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101 lines
2.9 KiB
SQL
101 lines
2.9 KiB
SQL
--- EXERCICE 1 ---
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-- Question 1.1
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SELECT Titre, MIN(Prix) AS 'Prix Minimum' FROM Conference;
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-- Question 1.2
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SELECT c.Titre FROM Conference c
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WHERE EXISTS (SELECT * FROM Inscription i WHERE i.IDConf = c.IDConf) AND c.Titre LIKE '%Data%';
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-- Question 1.4
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SELECT o.NomOrateur FROM Orateur o
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JOIN Inscription i ON o.IDOr = i.IDOr
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WHERE i.DateIns < '2025-01-20'
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GROUP BY o.NomOrateur
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HAVING COUNT(i.IDConf) >= 3;
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-- Question 1.4
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SELECT c.Titre, c.DateConf, COUNT(i.IDOr) AS 'Nombre d''Orateurs inscrits' FROM Conference c
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JOIN Inscription i ON i.IDConf = c.IdConf
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GROUP BY c.Titre, c.DateConf
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ORDER BY c.DateConf ASC;
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-- Question 1.5
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SELECT o.NomOrateur, SUM(c.Prix) AS 'Prix Total payé' FROM Orateur o
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JOIN Inscription i ON o.IDOr = i.IDOr
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JOIN Conference c ON c.IDConf = i.IDConf
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GROUP BY o.NomOrateur
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ORDER BY SUM(c.Prix) DESC;
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-- Question 1.6
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SELECT o.NomOrateur, MIN(c.Prix) AS 'Prix minimal payé' , MAX(c.Prix) AS 'Prix maximal payé' FROM Orateur o
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JOIN Inscription i ON o.IDOr = i.IDOr
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JOIN Conference c ON c.IDConf = i.IDConf
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GROUP BY o.NomOrateur;
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-- Question 1.7
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SELECT c.Titre FROM Conference c
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JOIN Inscription i ON i.IDConf = c.IDConf
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JOIN Orateur o ON o.IDOr = i.IDOr
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WHERE o.NomOrateur = 'Jean Dupont'
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ORDER BY c.Titre ASC;
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-- Question 1.8
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SELECT o.NomOrateur FROM Orateur o
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WHERE NOT EXISTS (
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SELECT * FROM Conference c WHERE NOT EXISTS (
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SELECT * FROM Inscription i WHERE i.IDConf = c.IDConf AND o.IDOr = i.IDOr
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) AND C.DateConf = '2025-03-15'
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);
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--- EXERCICE 2 ---
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-- Question 2.1
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SELECT COUNT(*) AS 'NombreMusees' FROM Musee;
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-- Question 2.2
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SELECT m.nom, m.ville, COUNT(o.ido) AS 'NombreOeuvres' FROM Musee m
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JOIN Collection c ON m.idm = c.idm
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JOIN Oeuvre o ON o.idc = c.idc
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GROUP BY m.nom, m.ville
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HAVING COUNT(o.ido) >= 4;
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-- Question 2.3
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SELECT o.titre, o.artiste, o.annee FROM Oeuvre o
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JOIN Collection c ON o.idc = c.idc
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JOIN Musee m ON c.idm = m.idm
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WHERE m.ville = 'Paris'
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ORDER BY o.annee ASC;
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-- Question 2.4
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SELECT AVG(o.prix_estime) AS 'Prix moyen des oeuvres de Pablo Picasso' FROM Oeuvre o
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WHERE o.artiste = 'Pablo Picasso';
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-- Question 2.5
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SELECT m.nom, COUNT(o.ido) AS 'Nombre d''oeuvres dont le prix est estimé à plus d''1 million d''euros' FROM Musee m
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JOIN Collection c ON m.idm = c.idm
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JOIN Oeuvre o ON c.idc = o.idc
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WHERE o.prix_estime > 1000000
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GROUP BY m.nom;
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-- Question 2.6
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SELECT m.nom, MIN(o.prix_estime) AS 'Prix estimé minimal', MAX(o.prix_estime) AS 'Prix estimé maximal' FROM Musee m
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JOIN Collection c ON m.idm = c.idm
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JOIN Oeuvre o ON c.idc = o.idc
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GROUP BY m.nom;
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-- Question 2.7
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-- SELECT AVG(prix_estime) AS 'Moyenne des prix estimés de toutes les oeuvres' FROM Oeuvre;
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SELECT o.titre, o.prix_estime FROM Oeuvre o
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WHERE o.prix_estime >= (SELECT AVG(prix_estime) FROM Oeuvre)
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ORDER BY o.titre ASC;
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-- Question 2.8
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SELECT m.nom FROM Musee m
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WHERE NOT EXISTS (
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SELECT * FROM Oeuvre o WHERE NOT EXISTS (
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SELECT * FROM Collection c
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WHERE c.idc = o.idc AND c.idm = m.idm
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) AND o.annee > 1950
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) |