What is the sequence of activities to load data into warehouse?

Options
- First load data into fact tables then dimension tables, then Aggregates if any
- First Aggregates then load data into dimension tables, then fact tables
- First load data into dimension tables, then fact tables, then Aggregates if any
- Does not matter if we load either of fact, dimensions, or aggregates

CORRECT ANSWER : First load data into dimension tables, then fact tables, then Aggregates if any

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