SQL.rar是有关GIS编程中地图查询和属性查询功能方面的源码示例。-GIS-related programming are SQL.rar Medium map query and attribute query functions of the sample source.

完成基于SQLSERVER数据库中，对图像进行检索，草图检索，示例图检索等-Completed on SQLSERVER database, image retrieval, sketch retrieval, retrieval, sample map