将CWS（或者其他的临床资料库）相关资料库转化成一个XML流，并且重建一个较好的规范化资料模型上的数据。
Translate the CWS (or other clinical database) relational database into an XML stream and re-constitute the data in a better normalized data model.
有了资料库第一个和第一个模型，您会得到您EDM连同其他中继资料的实体表示。
With Database First and Model First, you'll end up with a physical representation of your EDM along with additional metadata.
实体资料模型精灵可以让您从现有的资料库产生概念模型，并且将资料库连接资讯加入到您的应用程序。
The Entity data model Wizard allows you to generate a conceptual model from an existing database and adds database connection information to your application.
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