t.user_id_ as userId , t.exercise_days_ as exerciseDays , t.exercise_hours_ as exerciseHours , t.testing_num_ as testingNum , t.finsh_hours_ as finshHours , t.unfinsh_hours_ as unfinshHours , t.star_teacher_num_ as starTeacherNum , t.update_time_ as updateTime SELECT FROM student_total t where t.user_id_ = #{id} SELECT FROM student_total t