A multinational corporation wants to ensure that its data warehouses in various regions can operate independently yet can be consolidated when needed. Which data warehousing approach would be most suitable?
- Centralized Data Warehouse
- Data Lake
- Data Mart
- Federated Data Warehouse
A federated data warehouse approach allows data warehouses in different regions to operate independently while also providing the capability to consolidate data when needed. It enables each regional data warehouse to maintain autonomy over its data, schema, and operations while still allowing global analysis and consolidation when required.
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