discuz 批量删除的sql命令小结
<p><span>1：批量删除回帖 pre_forum_post 表中存储的是论坛帖子和回复。每增加一个帖子或者回复，pid值+1. </span><br><span>first值为1的，代表是主题。first值为0的，代表是回帖。 </span><br><br><span>delete from pre_forum_post where pid>3 and pid<16283795 and first=0; </span><br><br><span>2：批量删除用户签名 </span><br><br><span>update pre_common_member_field_forum set sightml=''; </span><br><br><span>3：批量删除N天前的用户短消息 </span><br><br><span>DELETE FROM pre_ucenter_pm_messages_0 WHERE dateline < 1353327620 ; </span><br><br><span>时间戳可以从这里转换 </span>http://tool.chinaz.com/Tools/unixtime.aspx<span> </span><br><br><span>4：调整某个帖子的点击数 </span><br><br><span>UPDATE cdb_threads SET views=点击数 WHERE tid=主题编号; </span><br><span>UPDATE `cdb_forums` SET `allowmediacode` = '1' </span><br><span>5：一次性关闭板块fid20帖子 </span><br><br><span>UPDATE `cdb_threads` SET `closed` = '1' WHERE `fid` =20 ;</span></p>
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