Based on ERP, we apply object oriented programming tool and relation database tool to research the realization and management of the metadata of data warehouse.

基于ERP建模体系，应用面向对象程序设计工具和关系数据库工具，研究数据仓库元数据实现和管理。

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Through entity-relational mapping tool to relational database mapping data into a target to achieve the object-oriented manner in order to operate the database.

通过实体关系映射工具将关系型数据库的数据映射成对象，实现了以面向对象方式操作数据库。

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