The design of the relation database is mainly the choice of the database and the design of data list .

关系数据库的设计，主要是数据库的选择和数据表的设计。

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Select the relation database type (MS SQL 2000, Oracle, or DB2) for the new configuration, and click on Next.

选择新配置的关系数据库类型(MS SQL 2000、Oracle或DB2)并单击Next。

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The joint query is the mainly query in the relation database. This article showed the order of the joint query on multi-tables through the example.

联接查询是关系数据库中最主要的查询，本文通过实例说明关系数据库中进行多表联接查询时联接的顺序性。

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