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ARCHITECT TO ARCHITECT EBOOK SERIES :
DATA VIRTUALIZATION FOR LOGICAL DATA WAREHOUSE
cChapter 1 : The Logical Data Warehouse and
Put simply , the Logical Data Warehouse is a data system that encompasses the concepts of a traditional enterprise data warehouse , while including data from other data sources in addition to that from one ( or more ) core data warehouses . Though the Logical Data Warehouse embodies something of a technological evolution , it does not serve as a replacement for current data warehouse practices .
Instead , the Logical Data Warehouse permits IT organizations to make a large number of data sets and sources available for analysis via query tools applications , all while improving decision- making and cost savings . There you have it , the ‘ what ’ and the ‘ why ’ of the Logical Data Warehouse ( also see Figure 1 below ). p
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