【摘要】 信息的组合查询是MIS糸统的一个重要组成部分,该文介绍了在PowerBuilder中采用Datawindow技术实现通用查询系统的设计方法。实践证明,该方法具有一定的可配置性、可管理性和可重用性,提高了系统的开发效率。更多还原

【Abstract】 Query system is an important part o f MIS. This paper introduces how to design and implement a universal dynamic query system by using the PowerBuilder. In practice, with its configurability, manageability and reusability, the query system enhances the efficiency of system development.更多还原