Relier Pairs Data WarehouseVersion en ligne Data Warehouse par Ray Larkin 1 Cost 2 Data Sources 3 Normalization 4 Decision Types 5 Setup Time 6 Data Held 7 Focus 8 Size 100 GB minimum but often in the range of terabytes for large organizations Modern warehouses are mostly denormalized for quicker data querying and read performance Many external and internal sources from different areas of an organization Enterprise-wide repository of disparate data sources Varies but often greater than $100,000; for cloud solutions costs can be dramatically lower as organizations pay per use Strategic decisions that affect the entire enterprise At least a year for on-premise warehouses; cloud data warehouses are much quicker to set up Raw data, metadata, and summary data