It's a complex system wherein data is copied to multiple intermediate devices, usually to speedup access to files when millions of people are trying to access the service at the same time.
EDM allows an enterprise view of data which helps to reduce data redundancy, improve data quality, and speedup integration and green-field projects.
EDM允许支持数据企业视图，用以帮助降低数据冗余、提高数据质量以及加速项目的集成和新项目的开发。
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The Balanced data Distributor takes advantage of parallelism to speedupdata transformations, so it won't have an effect on single-processor configurations.