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question 18 done and dusted

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This commit is contained in:
nbillard 2023-01-05 09:09:53 +01:00
parent a116a06de6
commit 048edb8f23
2 changed files with 33 additions and 12 deletions
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18
insert.sql
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@ -732,7 +732,6 @@ INSERT INTO Publication(titre, annee, nomConf, classeConf, nbPages) VALUES(
--Yasmine
INSERT INTO Projet(titre, acronyme, annee_debut, annee_fin, duree, budget_Laas, cout, idMeneurProjet) VALUES(
4
'BaseDeDonnee',
'BDD',
DATE '2022-12-07',
@ -745,7 +744,6 @@ INSERT INTO Projet(titre, acronyme, annee_debut, annee_fin, duree, budget_Laas,
--Yasmine
INSERT INTO Projet(titre, acronyme, annee_debut, annee_fin, duree, budget_Laas, cout, idMeneurProjet) VALUES(
5
'langC',
'C',
DATE '2022-11-07',
@ -758,7 +756,6 @@ INSERT INTO Projet(titre, acronyme, annee_debut, annee_fin, duree, budget_Laas,
--Yasmine
INSERT INTO Projet(titre, acronyme, annee_debut, annee_fin, duree, budget_Laas, cout, idMeneurProjet) VALUES(
6
'Programation web',
'ProgWeb',
DATE '2022-04-07',
@ -780,6 +777,21 @@ INSERT INTO Participe VALUES (
5
);
INSERT INTO Participe VALUES (
1,
2
);
INSERT INTO Participe VALUES (
2,
2
);
INSERT INTO Participe VALUES (
3,
2
);
----------------------------------------------------------------------
-- --
-- Preside --

27
request.sql
View file

@ -7,7 +7,7 @@
-- --------+---+---+---+---+---+---+---+---+---+----+----+----+----+----+----+----+----+----+----+----+----+
-- Yasmine | | | | | O | | | O | | | | | | O | O | | | | O | | O |
-- --------+---+---+---+---+---+---+---+---+---+----+----+----+----+----+----+----+----+----+----+----+----+
-- Nathan | O | | | | | | O | | O | | O | | | | | | O | | | | |
-- Nathan | O | | | | | | O | | O | | O | | | | | | O | O | | | |
-- --------+---+---+---+---+---+---+---+---+---+----+----+----+----+----+----+----+----+----+----+----+----+
-- ^ ^ ^
-- | | |
@ -181,6 +181,18 @@ WHERE idScientifique IN (
WHERE nbProjets = 1
);
-- Nathan QUESTION 18 (celle de Ronan) tested
SELECT * from Scientifique
WHERE idScientifique IN (
SELECT idScientifique FROM (
SELECT idScientifique, COUNT(DISTINCT idProjet) AS nbProjets FROM Participe
GROUP BY idScientifique
) AS ParticipationCount
RIGHT JOIN (
SELECT COUNT(DISTINCT idProjet) AS nbTotalProjets FROM Projet
) AS ProjectCount
ON ParticipationCount.nbProjets = ProjectCount.nbTotalProjets
);
-- Yasmine QUESTION 19 Testé
@ -196,11 +208,8 @@ SELECT Distinct P.Pays
FROM Partenaire P, Participe_externe PEX
where P.idpartenaire=PEX.idpartenaire
and not exists (Select *
From Projet PR
Where not exists (Select *
From Participe_externe PEX2
Where PEX2.idPartenaire=P.idPartenaire and
PEX2.idProjet=PR.idProjet));
From Projet PR
Where not exists (Select *
From Participe_externe PEX2
Where PEX2.idPartenaire=P.idPartenaire and
PEX2.idProjet=PR.idProjet));