创建spring boot项目，在pom中添加相应依赖
<!--web-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!--mysql-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<scope>runtime</scope>
</dependency>
<!--druid-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid-spring-boot-starter</artifactId>
<version>1.1.10</version>
</dependency>
<!--jdbc-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
</dependency>
在application.yml文件中配置数据源
spring:
datasource:
type: com.alibaba.druid.pool.DruidDataSource
url: jdbc:mysql://localhost:3306/db?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&useSSL=true
driver-class-name: com.mysql.cj.jdbc.Driver
username: root
password: root
druid:
initial-size: 3
min-idle: 3
max-active: 10
max-wait: 60000
stat-view-servlet:
login-username: admin
login-password: admin
filter:
stat:
log-slow-sql: true
slow-sql-millis: 2000
启动后可以通过http:hostname:port/druid/index.html访问Druid后台监控界面。
spring boot配置MySQL8.0 Druid数据源
原文：https://www.cnblogs.com/conly/p/12548100.html
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