摘要
本文在关系数据库理论的基础上,提出了一种由3NF数据库变换成2NF数据库,然后进行数据统计汇总,最后实现一类常见复杂统计报表的设计方法。
Based on relational data base theory, this paper gives a new design method to make a complex statistical report. Firstly, the 3NF relational data base is changed to the 2NF relational data base. Secondly, the data processing is conducted. Finally, the report is obtained.
出处
《重庆交通学院学报》
1990年第4期1-8,共8页
Journal of Chongqing Jiaotong University
关键词
管理信息系统
关系数据库
信息处理
MIS (Management Information System), relational data base, imformation processing, report
