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SYSTEMS AND METHODS FOR MULTI-SOURCE DATA-WAREHOUSING
SYSTEMS AND METHODS FOR MULTI-SOURCE DATA-WAREHOUSING
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机译:用于多源数据仓库的系统和方法
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摘要
Preferred embodiments of the invention provide systems and methods for improving the speed and efficiency of a data warehouse. The invention enables the loading of data from different data sources into a common data warehouse structure. Preferred embodiments include an ETL process is modified to perform a joined indexing operation which reduces the number of lookup requests required. Further embodiments contemplate a date dimension and hierarchical data structure which improve operation speed.
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