1、引入pom依赖以及PageHelper的starter
<!-- pagehelper -->
<dependency>
<groupId>com.github.pagehelper</groupId>
<artifactId>pagehelper</artifactId>
</dependency>
<!-- pagehelper整合SpringBoot -->
<dependency>
<groupId>com.github.pagehelper</groupId>
<artifactId>pagehelper-spring-boot-starter</artifactId>
</dependency>
2、代码中直接使用
PageHelper.startPage(pageIndex, pageSize);
PageInfo<PhoneUnionIdMapping> pageInfo = new PageInfo<>(bizDataMapper.getPhoneUnionIdMappingList(), pageSize);