[root@Mysql ~]# /usr/local/mysql/bin/mysqldump -uroot -p'admin' mysql user >/backup/user-tables-$(date +%F).sql
[root@Mysql ~]# /usr/local/mysql/bin/mysqldump -uroot -p'admin' mysql servers user>/backup/servers-user-tables-$(date +%F).sql
[root@Mysql ~]# egrep -v "^$|^--|\*" /backup/servers-user-tables-2014-06-05.sql
DROP TABLE IF EXISTS `servers`;
CREATE TABLE `servers` (
`Server_name` char(64) NOT NULL DEFAULT '',
`Host` char(64) NOT NULL DEFAULT '',
`Db` char(64) NOT NULL DEFAULT '',
############################省略############################
`Owner` char(64) NOT NULL DEFAULT '',
PRIMARY KEY (`Server_name`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='MySQL Foreign Servers table';
LOCK TABLES `servers` WRITE;
UNLOCK TABLES;
DROP TABLE IF EXISTS `user`;
CREATE TABLE `user` (
`Host` char(60) COLLATE utf8_bin NOT NULL DEFAULT '',
`User` char(16) COLLATE utf8_bin NOT NULL DEFAULT '',
`Password` char(41) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL DEFAULT '',
############################省略############################
`max_user_connections` int(11) unsigned NOT NULL DEFAULT '0',
`plugin` char(64) COLLATE utf8_bin DEFAULT '',
`authentication_string` text COLLATE utf8_bin,
`password_expired` enum('N','Y') CHARACTER SET utf8 NOT NULL DEFAULT 'N',
PRIMARY KEY (`Host`,`User`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='Users and global privileges';
LOCK TABLES `user` WRITE;
UNLOCK TABLES;
[root@Mysql ~]#
本文展示了如何使用mysqldump命令进行MySQL数据库备份,并提供了服务器和用户表的结构示例,包括字段定义和约束。
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