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المحتوى
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Entity–Relationship modeling
How to use ER modeling in database design
Entity-Relationship Diagram (ERD)
Entities
Entity Types
ER Diagram Symbols and Notations
Weak Entity
Attribute
Multivalued Attribute
Derived Attribute
Relationships
Recursive Relationship
Cardinality and Ordinality
How to Draw ER Diagrams
امثلة متنوعة
Attributes on relationships
Design problems with ER models
Logical database design
Normalization