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mysqld-nt  --remove  //ɾ³ýmysqlºǫ́·þÎñ
mysqld-nt  --install    //°²×°mysqlºǫ́·þÎñ
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GRANT ALL PRIVILEGES ON *.* TO 'root'@'ÄãµÄÔ¶¶Ëip' IDENTIFIED BY 'ÄãµÄÃÜÂë' WITH GRANT OPTION;
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GRANT ALL PRIVILEGES ON *.* TO 'root'@'10.10.19.220' IDENTIFIED BY '123456' WITH GRANT OPTION;
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CREATE TABLE `user` (
  `id` int(5) unsigned NOT NULL AUTO_INCREMENT,
  `name` varchar(10) DEFAULT NULL,
  `password` varchar(10) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=MyISAM AUTO_INCREMENT=4 DEFAULT CHARSET=latin1
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CREATE TABLE `test3` (
  `id` int(5) unsigned NOT NULL AUTO_INCREMENT,
  `name1` varchar(10) DEFAULT NULL,
  `name2` varchar(10) DEFAULT NULL,
  `cnt` int(2) DEFAULT NULL,
  PRIMARY KEY (`id`)
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