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Short note on Dimension tables
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written 7.3 years ago by | modified 6.9 years ago by |
Dimensions in data management and data warehousing contain relatively static data about such entities as geographical locations, customers, or products. Data captured by Slowly Changing Dimensions (SCDs) change slowly but unpredictably, rather than according to a regular schedule.
Some scenarios can cause Referential integrity problems.
For example, a database may …