【摘要】 数据库的设计包括逻辑设计和物理设计两个方面,而逻辑设计往往是关键性的。本文介绍一种直观而容易掌握的数据库逻辑设计方法——分步法。更多还原

【Abstract】 The design of database include two aspacts,that is logic design and physic design.However,the logic design of database is more importamt.We introduce the dividing-steps method whichis easily undenstood and mastered.更多还原