ESRI出品的geodatabase详细讲解书（扫描版）。想从事ArcGIS二次开发的必须理解，然而还需要熟练操作ArcGIS软件，相关的ArcMap使用手册、ArcMap编辑手册等网上都能下到。-ESRI elaborate books produced geodatabase (scan version). Would like to engage in secondary development of ArcGIS must understand, however, need proficiency in ArcGIS software and manuals related to ArcMap, ArcMap editing manuals can be down to the line.