t.id_ as id , t.course_homework_id_ as courseHomeworkId , t.course_group_type_ as courseGroupType , t.course_group_id_ as courseGroupId , t.course_schedule_id_ as courseScheduleId , t.student_id_ as studentId , t.attachments_ as attachments , t.teacher_replied_ as teacherReplied , t.submit_time_ as submitTime , t.create_time_ as createTime , t.update_time_ as updateTime SELECT FROM student_course_homework t where t.id_ = #{id} SELECT FROM student_course_homework t