delete from dede_addonarticle where aid >= 100 and aid< =5000;
delete from dede_arctiny where id >= 100 and id< =5000;
delete from dede_archives where id >= 100 and id<=5000;
这段sql命令就是把文章id从100到5000的全部删除掉
织梦sql命令批量删除某个栏目下文章：
delete from dede_addonimages where typeid = 7;
delete from dede_arctiny where typeid = 7;
delete from dede_archives where typeid = 7;
织梦sql命令批量删除指定栏目：
delete from dede_arctype where id in (93,94,95,96,97)
注：这段sql命令就是把栏目id为93、94、95、96、97的栏目删除掉了
织梦sql命令批量合并文章到指定栏目：
update dede_archives set typeid='70' where typeid in (93,94,95,96,97)
注：这段sql命令就是把栏目栏目id为93,94,95,96,97里面的文章归为栏目id为70的栏目下面
织梦sql命令批量合并栏目到指定栏目为子栏目：
Update `dede_arctype` set reid='目标父栏目ID' where id in(2,3,4,5)
织梦sql命令批量清空文章：
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;
注：这段sql命令意思是清空文章和原来采集过的记录
织梦新发布文章id从1开始：
alter table `dede_archives` auto_increment =1;
alter table `dede_arctiny` auto_increment =1;
alter table `dede_addonarticle` auto_increment =1;
织梦新发布栏目id从1开始：
alter table `dede_arctype` auto_increment =1;
注：表示新发布的文章或者栏目id从1开始，数字1也可以改为指定从任意id开始