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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`
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DROP TABLE IF EXISTS `test`
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CREATE TABLE `test`
( `id` integer unsigned not null,
`dessin` smallint unsigned not null,
`nom` varchar(255) not null default '',
primary key (`id`,`dessin`)
) engine=innoDB
default charset=latin1 collate=latin1_general_ci
row_format=compressed
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insert into `test` (`id`,`dessin`,`nom`) values
( 1, 1, 'Edgar Pierre Jacobs'),
( 2, 1, 'René Sterne'),
( 2, 2, 'Chantal De Spiegeleer'),
( 3, 1, 'René Sterne'),
( 4, 1, 'René Sterne'),
( 5, 1, 'Alain Dodier'),
( 6, 1, 'Louis Salvérius'),
( 7, 1, 'Serge Carrère'),
( 8, 1, 'Peyo'),
( 9, 1, 'Peyo'),
(10, 1, 'Denis Bajram'),
(11, 1, 'Roger Leloup'),
(12, 1, 'Morris'),
(13, 1, 'Morris'),
(14, 1, 'José-Luis Munuera'),
(14, 2, 'Pedro J. Colombo'),
(15, 1, 'Morris'),
(15, 2, 'Michel Janvier'),
(16, 1, 'José-Luis Munuera'),
(17, 1, 'Pierce'),
(18, 1, 'André Taymans'),
(19, 1, 'Morris'),
(20, 1, 'Ted Benoît'),
(21, 1, 'Michel Janvier'),
(21, 2, 'Morris'),
(21, 3, 'Frederic Garcia'),
(22, 1, 'Antoine Aubin'),
(22, 2, 'Etienne Schréder')
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select * from test
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+----+--------+-----------------------+
| id | dessin | nom |
+----+--------+-----------------------+
| 1 | 1 | Edgar Pierre Jacobs |
| 2 | 1 | René Sterne |
| 2 | 2 | Chantal De Spiegeleer |
| 3 | 1 | René Sterne |
| 4 | 1 | René Sterne |
| 5 | 1 | Alain Dodier |
| 6 | 1 | Louis Salvérius |
| 7 | 1 | Serge Carrère |
| 8 | 1 | Peyo |
| 9 | 1 | Peyo |
| 10 | 1 | Denis Bajram |
| 11 | 1 | Roger Leloup |
| 12 | 1 | Morris |
| 13 | 1 | Morris |
| 14 | 1 | José-Luis Munuera |
| 14 | 2 | Pedro J. Colombo |
| 15 | 1 | Morris |
| 15 | 2 | Michel Janvier |
| 16 | 1 | José-Luis Munuera |
| 17 | 1 | Pierce |
| 18 | 1 | André Taymans |
| 19 | 1 | Morris |
| 20 | 1 | Ted Benoît |
| 21 | 1 | Michel Janvier |
| 21 | 2 | Morris |
| 21 | 3 | Frederic Garcia |
| 22 | 1 | Antoine Aubin |
| 22 | 2 | Etienne Schréder |
+----+--------+-----------------------+
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select id,
max(col1) as 'Dessin N°1',
max(col2) as 'Dessin N°2',
max(col3) as 'Dessin N°3',
max(col4) as 'Dessin N°4'
from (
select id,
case when dessin=1 then nom else '' end as col1,
case when dessin=2 then nom else '' end as col2,
case when dessin=3 then nom else '' end as col3,
case when dessin=4 then nom else '' end as col4
from test
order by id, dessin
) as x
group by id
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+----+---------------------+-----------------------+-----------------+------------+
| id | Dessin N°1 | Dessin N°2 | Dessin N°3 | Dessin N°4 |
+----+---------------------+-----------------------+-----------------+------------+
| 1 | Edgar Pierre Jacobs | | | |
| 2 | René Sterne | Chantal De Spiegeleer | | |
| 3 | René Sterne | | | |
| 4 | René Sterne | | | |
| 5 | Alain Dodier | | | |
| 6 | Louis Salvérius | | | |
| 7 | Serge Carrère | | | |
| 8 | Peyo | | | |
| 9 | Peyo | | | |
| 10 | Denis Bajram | | | |
| 11 | Roger Leloup | | | |
| 12 | Morris | | | |
| 13 | Morris | | | |
| 14 | José-Luis Munuera | Pedro J. Colombo | | |
| 15 | Morris | Michel Janvier | | |
| 16 | José-Luis Munuera | | | |
| 17 | Pierce | | | |
| 18 | André Taymans | | | |
| 19 | Morris | | | |
| 20 | Ted Benoît | | | |
| 21 | Michel Janvier | Morris | Frederic Garcia | |
| 22 | Antoine Aubin | Etienne Schréder | | |
+----+---------------------+-----------------------+-----------------+------------+
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select distinct nom from test where nom like '%s%'
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+-----------------------+
| nom |
+-----------------------+
| Edgar Pierre Jacobs |
| René Sterne |
| Chantal De Spiegeleer |
| Louis Salvérius |
| Serge Carrère |
| Denis Bajram |
| Morris |
| José-Luis Munuera |
| André Taymans |
| Etienne Schréder |
+-----------------------+
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commit
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set autocommit = 1
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