1000 Lecture Notes - Lecture 9: Bachelor Of Education

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5 Dec 2015
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-partie 1 : langage de d finition des donn es. -1. cr er la base de donn es avec les tables et les cl s. -2. ajouter la colonne daten (date de naissance) la table client. alter table client add daten date. -3. ajouter une contrainte pour permettre de saisie que les clients g s de plus de. 20 ans. alter table client add constraint ck_client check (datediff(year,daten,getdate())>20) -4. le champs quantit de la table ligne_commande doit tre sup rieur ou gale 0. alter table ligne_commande add constraint ck_ligne_commande check (quantite>=0) -5. supprimer la colonne adresse de la table client alter table client drop column adresse. -partie 2 : langage de manipulation des donn es . -client insert into client values ("bennis","0631156598","01-01-1994") insert into client values ("barrouh","0625659856","01-01-1993") insert into client values ("elfezaz","0659896566","01-01-1992") insert into client values ("el abed","0658942656","01-01-1991") -commande insert into commande values ("10-10-2015",2) insert into commande values ("11-11-2014",5) insert into commande values ("1-1-2013",4) -article insert into article(qtestock,prixunitaire,description_) values (20,50,"sport"), (15,20,"culture"), (10,10,"politique")

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