mysql如何自动生成大量数据

DELIMITER $$
CREATE DEFINER=`root`@`%` FUNCTION `random_num`( ) RETURNS int(5)
BEGIN 
 DECLARE i INT DEFAULT 0; 
 SET i = FLOOR(100+RAND()*10); 
RETURN i; 
 END$$
DELIMITER ;

DELIMITER $$
CREATE DEFINER=`root`@`%` FUNCTION `random_string`(n INT) RETURNS varchar(255) CHARSET latin1
BEGIN
 DECLARE chars_str VARCHAR(100) DEFAULT 'abcdefghijklmnopqrstuvwxyzABCDEFJHIJKLMNOPQRSTUVWXYZ';
 DECLARE return_str VARCHAR(255) DEFAULT '';
 DECLARE i INT DEFAULT 0;
 WHILE i < n DO
 SET return_str =CONCAT(return_str,SUBSTRING(chars_str,FLOOR(1+RAND()*52),1));
 SET i = i + 1;
 END WHILE;
 RETURN return_str;
END$$
DELIMITER ;

DELIMITER $$
CREATE DEFINER=`root`@`%` FUNCTION `random_string_phone`(n INT) RETURNS varchar(255) CHARSET latin1
BEGIN
 DECLARE chars_str VARCHAR(100) DEFAULT '1234567890';
 DECLARE return_str VARCHAR(255) DEFAULT '';
 DECLARE i INT DEFAULT 0;
 WHILE i < n DO
 SET return_str =CONCAT(return_str,SUBSTRING(chars_str,FLOOR(1+RAND()*10),1));
 SET i = i + 1;
 END WHILE;
 RETURN return_str;
END$$
DELIMITER ;

CREATE TABLE `sys_user_myisam` (
 `user_id` bigint(100) NOT NULL AUTO_INCREMENT,
 `username` varchar(100) DEFAULT NULL COMMENT '用户名',
 `password` varchar(100) DEFAULT NULL COMMENT '密码',
 `salt` varchar(100) DEFAULT NULL COMMENT '盐',
 `email` varchar(100) DEFAULT NULL COMMENT '邮箱',
 `mobile` varchar(100) DEFAULT NULL COMMENT '手机号',
 `status` int(1) DEFAULT '1' COMMENT '状态 0：禁用 1：正常',
 PRIMARY KEY (`user_id`)
) ENGINE=MyISAM AUTO_INCREMENT=1000001 DEFAULT CHARSET=utf8 COMMENT='系统用户MyISAM';

DELIMITER $$
CREATE DEFINER=`root`@`%` PROCEDURE `insert_sys_user_myisam`(IN START INT(10),IN max_num INT(10))
BEGIN 
DECLARE i INT DEFAULT 0; 
 SET autocommit = 0; 
 REPEAT 
 SET i = i + 1; 
 INSERT INTO sys_user_myisam (user_id,username,password,salt,email,mobile,status) VALUES (START+i,random_string(10),random_string(6),random_string(10),random_string(20),random_string_phone(12),1); 
 UNTIL i = max_num 
 END REPEAT; 
 COMMIT; 
 END$$
DELIMITER ;

create table sys_user_innodb ENGINE=MyISAM AUTO_INCREMENT=1000001 DEFAULT CHARSET=utf8 as select * from sys_user_myisam;