2、配置application.propertites spring.datasource.driverClassName=com.mysql.cj.jdbc.Driver spring.datasource.url=jdbc:mysql://your_ip:your_port/your_db_name?useUnicode=true&useSSL=false&serverTimezone=GMT&characterEncoding=UTF-8 spring.datasource.username=你的用户名 spring.datasource.password=这里是...