依赖：
<dependency>
<groupId>com.github.pagehelper </groupId>
<artifactId>pagehelper </artifactId>
<version>5.0.0 </version>
</dependency>
<dependency>
<groupId>com.github.pagehelper</groupId>
<artifactId>pagehelper-spring-boot-autoconfigure</artifactId>
<version>1.2.3</version>
</dependency>
<dependency>
<groupId>com.github.pagehelper</groupId>
<artifactId>pagehelper-spring-boot-starter</artifactId>
<version>1.2.3</version>
</dependency>
配置文件：
pagehelper:
helperDialect: mysql
reasonable: true
PageHelper
