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Foundations of SQL Server 2008 R2 Business Intelligence, Second Edition by Guy Fouché, Lynn Langit

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C H A P T E R  6

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Cube Storage and Aggregation

Now that you’ve completed your cube's logical design, it's time to design the physical storage mechanisms, including file placement and aggregations.

This chapter covers the details of physical cube processing and storage, including an explanation of the what, when, and why to use any of the three cube storage methods: MOLAP, HOLAP, or ROLAP. These storage-type acronyms stand for Multidimensional, Hybrid, or Relational OLAP. The chapter also explains cube aggregations—what they are and when and when not to use the default cube-processing settings (which use no aggregations). Following is a complete ...

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