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Learn the key ER model concepts - degree of relationship, cardinality, and participation. Understand how entities connect in a database with simple examples and diagrams.
Erd
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Learn what relationship attributes are in ER models, why they matter, and how to use them with clear examples like student enrollments and employee positions.- Published on
Learn what weak entities are in ER diagrams. Understand how they depend on strong entities, how partial keys work, and how to represent weak entities with clear examples.- Published on
Learn the core components of ER models in DBMS—entities, attributes, and relationships. Discover ER diagram symbols and how to represent data structures visually and efficiently.- Published on
Learn the core components of ER models in DBMS—entities, attributes, and relationships. Discover ER diagram symbols and how to represent data structures visually and efficiently.