A user is the database administrator for a company. The user has been asked to implement an integrity rule that states every table must have a primary key and that the column or columns chosen to be the primary key must be unique and not null. Which integrity requirement is the user implementing?
IT Exam Items Repository › Category: Cybersecurity Essentials › A user is the database administrator for a company. The user has been asked to implement an integrity rule that states every table must have a primary key and that the column or columns chosen to be the primary key must be unique and not null. Which integrity requirement is the user implementing?
A user is the database administrator for a company. The user has been asked to implement an integrity rule that states every table must have a primary key and that the column or columns chosen to be the primary key must be unique and not null. Which integrity requirement is the user implementing?
- domain integrity
- entity integrity
- anomaly integrity
- referential integrity
Explanation: There are three major database integrity requirements: entity, referential, and domain integrity.
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