Mybatis-------PageHelper

<dependency>
            <groupId>com.github.pagehelper</groupId>
            <artifactId>pagehelper-spring-boot-starter</artifactId>
            <version>1.2.4</version>
</dependency>

pagehelper:
  helper-dialect: mysql

@Mapper
public interface CourseMapper {
   Page<CourseBase> findCourseList();

 <select id="findCourseList" resultType="com.xuecheng.framework.domain.course.CourseBase">
        select * from course_base
    </select>

 @Test
    public void testPageHelper(){
        //查询第一页，每页十条
        PageHelper.startPage(1,10);
        Page<CourseBase> courseList = courseMapper.findCourseList();
        List<CourseBase> result = courseList.getResult();
        //取页数
        long total = courseList.getTotal();
        System.out.println("总页数："+ total +"数据:\n"+ result);
    }