领域专家，为数据仓库设计提供业务领域知识。
Domain experts, who provide business domain knowledge for the data warehouse design.
例如，数据仓库架构师和数据建模者可以是同一个人，而领域专家和终端用户可以是同一组人员。
For example, the data warehouse architect and data modeler can be the same person, and the domain experts and end users can be the same group of people.
专家称，数据仓库和数据集市是非常相像的技术，但它们服务于不同类型的客户。
Data warehouse and data marts are very similar technologies, say experts, but they usually service different types of clients.
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