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What are the nine decision points of data ware housing?
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Answer Posted / mahesh
1. IDENTIFY FACT TABLE
2. IDENTIFY DIMESNION TABLE
3. DEFINE ATTRIBUTES OF ENTITIES
4. DEFINE GRANULARITY OF FACT TABLE
5. DEFINE AGGREGATES
6. SLOWLY CHANGING VARIABLES
7. PRE CALCULATED KEY FIGURES
8. HOW LONG THE DATA WILL BE KEPT
9. HOW OFTEN THE DATA IS EXTRACTED
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