dedecms清空所有文章怎么操作?sql语句如何写?

　　小C新建了一个站，确切的说是复制，出于seo考虑，决定清空所有文章，那么dedecms清空所有文章怎么操作?sql语句如何写呢?特别提醒：修改之前一定要先做好备份，以防万一！下面的语句在迫不得已的情况下才进行，小白切勿轻易操作！操作方法是：点击系统-系统设置-SQL命令行工具，选择多行命令，黏贴如下代码

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delete from dede_addonarticle; delete from dede_addonimages; delete from dede_archives; delete from dede_arctiny; delete from dede_co_htmls; delete from dede_co_urls; delete from dede_co_mediaurls; delete from dede_tagindex ; delete from dede_taglist; delete from dede_keywords; TRUNCATE TABLE `dede_archives`; TRUNCATE TABLE `dede_archives`; ALTER TABLE `dede_archives` AUTO_INCREMENT =1; ALTER TABLE `dede_arctiny` AUTO_INCREMENT =1; ALTER TABLE `dede_addonarticle` AUTO_INCREMENT =1;