Change hostname of a Wordpress site

change-wordpress-hostname.sql

SET @old_url = 'oldurl.com';
SET @new_url = 'newurl.com';

UPDATE wp_options
SET option_value = REPLACE(option_value, @old_url, @new_url)
WHERE option_name IN ('home', 'siteurl');

UPDATE wp_posts
SET guid = REPLACE(guid, @old_url, @new_url);

UPDATE wp_posts
SET post_content = REPLACE(post_content, @old_url, @new_url);

UPDATE wp_postmeta
SET meta_value = REPLACE(meta_value, @old_url, @new_url);