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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