这个东西要是没有弄好，还真愁人.

$db[‘default’][‘hostname’] = SAE_MYSQL_HOST_M;

$db[‘default’][‘username’] = SAE_MYSQL_USER;

$db[‘default’][‘password’] = SAE_MYSQL_PASS;

$db[‘default’][‘database’] = SAE_MYSQL_DB;

$db[‘default’][‘dbdriver’] = ‘mysqli’;

$db[‘default’][‘port’] = SAE_MYSQL_PORT;

$db[‘default’][‘pconnect’] = FALSE;