Any table, view, or schema diagram used as an information source for a query.
用作查询的信息源的任何表、视图或架构关系图。
The diagram shows a simple star schema design with one fact table in the middle and its related dimensions, in this case, promotions, products, and time.
本图是简单星型模型设计图，中间是一张事实表，还有其相关维度，本例中是促销活动、产品、时间。
By making the stereotypes, you have now accurately captured the new business requirements in the UML diagram and can again use the UML diagram to create the XML schema.
通过创建构造型，您现在已经在uml图中准确地捕获了新的业务需求，而且可以再次使用uml图来创建XML模式。
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