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MySQL存储过程savepoint rollback to

　　发布时间：2008-12-03 16:02:00　

标签：MySQL,存储过程,数据库

MySQL存储过程SAVEPOINT ROLLBACK to

示例如下：


DELIMITER $$

DROP PROCEDURE IF EXISTS `test`.`handlerdemo`$$

CREATE DEFINER=`root`@`localhost` PROCEDURE `handlerdemo`()

BEGIN

DECLARE X2 INT;

DECLARE CONTINUE HANDLER FOR SQLWARNING SET X2= 1;

DECLARE CONTINUE HANDLER FOR NOT FOUND SET X2 = 2;

DECLARE CONTINUE HANDLER FOR SQLSTATE '23000' SET X2= 3;

DECLARE CONTINUE HANDLER FOR SQLEXCEPTION SET X2 = 4;

START TRANSACTION;

SAVEPOINT savepoint_1;

BEGIN

INSERT INTO eugene VALUES (1);

INSERT INTO eugene VALUES (2);

SELECT X2;

end;

ROLLBACK TO SAVEPOINT savepoint_1;

iNSERT INTO eugene VALUES (3);

END$$


DELIMITER ;


#测试表

CREATE TABLE `eugene` (

t1` int(4) default NULL

)


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