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Questions and Answers
What is the purpose of normalization in a database?
What is the purpose of normalization in a database?
The purpose of normalization is to minimize redundancy and eliminate undesirable characteristics like insertion, update, and deletion anomalies.
What problems can occur when a database is defined as a single relation with a large amount of data duplication?
What problems can occur when a database is defined as a single relation with a large amount of data duplication?
The problems that can occur include making relations very large, difficulty in maintaining and updating data, wastage and poor utilization of disk space and resources, and an increase in the likelihood of errors and inconsistencies.
What is the process of normalization and how does it work?
What is the process of normalization and how does it work?
Normalization is the process of decomposing relations with redundant data into smaller, simpler, and well-structured relations that satisfy desirable properties. It is used to reduce redundancy from the database table by dividing larger tables into smaller ones and linking them using relationships.