mapper:
int insertStudentList(List<SysStudent> sysStudent);
xml:
<insert id="insertStudentList">
insert into sys_student(sut_id, stu_name, stu_year) values
<foreach item="item" index="index" collection="list" separator=",">
(#{item.sutId},#{item.stuName},#{item.stuYear})
</foreach>
</insert>