【摘要】 空间数据库的索引是提高空间数据库存储效率、空间检索性能的关键技术。传统的索引技术不能有效地索引空间数据。在综述现有空间数据库索引技术的基础上,提出了一种面向大型空间数据库的QR 树索引方法。更多还原

【Abstract】 Spatial index is the vital technique for improving storage efficiency of spatial databases and the spatial retrieve performance. Traditional technology of index can not be used efficiently in spatial index. This paper classify a series of methods on spatial database index, and introduce the QR-tree index structure with very large spatial database.更多还原