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数据抽取、转换和装载
释义
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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generalized directional derivative
generalized Dirichlet problem
generalized displacement
generalized displacement operator
generalized distance
generalized distribution
generalized divisor function
generalized dodecagon
generalized drop-the-loser rule
generalized eigenfunction
generalized eigenfunction expansion
generalized eigenspace
generalized eigenvalue
generalized eigenvalue algorithm for dynamic finite element equation
generalized eigenvalue problem
generalized eigenvector
generalized energy
generalized energy integral
generalized ensemble
generalized entropy
generalized equalizer
generalized equation
generalized Euclidean algorithm
generalized factorial
generalized factorial function
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