About this document
Understanding Database Normal Forms by irshad17 is a document available to read on EtoBox.
The document discusses various normal forms for database relations: 1) First Normal Form (1NF) ensures attributes have atomic values. Problems include update, deletion, and insertion anomalies. 2) Second Normal Form (2NF) ensures non-key attributes are fully dependent on the primary key. This avoids certain anomalies present in 1NF relations. 3) Third Normal Form (3NF) ensures non-key attributes are non-transitively dependent on the primary key. 4) Boyce-Codd Normal Form (BCNF) handles cases with mul
- Author
- irshad17
- Language
- EN