<% user = @request_for_comment.user submission_id = self.class.connection.execute("select id from submissions where exercise_id = #{@request_for_comment.exercise_id} AND user_id = #{@request_for_comment.user_id} AND #{@request_for_comment.user_id} > created_at order by created_at desc limit 1").first['id'].to_i submission = Submission.find(submission_id) %> <%= user %> | <%= @request_for_comment.requested_at %>