entity relationship diagram notation -...
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Pertemuan VEntity Relationship Diagram Notation
Fak. Teknik Jurusan Teknik InformatikaUniversitas PasundanUniversitas Pasundan
Caca E. Supriana, S.Si.,MT.i idcaca.e.supriana@unpas.ac.id
2014
Notasi Entity Relation ModelNotasi Chen mengutamakan model konseptual basis dataN i C ’ F k d l Notasi Crow’s Foot mengutamakan model konseptual dan model implementasi
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Entitas STUDENT : notasi Chen &Entitas STUDENT : notasi Chen & Crow’s Foot
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Atribut Multivalue
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Membagi Atribut Multivalue
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Entitas baru dari Atribut Multivalue
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Atribut Derived
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Weak Entity
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Simbol Crow’s Foot
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Optional Relationship
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Mandatory Relationship
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Relationship DegreeRelationship Degree
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Relationship DegreeRelationship Degree
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Recursive Relationship
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M:N Relationship
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