⟩ What is the difference between star and snowflake schemas?
Star schema:
A single fact table with N number of DimensionSnowflake schema: Any dimensions with extended dimensions are known as snowflake schema.
Star schema:
A single fact table with N number of DimensionSnowflake schema: Any dimensions with extended dimensions are known as snowflake schema.
What are the Advantages of the database partitioning?
What is database partitioning?
How to enable partition support for a database?
Explain What is the advantages data mining over traditional approaches?
Explain the main differences between star and snowflake schema?
What is a junk dimension? What is the difference between junk dimension and degenerated dimension?
What are the main steps to build the data warehouse?
Explain the different types of data warehousing?
Explain What are Fact, Dimension, and Measure?
Explain What is a cube in data warehousing concept?