Warehouses | Databases |
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Collects data from various sources into a central repository | Processes transactional data that often changes |
Stores huge amounts of data, including historical data | Holds current data in regular use |
Usually 100 GB to 2 TB in size | Usually 10 MB to 100 GB in size |
Data is used for analyzing your business | Data used for running your business |
Data is processed using queries | Data is processed using transactions |
• Unnormalized data may be present • Redundant data may be present | • Data is normalized • Data is unique |