Relational Database Design and Modeling for Software Engineers
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Relational Integrity Constraints
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Relational integrity constraints are rules that ensure data accuracy, consistency, and reliability within a relational database. These constraints help maintain the quality of data by enforcing certain conditions on the data stored in tables. Integrity constraints prevent invalid or inconsistent data from being inserted into the database and are essential for maintaining a trustworthy database structure.

Types of Relational Integrity Constraints

Domain Constraint

A domain constraint defines the permissible values for an attribute

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