In the past 30 years , the database system has already developed the no relational model , the next generation object - relational database system ( ordbs ) , the third generation object oriented database system ( oodbs ) . in the 1990s later , for the speed of the internet technique , the website base based on the internet promoted the information resource share 经过30年的发展，数据库系统已经历了第一非关系型数据库、第二代关系型数据库( ordbs )的发展到面向对象数据库系统( oodbs )和各种专业数据库。九十年代后由于互联网络技术的飞速发展，基于互联网的网站数据库技术为信息资源的共享提供了技术上的保障。
In object system of special applied area , object is comparatively more stable than method , we can combine the object oriented frame with the method permanent management , hence at this means realize the permanent management of the object oriented system . this is a perfect application of the theory of the object oriented database system 在专门应用领域的面向对象系统中，面向对象应用框架相对应用对象方法表现的较为稳定，将面向对象的应用构架和面向对象方法的持久管理结合起来并作为一个整体出现，在这个角度上实现面向对象系统的持久化管理，是面向对象数据库系统应用研究的一个良好案例。
And the designing principle , developing process and realizing concretely of water resource database management system are described in detail in this paper . jining water resources database management system ( jnwrdbms ) is established with advanced computer language and the technique of the database management techniques and using object oriented database management software - access 2002 and in - line vba 采用计算机语言和数据库管理技术，利用面向对象的数据库管理软件access2002和内嵌的vba ( visualbasicapplication )应用程序语言，开发建立济宁市水资源数据库管理系统。
