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create table CLIENT (
ClientId int not null,
ClientNom char(32) not null,
... ... ...,
constraint Client_PK primary key (ClientId)
)
go
create table COMMANDE (
ClientId int not null,
CommandeId int not null,
CommandeNo int not null,
CommandeDate datetime not null,
... ... ...,
constraint Commande_PK primary key (ClientId, CommandeId),
constraint Commande_AK1 unique (CommandeNo),
constraint ComCli_FK foreign key (ClientId)
references CLIENT (ClientId)
on delete cascade
)
go
create table PRODUIT (
ProduitId int not null,
ProduitNom char(32) not null,
PrixHT decimal(16) not null,
... ... ...,
constraint PK_PRODUIT primary key (ProduitId)
)
go
create table LIGNECOMMANDE (
ClientId int not null,
CommandeId int not null,
LigneCommandeId int not null,
ProduitId int not null,
Quantite int not null,
... ... ...,
constraint LigneCommande_PK primary key (ClientId, CommandeId, LigneCommandeId),
constraint LigneCom_FK foreign key (ClientId, CommandeId)
references COMMANDE (ClientId, CommandeId)
on delete cascade,
constraint LigneProd_FK foreign key (ProduitId)
references PRODUIT (ProduitId)
on delete cascade
)
go
create table ENGAGEMENT (
ClientId int not null,
CommandeId int not null,
LigneCommandeId int not null,
EngagementId int not null,
Quantite int not null,
... ... ...,
constraint Engagement_PK primary key (ClientId, CommandeId, LigneCommandeId, EngagementId),
constraint EngLigne_FK foreign key (ClientId, CommandeId, LigneCommandeId)
references LIGNECOMMANDE (ClientId, CommandeId, LigneCommandeId)
on delete cascade
)
go |
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