Can anyone share some experience as to how to test a data warehouse?

How do you measure/calculate information quality quotient for a particular data set?

Can data warehouses be designed to cover all possible queries on dimensions that we throw at it without providing a list of reports to an IT department?

When is it better to have normalized data to create data marts and when is it better to have dimensional data?

Apart from bloated dimension, what are the negatives of using all known attributes in your SCD?

Which CDC method is the best to achieve staging database with changed data?

What is the difference between a recommendation engine and predictive analytics?

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