driver=com.mysql.cj.jdbc.Driver
url=jdbc:mysql://localhost:3306/mydatabase?useSSL=false&useUnicode=true&characterEncoding=utf8&serverTimezone=GMT&allowMultiQueries=true
驱动发生变化以前的为 且mysql8.0是不需要建立ssl连接的,所以需要关闭掉,最后需要设置CST,即serverTimezone
driver=com.mysql.jdbc.Driver
<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.11</version>
</dependency>
can’t get hostname 这种情况一般是因为使用的vps等
netsh winsock reset
tracert 127.0.0.1