Explain the definition of normalized and denormalized view and what are the differences between them?
520What are situations where snow flake schema is better than star schema to use and when the opposite is true?
530Post New Data Warehouse General Questions
What is recovering sessions?
Explain what are components of reportnet?
How to calculate fact table granularity?
How to limit the max no of rows retrieved in the report?
Explain degenerate dimension table?
what type of raid setup would you put your tx logs?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
What are the difference between snow flake and star schema?
Explain why denormalization is promoted in universe designing?
What is meant by metadata in context of a data warehouse?
Can you state some of the innovations throughout history?
What is the difference between aggregate table and materialized view?
How many clustered indexes can you create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.
Where do we use semi and non additive facts?
What is the definition of cube in datawarehousing?