From 048edb8f239ceb3732eaf609d170c09826a7fa98 Mon Sep 17 00:00:00 2001
From: nbillard <nathanbillard12@gmail.com>
Date: Thu, 5 Jan 2023 09:09:53 +0100
Subject: [PATCH] question 18 done and dusted

---
 insert.sql  | 18 +++++++++++++++---
 request.sql | 27 ++++++++++++++++++---------
 2 files changed, 33 insertions(+), 12 deletions(-)

diff --git a/insert.sql b/insert.sql
index 55f5046..ff74d10 100644
--- a/insert.sql
+++ b/insert.sql
@@ -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                                       --
diff --git a/request.sql b/request.sql
index 9a938b0..2b4f27a 100644
--- a/request.sql
+++ b/request.sql
@@ -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));