前提知识
Spring-IOC容器注解方式使用https://blog.youkuaiyun.com/m0_61160520/article/details/136784799?spm=1001.2014.3001.5501
切点表达式https://blog.youkuaiyun.com/m0_61160520/article/details/136782885?spm=1001.2014.3001.5501
案例
1.创建项目
2.导入依赖
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.25</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.2.8</version>
</dependency>
<!-- spring-jdbc -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>6.0.6</version>
</dependency>