Redundancy and data independence play

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1. Differentiate the role that data redundancy and data independence play in the database management system concept. Is either of these concepts desirable for a database? Explain your decision for choosing the concept that is desirable.

2. Describe the role that the need for data as a manageable resource led to the relational database development.

3. Why does data redundancy lead to data integrity problems?

4. Describe each of the following anomalies: deletion, insertion, and update.

5. Describe the process for joining two tables together. Include a specific example in your description.

Reference no: EM131092851

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