标签：
1、清空回收站的主题帖：
DELETE FROM `pre_forum_thread` WHERE `displayorder` = -1
2、清空回收站回帖：
DELETE FROM `pre_forum_post` WHERE `invisible` = -5DELETE FROM `pre_home_blog` WHERE `status` = -1标签：
原文地址：http://www.cnblogs.com/zhenjing/p/discuz_misc.html
