$cfg['Servers'][$i]['host'] = 'localhost'; // MySQL hostname or IP address
$cfg['Servers'][$i]['port'] = ''; // MySQL port - leave blank for default port
$cfg['Servers'][$i]['socket'] = '/var/lib/mysql/mysql.sock'; // Path to the socket - leave blank for default socket,***这个必须指定mysql.sock的位置,有些mysql的配置,该文件是/tmp/mysql.sock***
$cfg['Servers'][$i]['connect_type'] = 'socket'; // How to connect to MySQL server ('tcp' or 'socket')
$cfg['Servers'][$i]['extension'] = 'mysql'; // The php MySQL extension to use ('mysql' or 'mysqli')
$cfg['Servers'][$i]['auth_type'] = 'cookie'; // Authentication method (config, http or cookie based)?
$cfg['Servers'][$i]['user'] = 'root'; // MySQL user
$cfg['Servers'][$i]['password'] = ''; // MySQL password (only needed
// with 'config' auth_type)
如果上述配置没有问题的话,可能你是通过phpMyAdmin来远程访问机器上的数据库,这时还要注意用户是否具有远程访问的权限,可以通过下面的语句让某一数据库用户具有远程访问的权限:
grant all privileges on 数据库名.* to 数据库用户名@"%" identified by '密码' with grant option