您可以使用mysqldump -A为所有数据库生成sql转储.

You can use mysqldump -A to do generate sql dumps for all databases.

参考: http://dev.mysql.com/doc/refman/5.1/en/mysqldump.html

或者，您也可以只复制实际数据目录.

Alternatively, you can also just copy the acutal data directory.

抱歉，没有具体说明，正如其他人指出的那样，这仅适用于ISAM.对于innodb，您需要使用mysqldump或其他实用程序(例如phpMyAdmin)进行备份.

apologies for not being specific, as others have noted this will work only ISAM. For innodb, you'll need to backup using mysqldump or another utility such as phpMyAdmin.