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