Domain experts, who provide business domain knowledge for the data warehouse design.
领域专家，为数据仓库设计提供业务领域知识。
2
In this model, the business data warehouse is the collection of data repository databases (module), and the data marts are the databases from the data mart tier.
在该模型中，业务数据仓库是数据存储库数据库(模块)的集合，而数据集市则是数据集市层中的数据库。
3
The business data in the data mart can only come from the business data warehouse.