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Book Overview & Buying
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Table Of Contents
The Data Warehouse Toolkit - Third Edition
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Before launching into the dimensional modeling design effort, you must involve the right players. Most notably, we strongly encourage the participation of business representatives during the modeling sessions. Their involvement and collaboration strongly increases the likelihood that the resultant model addresses the business’s needs. Likewise, the organization’s business data stewards should participate, especially when you’re discussing the data they’re responsible for governing.
Creating a dimensional model is a highly iterative and dynamic process. After a few preparation steps, the design effort begins with an initial graphical model derived from the bus matrix, identifying the scope of the design and clarifying the grain of the proposed fact tables and associated dimensions.
After completing the high-level model, the design team dives into the dimension tables with attribute definitions, domain values, sources, relationships...
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