MySQL存储过程SAVEPOINT ROLLBACK to

王朝mysql·作者佚名  2008-06-01
窄屏简体版  字體: |||超大  

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

)

 
 
 
免责声明:本文为网络用户发布,其观点仅代表作者个人观点,与本站无关,本站仅提供信息存储服务。文中陈述内容未经本站证实,其真实性、完整性、及时性本站不作任何保证或承诺,请读者仅作参考,并请自行核实相关内容。
 
 
© 2005- 王朝網路 版權所有 導航