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Emna Latrous
Latrous-Projet2-NF17
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58782d0a
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58782d0a
authored
4 years ago
by
Emna Latrous
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Merge branch 'develop' into 'master'
normalization See merge request
!13
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normalization
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@@ -58,6 +58,8 @@ vTraveau_routiers = PROJECTION ( RESTRICTION ( Évènement , type = 'traveau_rou
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@@ -58,6 +58,8 @@ vTraveau_routiers = PROJECTION ( RESTRICTION ( Évènement , type = 'traveau_rou
Transport (pk_camion , pk_voiture) (pk_camion, pk_voiture) is key
Transport (pk_camion , pk_voiture) (pk_camion, pk_voiture) is key
3NF :Chaque colonne de chaque classe est directement liée à la colonne de clé primaire, pas indirectement, donc on est bien en 3NF.
=> Normalisation l'ensemble des table suivent la forme normale BCNF
=> Normalisation l'ensemble des table suivent la forme normale BCNF
les tables ne comporte pas de clé qui se rapporte à une dépendance avec un attribut non clé
les tables ne comporte pas de clé qui se rapporte à une dépendance avec un attribut non clé
à l'excéption des tables qui dérivent de la classe véhicule
à l'excéption des tables qui dérivent de la classe véhicule
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