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数据抽取、转换和装载
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数据抽取、转换和装载
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。
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simply connected Riemann surface
simply connected space
simply connected surface
simply consistent system
simply convergent filter
simply convergent sequence
simply convergent series
simply covered
simply elliptic singularity
simply generated
simply harmonic space
simply invariant subspace
simply ordered
simply ordered group
simply ordered loop
simply ordered set
simply periodic function
simply supported
simply supported beams
simply transitive group
simply transitive set
simply uniform convergence
Simpson
Simpson 1/3 rule
Simpson 3/8 rule
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