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Ruby on rails 3 有人能帮我把这个sql查询转换成ruby查询吗

ruby-on-rails-3

Ruby on rails 3 有人能帮我把这个sql查询转换成ruby查询吗,ruby-on-rails-3,Ruby On Rails 3,我是ruby新手，无法将给定的查询转换为ruby查询，有人能帮我吗 "SELECT * FROM domainurls WHERE domaindetail_id = ?",@domain.id ,"and count IN (SELECT Max( count ) FROM domainurls WHERE domaindetail_id =?",@domain.id")" 这里有一种方法： Domainurl. where(:domaindetail_id => @domain.

我是ruby新手，无法将给定的查询转换为ruby查询，有人能帮我吗

"SELECT * FROM domainurls WHERE domaindetail_id = ?",@domain.id ,"and count IN (SELECT Max( count ) FROM domainurls WHERE domaindetail_id =?",@domain.id")"
这里有一种方法：

Domainurl.
  where(:domaindetail_id => @domain.id).
  where("count IN (SELECT MAX(count) FROM domainurls WHERE domaindetail_id = ? ", @domain.id)