I'm the project leader for a data warehousing development project. We are about to begin collecting business requirements, and I'd like to know if the requirements methodology is different for either of the two schools of thought on designing the DW (EDW or architected DM first).
David Marco’s Answer: Your business requirements should not be impacted. However, your project scope document, system's architecture (which needs to be defined up front), physical database design and ETL program specifications will be.
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