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›› 2002, Vol. 28 ›› Issue (12): 273-.

• 论文 • 上一篇    下一篇

越洋液体货物包装管理系统的数据库实现

林小玲,胡颖   

  1. 上海大学自动化系,上海大学自动化系 上海 200072
  • 发布日期:2002-12-25

Database Implementation of Trans Ocean Distribution MIS

LIN Xiaoling,HU Ying   

  1. (Shanghai University, Shanghai 200072)
  • Published:2002-12-25

摘要: 该文提出采用一种更接近用户感觉的"语义对象模型"来创建数据模型,这种模型对问题空间的描述更客观,转换为关系模式更容易、更规范。同时,提出利用数据库视图的控件来触发"追加记录宏"操作的方法实现数据实时过账及应用查询中函数计算字段值进行自动判断处理等方法。

关键词: 数据库, 语义对象模型, 过账

Abstract: This paper proposes a way to create data model by use of a semantic database model, which is more close to the feeling of the users. This model is more objective for description of the issue space, and it is more convenient and more normalized to be converted into relation schema. It also presents the means to realize real-time data transferring by utilizing database view's components to activate the operation of "inserting macro" and the method to judge and handle automatically by applying the function calculated field value in the query and so on.

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