benign circulation datas. Now, as fundamental platform for geospatial exchanging supplying, widely urban planning, land resources, environment, climate, etc.