Hibernate之连接MySQL8报错

前天重新装了系统，作死把MySQL装到了最新版，MySQL8，然后配置Hibernate的时候一直报错，一直报错！！Unknown system variable 'query_cache_size'或者Sorry,can`t find the Driver! java.lang.ClassNotFoundException: com.mysql.cj.jdbc.Driver或者Sorry,can`t find the Driver! java.lang.ClassNotFoundException: com.mysql.jdbc.Driver前天重新装了系统，作死把MySQL