数据语句执行错误,请联系管理员。 select c.*,cl.classname from v_web_content c,t_web_content_class cl,t_web_content_classids cs where c.id=cs.cid and cl.id=cs.classid and length(c.img_url)>3 and c.indexshowflash=1 and cl.id in ( 221 ) order by c.dateandtime_order desc ,c.id desc limit 6 。