怎么换discuz的域名

# 备份数据库
mysqldump -u username -p database_name > backup.sql

# 备份文件
tar -czvf backup.tar.gz /path/to/discuz

// config/config_global.php
$_config['cookiepre'] = 'newdomain_';
$_config['url'] = 'http://newdomain.com/';
$_config['uc_server'] = 'http://newdomain.com/uc_server';

// config/config_ucenter.php
$_config['cookiepre'] = 'newdomain_';
$_config['url'] = 'http://newdomain.com/';

UPDATE pre_forum_forum SET name = REPLACE(name, 'olddomain.com', 'newdomain.com');
UPDATE pre_forum_post SET message = REPLACE(message, 'olddomain.com', 'newdomain.com');
UPDATE pre_forum_thread SET subject = REPLACE(subject, 'olddomain.com', 'newdomain.com');

// config/config_ucenter.php
$_config['url'] = 'http://newdomain.com/uc_server';

SELECT * FROM pre_forum_post WHERE message LIKE '%olddomain.com%';
UPDATE pre_forum_post SET message = REPLACE(message, 'olddomain.com', 'newdomain.com');

chmod 644 /path/to/config/config_global.php
chmod 644 /path/to/config/config_ucenter.php

// config/config_global.php
$_config['db']['dbhost'] = 'localhost';
$_config['db']['dbuser'] = 'username';
$_config['db']['dbpw'] = 'password';
$_config['db']['dbname'] = 'database_name';