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96 lines
2.5 KiB
SQL
96 lines
2.5 KiB
SQL
DROP TABLE IF EXISTS Employe;
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DROP TABLE IF EXISTS Departement;
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-- Q2.1
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-- La clé 'Dep' ne fait pas référence à une clé primaire dans la table 'Departement' car les valeurs ne sont pas uniques.
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CREATE TABLE IF NOT EXISTS Employe(
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Eno INTEGER PRIMARY KEY,
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Enom VARCHAR(20),
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Prof VARCHAR(30),
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Date_Emb Date,
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Salaire INTEGER,
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Prime INTEGER,
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Dep INTEGER
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);
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CREATE TABLE IF NOT EXISTS Departement(
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Dno INTEGER PRIMARY KEY,
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Dnom VARCHAR(20),
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Directeur INTEGER,
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Ville VARCHAR(20)
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);
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INSERT INTO Employe VALUES
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(10, 'Lucas', 'Ingénieur', '2023-10-01', 3100, NULL, 3),
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(20, 'Jean', 'Technicien', '2018-05-01', 2510, 1500, 2),
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(30, 'Claude', 'Vendeur', '2010-03-01', 4300, 2000, 1),
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(40, 'Claire', 'Ingénieur', '2010-03-01', 4500, 2400, 3),
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(50, 'Léon', 'Technicien', '2015-09-01', 2100, 1000, 2);
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INSERT INTO Departement VALUES
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(1, 'Vente', 30, 'Passy'),
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(2, 'Production', 20, 'Lyon'),
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(3, 'Développement', 40, 'Grenoble'),
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(4, 'Recherche', 40, 'Antibes');
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-- Q2.2
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SELECT * FROM Employe;
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SELECT * FROM Departement;
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-- Q2.3
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SELECT Enom, Salaire FROM Employe;
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-- Q2.4
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SELECT DISTINCT Prof FROM Employe;
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-- Q2.5
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SELECT Enom, Salaire FROM Employe WHERE Salaire < 4000;
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-- Q2.6
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SELECT Enom, Prof FROM Employe e
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JOIN Departement d ON e.Dep = d.Dno
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WHERE d.Ville = 'Lyon';
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-- Q2.7
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SELECT Enom, Prof FROM Employe e
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JOIN Departement d ON d.Directeur = e.Eno
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WHERE d.Dnom = 'Production';
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-- Q2.8
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SELECT Enom, Date_Emb FROM Employe
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WHERE Prof = 'Technicien';
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-- Q2.9
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SELECT * FROM Employe, Departement;
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-- Q.2.10
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SELECT e.Enom, d.Dnom FROM Employe e, Departement d
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WHERE e.Dep = d.Dno;
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-- Q2.11
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SELECT e.Enom, d.Dnom, dir.Enom AS Directeur FROM Employe e, Departement d, Employe dir
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WHERE e.Dep = d.Dno AND d.Directeur = dir.Eno;
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-- Q2.12
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SELECT e.Enom, e.Date_Emb, d.Dnom, dir.Enom AS Directeur, dir.Date_Emb as 'Embauche Directeur'
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FROM Employe e, Departement d, Employe dir
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WHERE e.Dep = d.Dno AND d.Directeur = dir.Eno AND dir.Date_Emb > e.Date_Emb;
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-- Q2.13
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SELECT e.Eno, e.Enom FROM Employe e, Departement d
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WHERE e.Dep = d.Dno AND d.Ville = 'Lyon';
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-- Q2.14
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SELECT * FROM Departement
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WHERE Dno NOT IN (SELECT DISTINCT Dep FROM Employe);
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-- Q2.15
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SELECT dir.Enom, d.Dnom, d.Ville FROM Employe dir, Departement d
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WHERE dir.Eno = d.Directeur and (d.Dno = 1 OR d.Dno = 3);
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-- Q2.16
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INSERT INTO Employe VALUES (60, 'Jérémy', 'Ingénieur', '2013-10-26', 2400, 1000, 2);
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SELECT e.Enom, d.Dnom, d.Dnom FROM Employe e, Departement d, Employe inge
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WHERE e.Dep = d.Dno AND inge.Prof = 'Ingénieur' and inge.Dep = e.Eno; |