進入網站后臺，默認是：http://你的域名/dede/，點擊

系統>SQL命令行工具，選擇多行命令，如圖

執行以下SQL語句就可以清空網站所有文章

1. delete from dede_addonarticle;
2. delete from dede_addonimages;
3. delete from dede_archives;
4. delete from dede_arctiny;
5. delete from dede_co_htmls;
6. delete from dede_co_urls;
7. delete from dede_co_mediaurls;
8. delete from dede_tagindex ;
9. delete from dede_taglist;
10. delete from dede_keywords;
11. TRUNCATE TABLE `dede_archives`;
12. TRUNCATE TABLE `dede_archives`;
13. ALTER TABLE `dede_archives` AUTO_INCREMENT =1;
14. ALTER TABLE `dede_arctiny` AUTO_INCREMENT =1;
15. ALTER TABLE `dede_addonarticle` AUTO_INCREMENT =1;