对实现MIS中的通用查询系统的研究

Research of an Approach to the Universal Inquiry System to Realize MIS

查询系统是管理信息系统的重要组成部分 ,通过设计选择查询表名和列名、生成查询选择数据窗口、类型匹配检查和动态查询结果显示数据窗口等手段 ,详细介绍了基于PowerBuilder技术的通用查询系统的设计思想与实现方法 ,为开发大型数据库管理系统设计通用查询模块 。

Inquiry system is an important part of MIS,the paper, by means of designing choosable from name inquiry, row name inquiry, generating inquiry choices, data windows, type matching test, dynamic inquiry and result display, gives a detailed description of the design of the universal inquiry system, and its realization means of the basic Power Builder technology, thus providing a solution to develop a large data base management system and to design universal inquiry models.