truncate table fhcms_article;
truncate table fhcms_article_addon; 
truncate table fhcms_article_case; 
truncate table fhcms_article_hotkey; 
truncate table fhcms_article_product; 
truncate table fhcms_admin_log;
truncate table fhcms_form_message; 
truncate table fhcms_hotkey; 
truncate table fhcms_hotsearch; 
truncate table fhcms_tag; 
truncate table fhcms_tag_list;