_________ are used to enforce data integrity and maintain consistency across related tables in a database.
- Constraints
- Indexes
- Triggers
- Views
Constraints are rules or conditions applied to columns or tables in a database to enforce data integrity and maintain consistency across related tables. Common types of constraints include primary key constraints, foreign key constraints, unique constraints, and check constraints. These constraints ensure that only valid data is entered into the database and help prevent inconsistencies or errors.
Loading...
Related Quiz
- Your team is facing a tight deadline for a project, and one of the members falls ill, causing delays. How would you adjust the project plan to mitigate the impact on delivery?
- Explain the concept of indexing in databases and its significance.
- ________ is an open-source container orchestration platform for automating deployment, scaling, and management of containerized applications.
- Explain the difference between fixed and flexible resource allocation strategies, and provide examples of when each might be appropriate.
- What is the role of a constructor in object-oriented programming?