Data Warehousing Applications: An Analytical Tool for Decision Support System

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Provided by: Interscience Open Access Journals
Topic: Data Management
Format: PDF
Data-driven decision support systems, such as data warehouses can serve the requirement of extraction of information from more than one subject area. Data warehouses standardize the data across the organization so as to have a single view of information. Data Warehouses (DW) can provide the information required by the decision makers. The data warehouse supports an On-Line Analytical Processing (OLAP), the functional and performance requirements of which are quite different from those of the On-Line Transaction Processing (OLTP) applications traditionally supported by the operational databases.
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