“extract,transformation,loading”的概念、定义、翻译、参考文献-科学参考

单词	extract,transformation,loading
释义	extract,transformation,loading Encyclopedia 管理学企业信息资源管理释 extract,transformation,loading; ETL数据抽取、转换和装载数据仓库获取高质量数据的关键环节，是对分散在各业务系统中的现有数据进行抽取、转换和装载的过程，使这些数据成为商业智能系统需要的有用数据。
随便看	relativistic zone relativity relativity of simultaneity relativity principle relativity shift relativity theory relativization relativization of a topology relativized arithmetical hierarchy relativized enumeration theorem relativized formula relativized halting problem relativized recursion theorem relativized s-m-n theorem relator relaunch relaunch statement relaxation relaxation absorption relaxational effect relaxational potential model relaxation and reconstruction of solid surface relaxation coefficient relaxation condition relaxation effect

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