<% infos = StudentWorkTest.find_by_sql("select a.homework_common_id as homeworkid,b.language from student_works as a, homework_detail_programings as b where a.id = #{test.student_work_id} and a.homework_common_id = b.homework_common_id
<% infos = StudentWorkTest.find_by_sql("select a.homework_common_id as homeworkid,b.language from student_works as a, homework_detail_programings as b where a.id = #{test.student_work_id} and a.homework_common_id = b.homework_common_id