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Operational Vs. Decision Support System
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written 7.3 years ago by
teamques10
★ 65k
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| Characteristic | Operational Support System | Decision Support System |
|---|---|---|
| Data Currency | Current operations Real-time data | Historic data,Snapshot,of company data Timecomponent(week/month/year) |
| Granularity | Atomic detailed data | Summarized data |
| Summarization level | Low: some aggregate yields | High: many aggregation levels |
| Data model | Highly normalized mostly relationl DBMS | Nonnormalized Complex structures Some relational, but mostly multidimensional DBMS … |
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