对于其下没有频道的调用

select top 4 id,title,hits,picturecontent,photourl,author,origin from KS_photo where tid='{$Param(0)}' and deltf=0 and verific=1 order by id desc

对于其下有频道的调用

select top 4 id,title,hits,picturecontent,photourl,author,origin from KS_photo where (tid='{$Param(0)}' or tid in(select id from ks_class where tn=(select tn from ks_class where id='{$Param(0)}'))) and deltf=0 and verific=1 order by id desc

各位有什么办法可以综合一下