What does an entity represent in an Entity-Relationship Diagram (ERD)?
- A database attribute
- A foreign key
- A real-world object
- A relationship between tables
In an ERD, an entity represents a real-world object or concept, such as a person, place, thing, or event, about which data is stored in a database. Entities are typically nouns and serve as the foundation for the structure of the database. Entities are depicted as rectangles in an ERD.
Loading...
Related Quiz
- Collaboration features in ER diagram tools facilitate _______ among team members.
- When might denormalization be beneficial in database design?
- Type 6 Slowly Changing Dimensions (SCD) combines features of Type 1, Type 2, and _______.
- Scenario: A social media platform wants to implement a recommendation system based on users' connections and interactions. Which type of database would be most suitable for storing and querying this data, considering its highly interconnected nature?
- In data partitioning, _______ is the process of redistributing data across partitions to ensure balanced loads.