Data Warehouse Architecture

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Presentation transcript:

Data Warehouse Architecture ETL Extract Load Data Warehouse Transform Repair Operational Systems Metadata January 2004 91.4904 Ron McFadyen

Data Warehouse Architecture January 2004 91.4904 Ron McFadyen

The big data warehouse debates Modeling Dimensional vs Entity-Relationship A dimensional modeling manifesto ; R Kimball www.dbmsmag.com/9708d15.html Warehouse architectures Bus Architecture/Enterprise Data Mart Architecture Bus, conformed dimensions, conformed facts vs Normalized E/R centralized structure (CIF) January 2004 91.4904 Ron McFadyen

Warehouse implementation lifecycle High level plan Iterative Business Requirements Definition Technical Architecture Design Product selection & Installation Project planning Deployment Maintenance Dimensional Modeling Physical Design Data Staging Design & Development End-user Application Specification End-user Application Development Project Management January 2004 91.4904 Ron McFadyen