mybatis支持oracle批量插入

<insert id="insertStudents">
        INSERT INTO Student
            (
                id, 
                name, 
                age, 
                sex
            )
        <foreach collection="stuList" item="item" index="index" separator="union all" > 
              (
                  select  
                      #{item.id,jdbcType=VARCHAR},
                    #{item.name,jdbcType=VARCHAR},
                    #{item.age,jdbcType=VARCHAR},
                    #{item.sex,jdbcType=VARCHAR}
                from dual
               )
        </foreach>
       </insert>

public void insertStudents(@Param("stuList") List<Student> stuList);