What is the use of dimensional modeling in data warehousing?
What is the function of surrogate key in data warehousing?
Why is chameleon method used in data warehouse?
Why is dimensional normalization not required?
What are the different ways to represent the loading of dimension tables?
What is the difference between data warehouse and operational systems?
What are the stages that are required in data warehousing?
What are the steps involved in designing a fact table?
Describe the differences between a data warehouse and data mart.
Describe a data warehouse.
What is the main difference between star and snowflake star schema? Which one is better and why?
What are situations where snowflake schema is better than star schema when the opposite is true?
What is data cleaning? How can we do that?
What is the difference between snowflake and star schema? What are situations where snowflake schema is better than star schema when the opposite is true?
What is a cube in data warehousing concept?