The tradionary method for designing relation database table is to erect E - R diagram, and then tran mapped to database table.
对于关系数据库表的设计常采用的方法是建立E—R图，然后进行映射生成相应的数据库表。
User flow chart, use-case diagram, total model management view, physical configurement view and E-R diagram of database model are set up.
系统总体模型管理视图、各子系统的物理配置视图； 数据库模型E-R 图。
Then it elucidates the creation of the database by the E-R diagram and the design of the database.
接着通过E-R图说明数据库的搭建和数据库的设计。
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