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| --------------
SET AUTOCOMMIT = 0
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--------------
START TRANSACTION
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--------------
DROP DATABASE IF EXISTS `base`
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--------------
CREATE DATABASE `base`
DEFAULT CHARACTER SET `latin1`
DEFAULT COLLATE `latin1_general_ci`
--------------
--------------
DROP TABLE IF EXISTS `eleve`
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--------------
CREATE TABLE `eleve`
( `id` integer unsigned not null auto_increment primary key,
`nom` varchar(255) not null,
`prenom` varchar(255) not null,
`sexe` char(01) not null,
`moyenne` decimal(5,2) null default null,
`rang` integer unsigned null default null
) ENGINE=InnoDB
DEFAULT CHARSET=`latin1` COLLATE=`latin1_general_ci`
ROW_FORMAT=COMPRESSED
--------------
--------------
insert into `eleve` (`nom`,`prenom`,`sexe`) values
('Ko', 'Zachari', 'M'),
('Kouadio', 'Ange-Abigaëlle', 'F'),
('Duabate', 'Sarah', 'F'),
('Soro', 'Ange', 'F'),
('Akapko', 'Chantal', 'F')
--------------
--------------
select * from `eleve`
--------------
+----+---------+----------------+------+---------+------+
| id | nom | prenom | sexe | moyenne | rang |
+----+---------+----------------+------+---------+------+
| 1 | Ko | Zachari | M | NULL | NULL |
| 2 | Kouadio | Ange-Abigaëlle | F | NULL | NULL |
| 3 | Duabate | Sarah | F | NULL | NULL |
| 4 | Soro | Ange | F | NULL | NULL |
| 5 | Akapko | Chantal | F | NULL | NULL |
+----+---------+----------------+------+---------+------+
--------------
DROP TABLE IF EXISTS `controle`
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--------------
CREATE TABLE `controle`
( `id` tinyint unsigned not null auto_increment primary key,
`type` varchar(255) not null,
`coeff` decimal(5,2) not null
) ENGINE=InnoDB
DEFAULT CHARSET=`latin1` COLLATE=`latin1_general_ci`
ROW_FORMAT=COMPRESSED
--------------
--------------
insert into `controle` (`type`,`coeff`) values
('Interrogation', 2.00),
('Devoir', 1.00)
--------------
--------------
select * from `controle`
--------------
+----+---------------+-------+
| id | type | coeff |
+----+---------------+-------+
| 1 | Interrogation | 2.00 |
| 2 | Devoir | 1.00 |
+----+---------------+-------+
--------------
DROP TABLE IF EXISTS `note`
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--------------
CREATE TABLE `note`
( `id` integer unsigned not null auto_increment primary key,
`date` date not null,
`controle_fk` tinyint unsigned not null,
`note` decimal(5,2) not null,
`eleve_fk` integer unsigned not null,
CONSTRAINT `FK_ELEVE` FOREIGN KEY (`eleve_fk`) REFERENCES `eleve` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
CONSTRAINT `FK_CONTROLE` FOREIGN KEY (`controle_fk`) REFERENCES `controle` (`id`) ON DELETE CASCADE ON UPDATE CASCADE
) ENGINE=InnoDB
DEFAULT CHARSET=`latin1` COLLATE=`latin1_general_ci`
ROW_FORMAT=COMPRESSED
--------------
--------------
insert into `note` (`date`,`controle_fk`,`note`,`eleve_fk`) values
('2017-05-03', 1, 10.00, 1),
('2017-05-03', 1, 15.00, 2),
('2017-05-03', 1, 14.00, 3),
('2017-05-03', 1, 12.00, 4),
('2017-05-03', 1, 10.50, 5),
('2017-05-10', 1, 15.00, 1),
('2017-05-10', 1, 14.00, 2),
('2017-05-10', 1, 15.00, 3),
('2017-05-10', 1, 13.00, 4),
('2017-05-10', 1, 15.50, 5),
('2017-05-15', 2, 12.00, 1),
('2017-05-15', 2, 13.00, 2),
('2017-05-15', 2, 15.00, 3),
('2017-05-15', 2, 17.00, 4),
('2017-05-15', 2, 12.00, 5),
('2017-05-25', 1, 9.00, 1),
('2017-05-25', 1, 11.00, 2),
('2017-05-25', 1, 19.00, 3),
('2017-05-25', 1, 10.00, 4),
('2017-05-25', 1, 14.50, 5),
('2017-06-03', 1, 12.00, 1),
('2017-06-03', 1, 16.00, 2),
('2017-06-03', 1, 17.00, 3),
('2017-06-03', 1, 16.00, 4),
('2017-06-03', 1, 12.00, 5),
('2017-06-10', 2, 11.00, 1),
('2017-06-10', 2, 12.00, 2),
('2017-06-10', 2, 14.00, 3),
('2017-06-10', 2, 13.00, 4),
('2017-06-10', 2, 13.50, 5)
--------------
--------------
select * from `note`
--------------
+----+------------+-------------+-------+----------+
| id | date | controle_fk | note | eleve_fk |
+----+------------+-------------+-------+----------+
| 1 | 2017-05-03 | 1 | 10.00 | 1 |
| 2 | 2017-05-03 | 1 | 15.00 | 2 |
| 3 | 2017-05-03 | 1 | 14.00 | 3 |
| 4 | 2017-05-03 | 1 | 12.00 | 4 |
| 5 | 2017-05-03 | 1 | 10.50 | 5 |
| 6 | 2017-05-10 | 1 | 15.00 | 1 |
| 7 | 2017-05-10 | 1 | 14.00 | 2 |
| 8 | 2017-05-10 | 1 | 15.00 | 3 |
| 9 | 2017-05-10 | 1 | 13.00 | 4 |
| 10 | 2017-05-10 | 1 | 15.50 | 5 |
| 11 | 2017-05-15 | 2 | 12.00 | 1 |
| 12 | 2017-05-15 | 2 | 13.00 | 2 |
| 13 | 2017-05-15 | 2 | 15.00 | 3 |
| 14 | 2017-05-15 | 2 | 17.00 | 4 |
| 15 | 2017-05-15 | 2 | 12.00 | 5 |
| 16 | 2017-05-25 | 1 | 9.00 | 1 |
| 17 | 2017-05-25 | 1 | 11.00 | 2 |
| 18 | 2017-05-25 | 1 | 19.00 | 3 |
| 19 | 2017-05-25 | 1 | 10.00 | 4 |
| 20 | 2017-05-25 | 1 | 14.50 | 5 |
| 21 | 2017-06-03 | 1 | 12.00 | 1 |
| 22 | 2017-06-03 | 1 | 16.00 | 2 |
| 23 | 2017-06-03 | 1 | 17.00 | 3 |
| 24 | 2017-06-03 | 1 | 16.00 | 4 |
| 25 | 2017-06-03 | 1 | 12.00 | 5 |
| 26 | 2017-06-10 | 2 | 11.00 | 1 |
| 27 | 2017-06-10 | 2 | 12.00 | 2 |
| 28 | 2017-06-10 | 2 | 14.00 | 3 |
| 29 | 2017-06-10 | 2 | 13.00 | 4 |
| 30 | 2017-06-10 | 2 | 13.50 | 5 |
+----+------------+-------------+-------+----------+
--------------
update `eleve` as t1
inner join ( select ta.eleve_fk,
cast(sum(ta.note*tb.coeff) / sum(tb.coeff) as decimal(5,2)) as moyenne
from `note` as ta
inner join `controle` as tb
on tb.id = ta.controle_fk
group by ta.eleve_fk
) as t2
on t2.eleve_fk = t1.id
set t1.moyenne = t2.moyenne
--------------
--------------
select * from `eleve`
--------------
+----+---------+----------------+------+---------+------+
| id | nom | prenom | sexe | moyenne | rang |
+----+---------+----------------+------+---------+------+
| 1 | Ko | Zachari | M | 11.50 | NULL |
| 2 | Kouadio | Ange-Abigaëlle | F | 13.70 | NULL |
| 3 | Duabate | Sarah | F | 15.90 | NULL |
| 4 | Soro | Ange | F | 13.20 | NULL |
| 5 | Akapko | Chantal | F | 13.05 | NULL |
+----+---------+----------------+------+---------+------+
--------------
update `eleve` as t1
inner join ( select ta.id,
count(case when tb.moyenne > ta.moyenne then 1 else null end) + 1 as rang
from `eleve` as ta
left outer join `eleve` as tb
on tb.moyenne >= ta.moyenne
group by ta.id, ta.moyenne
) as t2
on t2.id = t1.id
set t1.rang = t2.rang
--------------
--------------
select * from `eleve`
--------------
+----+---------+----------------+------+---------+------+
| id | nom | prenom | sexe | moyenne | rang |
+----+---------+----------------+------+---------+------+
| 1 | Ko | Zachari | M | 11.50 | 5 |
| 2 | Kouadio | Ange-Abigaëlle | F | 13.70 | 2 |
| 3 | Duabate | Sarah | F | 15.90 | 1 |
| 4 | Soro | Ange | F | 13.20 | 3 |
| 5 | Akapko | Chantal | F | 13.05 | 4 |
+----+---------+----------------+------+---------+------+
--------------
select rang,
nom,
prenom,
sexe,
moyenne
from `eleve`
order by rang
--------------
+------+---------+----------------+------+---------+
| rang | nom | prenom | sexe | moyenne |
+------+---------+----------------+------+---------+
| 1 | Duabate | Sarah | F | 15.90 |
| 2 | Kouadio | Ange-Abigaëlle | F | 13.70 |
| 3 | Soro | Ange | F | 13.20 |
| 4 | Akapko | Chantal | F | 13.05 |
| 5 | Ko | Zachari | M | 11.50 |
+------+---------+----------------+------+---------+
--------------
drop view if exists `vue_1`
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--------------
create view `vue_1` as
select t1.eleve_fk as eleve,
t1.date,
any_value(t1.controle_fk) as controle,
any_value(t1.note) as note,
sum(case when t1.controle_fk = 1 and t2.controle_fk = 1 then case when t2.eleve_fk = t1.eleve_fk and t2.date < t1.date then 1 else 0 end else NULL end) + 1 as interro,
sum(case when t1.controle_fk = 2 and t2.controle_fk = 2 then case when t2.eleve_fk = t1.eleve_fk and t2.date < t1.date then 1 else 0 end else NULL end) + 1 as devoir
from `note` as t1
left outer join `note` as t2
on t2.eleve_fk = t1.eleve_fk
group by t1.eleve_fk, t1.date, t1.controle_fk
order by t1.eleve_fk, t1.date, t1.controle_fk
--------------
--------------
select * from `vue_1`
--------------
+-------+------------+----------+-------+---------+--------+
| eleve | date | controle | note | interro | devoir |
+-------+------------+----------+-------+---------+--------+
| 1 | 2017-05-03 | 1 | 10.00 | 1 | NULL |
| 1 | 2017-05-10 | 1 | 15.00 | 2 | NULL |
| 1 | 2017-05-15 | 2 | 12.00 | NULL | 1 |
| 1 | 2017-05-25 | 1 | 9.00 | 3 | NULL |
| 1 | 2017-06-03 | 1 | 12.00 | 4 | NULL |
| 1 | 2017-06-10 | 2 | 11.00 | NULL | 2 |
| 2 | 2017-05-03 | 1 | 15.00 | 1 | NULL |
| 2 | 2017-05-10 | 1 | 14.00 | 2 | NULL |
| 2 | 2017-05-15 | 2 | 13.00 | NULL | 1 |
| 2 | 2017-05-25 | 1 | 11.00 | 3 | NULL |
| 2 | 2017-06-03 | 1 | 16.00 | 4 | NULL |
| 2 | 2017-06-10 | 2 | 12.00 | NULL | 2 |
| 3 | 2017-05-03 | 1 | 14.00 | 1 | NULL |
| 3 | 2017-05-10 | 1 | 15.00 | 2 | NULL |
| 3 | 2017-05-15 | 2 | 15.00 | NULL | 1 |
| 3 | 2017-05-25 | 1 | 19.00 | 3 | NULL |
| 3 | 2017-06-03 | 1 | 17.00 | 4 | NULL |
| 3 | 2017-06-10 | 2 | 14.00 | NULL | 2 |
| 4 | 2017-05-03 | 1 | 12.00 | 1 | NULL |
| 4 | 2017-05-10 | 1 | 13.00 | 2 | NULL |
| 4 | 2017-05-15 | 2 | 17.00 | NULL | 1 |
| 4 | 2017-05-25 | 1 | 10.00 | 3 | NULL |
| 4 | 2017-06-03 | 1 | 16.00 | 4 | NULL |
| 4 | 2017-06-10 | 2 | 13.00 | NULL | 2 |
| 5 | 2017-05-03 | 1 | 10.50 | 1 | NULL |
| 5 | 2017-05-10 | 1 | 15.50 | 2 | NULL |
| 5 | 2017-05-15 | 2 | 12.00 | NULL | 1 |
| 5 | 2017-05-25 | 1 | 14.50 | 3 | NULL |
| 5 | 2017-06-03 | 1 | 12.00 | 4 | NULL |
| 5 | 2017-06-10 | 2 | 13.50 | NULL | 2 |
+-------+------------+----------+-------+---------+--------+
--------------
drop view if exists `vue_2`
--------------
--------------
create view `vue_2` as
select eleve,
date,
case when interro = 1 then note else null end as interro_1,
case when interro = 2 then note else null end as interro_2,
case when interro = 3 then note else null end as interro_3,
case when interro = 4 then note else null end as interro_4,
case when devoir = 1 then note else null end as devoir_1,
case when devoir = 2 then note else null end as devoir_2
from `vue_1`
--------------
--------------
select * from `vue_2`
--------------
+-------+------------+-----------+-----------+-----------+-----------+----------+----------+
| eleve | date | interro_1 | interro_2 | interro_3 | interro_4 | devoir_1 | devoir_2 |
+-------+------------+-----------+-----------+-----------+-----------+----------+----------+
| 1 | 2017-05-03 | 10.00 | NULL | NULL | NULL | NULL | NULL |
| 1 | 2017-05-10 | NULL | 15.00 | NULL | NULL | NULL | NULL |
| 1 | 2017-05-15 | NULL | NULL | NULL | NULL | 12.00 | NULL |
| 1 | 2017-05-25 | NULL | NULL | 9.00 | NULL | NULL | NULL |
| 1 | 2017-06-03 | NULL | NULL | NULL | 12.00 | NULL | NULL |
| 1 | 2017-06-10 | NULL | NULL | NULL | NULL | NULL | 11.00 |
| 2 | 2017-05-03 | 15.00 | NULL | NULL | NULL | NULL | NULL |
| 2 | 2017-05-10 | NULL | 14.00 | NULL | NULL | NULL | NULL |
| 2 | 2017-05-15 | NULL | NULL | NULL | NULL | 13.00 | NULL |
| 2 | 2017-05-25 | NULL | NULL | 11.00 | NULL | NULL | NULL |
| 2 | 2017-06-03 | NULL | NULL | NULL | 16.00 | NULL | NULL |
| 2 | 2017-06-10 | NULL | NULL | NULL | NULL | NULL | 12.00 |
| 3 | 2017-05-03 | 14.00 | NULL | NULL | NULL | NULL | NULL |
| 3 | 2017-05-10 | NULL | 15.00 | NULL | NULL | NULL | NULL |
| 3 | 2017-05-15 | NULL | NULL | NULL | NULL | 15.00 | NULL |
| 3 | 2017-05-25 | NULL | NULL | 19.00 | NULL | NULL | NULL |
| 3 | 2017-06-03 | NULL | NULL | NULL | 17.00 | NULL | NULL |
| 3 | 2017-06-10 | NULL | NULL | NULL | NULL | NULL | 14.00 |
| 4 | 2017-05-03 | 12.00 | NULL | NULL | NULL | NULL | NULL |
| 4 | 2017-05-10 | NULL | 13.00 | NULL | NULL | NULL | NULL |
| 4 | 2017-05-15 | NULL | NULL | NULL | NULL | 17.00 | NULL |
| 4 | 2017-05-25 | NULL | NULL | 10.00 | NULL | NULL | NULL |
| 4 | 2017-06-03 | NULL | NULL | NULL | 16.00 | NULL | NULL |
| 4 | 2017-06-10 | NULL | NULL | NULL | NULL | NULL | 13.00 |
| 5 | 2017-05-03 | 10.50 | NULL | NULL | NULL | NULL | NULL |
| 5 | 2017-05-10 | NULL | 15.50 | NULL | NULL | NULL | NULL |
| 5 | 2017-05-15 | NULL | NULL | NULL | NULL | 12.00 | NULL |
| 5 | 2017-05-25 | NULL | NULL | 14.50 | NULL | NULL | NULL |
| 5 | 2017-06-03 | NULL | NULL | NULL | 12.00 | NULL | NULL |
| 5 | 2017-06-10 | NULL | NULL | NULL | NULL | NULL | 13.50 |
+-------+------------+-----------+-----------+-----------+-----------+----------+----------+
--------------
drop view if exists `vue_3`
--------------
--------------
create view `vue_3` as
select t1.eleve,
t2.nom,
t2.prenom,
t2.sexe,
t2.moyenne,
t2.rang,
max(t1.interro_1) as interro_1,
max(t1.interro_2) as interro_2,
max(t1.interro_3) as interro_3,
max(t1.interro_4) as interro_4,
max(t1.devoir_1) as devoir_1,
max(t1.devoir_2) as devoir_2
from vue_2 as t1
inner join eleve as t2
on t2.id = t1.eleve
group by t1.eleve
order by t1.eleve
--------------
--------------
select *
from vue_3
order by rang
--------------
+-------+---------+----------------+------+---------+------+-----------+-----------+-----------+-----------+----------+----------+
| eleve | nom | prenom | sexe | moyenne | rang | interro_1 | interro_2 | interro_3 | interro_4 | devoir_1 | devoir_2 |
+-------+---------+----------------+------+---------+------+-----------+-----------+-----------+-----------+----------+----------+
| 3 | Duabate | Sarah | F | 15.90 | 1 | 14.00 | 15.00 | 19.00 | 17.00 | 15.00 | 14.00 |
| 2 | Kouadio | Ange-Abigaëlle | F | 13.70 | 2 | 15.00 | 14.00 | 11.00 | 16.00 | 13.00 | 12.00 |
| 4 | Soro | Ange | F | 13.20 | 3 | 12.00 | 13.00 | 10.00 | 16.00 | 17.00 | 13.00 |
| 5 | Akapko | Chantal | F | 13.05 | 4 | 10.50 | 15.50 | 14.50 | 12.00 | 12.00 | 13.50 |
| 1 | Ko | Zachari | M | 11.50 | 5 | 10.00 | 15.00 | 9.00 | 12.00 | 12.00 | 11.00 |
+-------+---------+----------------+------+---------+------+-----------+-----------+-----------+-----------+----------+----------+
--------------
COMMIT
--------------
--------------
SET AUTOCOMMIT = 1
--------------
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