Combining the spatial database core function can not only ensure performance and reliability of rule processing program, but also improve the efficiency and robust of development of application.

• 如果能够结合空间查询的特点，充分利用空间数据库已有的存储管理、查询优化、事务处理等内核功能，那么既可以保证主动规则处理程序高效、可靠地执行，又可以提高应用系统开发的效率和稳健性。