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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 auto_increment NOT NULL PRIMARY KEY,
`val` tinyint unsigned NOT NULL,
`mess` varchar(255) NOT NULL
) ENGINE=InnoDB
DEFAULT CHARSET=`latin1` COLLATE=`latin1_general_ci`
ROW_FORMAT=COMPRESSED
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insert into `test` (`val`,`mess`) values
(0,'non'),(1,'oui')
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select * from test
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+----+-----+------+
| id | val | mess |
+----+-----+------+
| 1 | 0 | non |
| 2 | 1 | oui |
+----+-----+------+
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drop procedure if exists `trait`
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create procedure `trait` (IN `_soft` boolean)
DETERMINISTIC
NO SQL
BEGIN
IF _soft is true then select * from `test` where val is true;
ELSE select * from `test` where val is false;
END IF;
END
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CALL trait(true)
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+----+-----+------+
| id | val | mess |
+----+-----+------+
| 2 | 1 | oui |
+----+-----+------+
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CALL trait(false)
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+----+-----+------+
| id | val | mess |
+----+-----+------+
| 1 | 0 | non |
+----+-----+------+
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COMMIT
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SET AUTOCOMMIT = 1
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