Designing spatial and temporal data warehouses

Designing spatial and temporal data warehouses
Chapter 7 Designing spatial and temporal data warehouses Copyright © 2008 Elzbieta Malinowski & Esteban Zimányi

Fig. 7.2. Spatial data requirements expressed in a multidimensional schema
Copyright © 2008 Elzbieta Malinowski & Esteban Zimányi

Fig. 7.3. Multidimensional schema for the inclusion of spatial elements

Fig. 7.4. A spatial hierarchy for the Conference dimension in Fig. 7.3

Fig. 7.6. Excerpt from the ER schema of the risk management application

Fig. 7.7. Spatial-data-warehouse schema derived from the schema in Fig. 7.6

(a) Requirements specification phase
(b) Conceptual-design phase Fig Steps of the analysis/source-driven approach for spatial and temporal data warehouses Copyright © 2008 Elzbieta Malinowski & Esteban Zimányi

Fig. 7.9. Resulting schema with early inclusion of temporal support

Fig. 7.10. Excerpt from an operational ER schema with temporal data

Fig. 7.11. Temporal-data-warehouse schema derived from the schema in Fig. 7.10

Fig. 7.12. Steps in the analysis-driven approach for spatial and temporal data warehouses

Fig. 7.13. Steps in the source-driven approach for spatial and temporal data warehouses

Fig. 7.14. Steps in the analysis/source-driven approach for spatial and temporal data warehouses

Designing spatial and temporal data warehouses

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