spring.datasource.driver-class-name=com.mysql.jdbc.Driver
//spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver

spring.datasource.username=root//你的用户名.默认root
spring.datasource.password=123456//你的密码.默认root

spring.datasource.url=jdbc:mysql://127.0.0.1:3306/sell"htmlcode">

<dependency>
  <groupId>mysql</groupId>
  <artifactId>mysql-connector-java</artifactId>
  <version>8.0.18</version>
</dependency>



2. 替换新驱动类




com.mysql.cj.jdbc.Driver



3. 替换新url连接,需要指定时区




# 设定时间为东八区
serverTimezone=GMT%2B8

# 完整url
String url="jdbc:mysql://"+dbHost+":"+dbPort+"/"+dbName+""
    + "serverTimezone=GMT%2B8&useUnicode=true&characterEncoding=utf-8"
    + "&port="+dbPort+"&autoReconnect=true";




以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。