Second, it makes the relations and their semantics explicit, whereas in a standard database schema many relations are implicit in design of the schema.
其次，它使关系和它们的语义变成显式的，而在标准的数据库模式中许多关系隐含在模式的设计中。
Check in the schema and apply this design to your user database.
检入schema，并将此涉及应用到你的用户数据库中。
The previous article discussed how Application Server and Application Developer use an XML file called Schema.dbxmi to represent a relational database schema that is mapped to an EJB design.
上篇文章讨论了ApplicationServer和Application Developer如何使用称为schema . dbxmi的XML文件来表示映射到EJB设计的关系数据库模式。
Using a typical star schema database design, a fact table might contain sales data by product, region, and time period.
按照典型的星型数据库设计，一个事实表包含按产品、地区和时间段排序的销售数据。
This article describes design, development and testing of a home-grown tool for database schema updates.
本文介绍的设计，开发和家庭测试增长率为数据库模式升级的工具。
Optimization of relational schema is very important and difficult to design a database system, the ultimate goal of optimization is to construct a good relational schema for database system.
关系模式优化是关系数据库系统设计中的一个重点和难点，优化的最终目的是建立一个良好的关系模式。
And it emphasizes detailed design and implementation processes for client-side, server-side and database schema.
完成了系统客户端、服务端以及数据库端的详细设计与编码实现。
And it emphasizes detailed design and implementation processes for client-side, server-side and database schema.
完成了系统客户端、服务端以及数据库端的详细设计与编码实现。
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