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RGPV
CY
4th Semester
CY-405
Unit 3 Notes

CY-405 Data base Management System Unit 3 Notes

Notes and important questions for unit 3: Normalization Theory and Database Methodologies.

Unit 3 · Short notes Normalization Theory and Database Methodologies Normalization theory and database design methodologies · Relation schemas and functional dependencies · Axioms and inference rules for functional dependencies · Normal forms: 1NF, 2NF, 3NF, BCNF · Dependency preservation · Lossless‑join decomposition

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