ERD: Entity Relationship Diagram
Entity nedir?
Weak Entity
Relation Nedir?
Degree of Relation, Ternary Relation
Cardinality (sayısallık)
One-to-One, Many-to-Many, One-to-Many, Many-to-One
Attribute (Özellik)
Multivalued Attribute, Derived Attribute
Anahtarlar (keys)
Superkey, primary key, candidate key, Discriminator (Partial Key)
Specialization / Generalization
ISA Hiyerarşisi
Şadi Evren ŞEKER
26 сен 2024