1.Discuss insertion, deletion, and modification anomalies. Why are they considered bad? Illustrate with examples.
2. What is meant by the closure of a set of functional dependencies? Illustrate with and example.
1.Discuss insertion, deletion, and modification anomalies. Why are they considered bad? Illustrate with examples.
2. What is meant by the closure of a set of functional dependencies? Illustrate with and example.
