Uniqueness constraints

DEV CommunityWednesday, October 29, 2025 at 8:27:13 PM
Uniqueness constraints are essential in database management as they ensure that all values in a column are distinct, which helps maintain data integrity. This concept is crucial for developers and database administrators who want to prevent duplicate entries and ensure accurate data retrieval. Understanding how to implement and manage these constraints can significantly enhance the reliability of database systems.
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