Design a layered aggregation system: a detail fact table, daily summary, and monthly summary
A medium Data Modeling interview practice problem on DataDriven. Write and execute real data modeling code with instant grading.
- Domain
- Data Modeling
- Difficulty
- medium
Problem
Design a layered aggregation system: a detail fact table, daily summary, and monthly summary. Each layer should support drilling down to the next.
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Solve this Data Modeling problem with real code execution. DataDriven runs your solution and grades it automatically.