新装一个mysql,尝试用通过navicat连接mysql服务器的时候提示:

SQL Error (1130): Host '192.168.1.100' is not allowed to connect to this MySQL server

说明所连接的用户帐号没有远程连接的权限,只能在本机(localhost)登录。需更改 mysql 数据库里的 user表里的 host项把localhost改称%

首先按下面的步骤登录Mysql服务器

登录mysql需要切换到dos下的mysql的bin目录,进行如下操作:

mysql>use mysql;

mysql>update user set host = '%'  where user ='root';

如果提示: ERROR 1062 (23000): Duplicate entry '%-root' for key 'PRIMARY',请执行select user,host from user,看看是不是已经有host为%的root用户了

,如果有直接执行下面步骤

mysql>flush privileges;

(这句很重要,不能忘记)
mysql>select 'host','user' from user where user='root';

mysql>quit

OK。远程连接成功!

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