Olap systems - PowerPoint PPT Presentation

Background of OLAP , DW, Data Mining

Background of OLAP , DW, Data Mining. Introductory Concepts. Related Terms OLAP Data warehouse Data mart OLAP cube, multidimensional cube Star schema Fact, dimension Dimensional modeling Data mining. Introductory Concepts. Relevance of Terms. OLAP. Data Mining. Data Warehouse.

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Evaluating XML-Extended OLAP Queries Based on a Physical Algebra

Evaluating XML-Extended OLAP Queries Based on a Physical Algebra. Xuepeng Yin and Torben B. Pedersen. Department of Computer Science Aalborg University. Problem. OLAP-systems are good for complex analysis queries Easy-to-use Fast Business, science ...

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370 views • 21 slides

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