SpringBoot | 遇坑总结 | JPA

1. 

　　Caused by: org.hibernate.HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set

　　在配置文件中添加：

spring.jpa.database-platform=org.hibernate.dialect.MySQL5Dialect

2.

　　Caused by: java.sql.SQLException: No timezone mapping entry for 'GMT+'

　　修改数据库URL的参数值： serverTimezone=GMT%2B --> serverTimezone=UTC

jdbc:mysql://localhost:3306/shopping?useUnicode=true&characterEncoding=utf8&serverTimezone=UTC

　　　

来源：

1. https://blog.csdn.net/BeauXie/article/details/75948457

2. https://stackoverflow.com/questions/26515700/mysql-jdbc-driver-5-1-33-time-zone-issue