SpringBoot连接MySQL并整合MyBatis-Plus

配置

springboot版本

<parent>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-parent</artifactId>
   <version>2.3.12.RELEASE</version>
   <relativePath/> <!-- lookup parent from repository -->
</parent>

目录结构

pom.xml文件

<dependencies>
    ...
    <!-- 导入MySQL依赖 -->
    <dependency>
       <groupId>mysql</groupId>
       <artifactId>mysql-connector-java</artifactId>
       <version>8.0.28</version>
    </dependency>
    <!-- 导入Mybatis-Plus依赖 -->
    <dependency>
       <groupId>com.baomidou</groupId>
       <artifactId>mybatis-plus-boot-starter</artifactId>
       <version>3.4.0</version>
    </dependency>
    <!-- 导入lombok依赖 -->
    <dependency>
       <groupId>org.projectlombok</groupId>
       <artifactId>lombok</artifactId>