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What is Database Constraints and Normalization about?

The document discusses different types of constraints in SQL that enforce data integrity. It defines constraints as rules that cannot be violated by users and prevent inconsistent data values. The types of constraints covered are domain, integerity, check, foreign key, referential integrity, default, null, primary key, and unique key constraints. Examples are provided for creating and modifying these constraints on tables.

Author

Vishu Kukkar

Language

EN