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Learn Armstrong's Axioms (Reflexivity, Augmentation, and Transitivity) used to derive all functional dependencies in a relational database. See how these rules help with normalization using simple examples.
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Learn what attribute closure is in DBMS, how to calculate it using functional dependencies, and why it's critical for identifying candidate keys and normalization.- Published on
Discover the best practices for converting complex ER diagrams to relational models. Learn how to handle composite, multivalued, and derived attributes, relationships, weak entities, and ensure normalization.