Differentiate between Integrity and Security with example.
Marks: 5Chapter: Unit 4: The Relational Data Model and Relational Database Constraints (3 Hrs.)
Comprehensive questions and detailed answers for Unit 4: The Relational Data Model and Relational Database Constraints (3 Hrs.). Perfect for exam preparation and concept clarity.
Differentiate between Integrity and Security with example.
Explain the use of primary and foreign key in DBMS with example. What is the role of foreign key?
What is integrity? Explain different types of database integrity.
What is relational model? Define the terms domain, attribute, tuple and relation.
What is relational database? Explain different characteristic of a relation. Defain domain constraint.
What do you mean by referential integrity? Why do you need this integrity?
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