1. Import related jar packages
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid-spring-boot-starter</artifactId>
<version>1.1.23</version>
</dependency>
2. Modify the druid version
Link: https://pan.baidu.com/s/1qHuacjhOL-MqmT3_X6R5Ow?pwd=bna5
Extraction code: bna5
3. Encrypted database password
4. yml configuration items