What is the significance of surrogate keys in Dimensional Modeling?
- Surrogate keys are optional and are used only for primary key constraints
- Surrogate keys are the same as natural keys, representing actual business data
- Surrogate keys are used for foreign key constraints, ensuring referential integrity
- Surrogate keys uniquely identify each record, eliminate dependencies on natural keys, simplify data warehouse maintenance
Surrogate keys in Dimensional Modeling serve a crucial role by uniquely identifying each record, eliminating dependencies on natural keys, and simplifying data warehouse maintenance. They contribute to data warehouse performance and ease of management.
Loading...
Related Quiz
- The concept of slowly changing dimensions is primarily concerned with managing changes in _______ over time.
- What are some advantages and disadvantages of using inheritance in database modeling?
- Scenario: A company's database experiences slow query performance during peak usage hours. What steps would you take to identify and address the performance issues?
- The _______ diagram in UML represents the static view of a system.
- Database design tools aid in maintaining _______ throughout the database development process.