将织梦文章表以前的自定义文章链接提取出来，并添加到新的表wp_postmeta
1、首先查询后
select a.id as post_id,replace(concat(b.typedir,'/',a.filename,'.html'),'{cmspath}/','') as meta_value,'custom_permalink' as meta_key from dede_archives as a,dede_arctype as b where a.filename <>'' and a.typeid = b.id
2、导入查询结果数据
CDN回源设置
wp-admin/options.php
upload_url_path
设置回源域名
