! ! SYS_SIZE is the number of clicks (16 bytes) to be loaded. ! 0x3000 is 0x30000 bytes = 196kB, more than enough for current ! versions of linux ! SYS_SIZE 是要加载的节数(16 字节为1 节)。0x3000 共为 1 2 3 4 5 6 0x7c00 0x0000 0x90000 0x10000 0xA0000 system 模块 代码执
mysql数据库版本从5.6.28升到8.0.11过程中部署项目时遇到的问题和解决方法,具体介绍如下所示:
首先这个项目用到了hibernate4.2.0,链接mysql5.6.28没问题,换到8.0.11,启动报错
1.Caused by: org.hibernate.HibernateException: Connection cannot be null when ‘hibernate.dialect’ not set
报错就配置吧
启动项目不报错了,但是访问项目报错了
2.访问报错co