dedecms织梦如何删除所有的文章？用SQL命令

dedecms 织梦如何删除所有的文章？ dede一键删除所有文章的SQL命令： DELETE FROM dede_addonarticle WHERE aid = 1 and aid=200000; DELETE FROM dede_arctiny WHERE id = 1 and id=200000; DELETE FROM dede_archives WHERE id = 1 and id=200000;