标签：style blog color io re c div new
User.find( :all, :select => "name.*", :from => "users", :joins => " inner join role_relations rr on rr.user_group_id = ugn.user_group_id ", :conditions => "rr.user_id = #{user_id} and ugn.news_id = #{news_id}" )
标签：style blog color io re c div new
原文地址：http://www.cnblogs.com/xueyuwyz/p/3866116.html
