idea项目一启动就报错: 20:01:13,047 ERROR DruidDataSource:1846 - create connection error com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver ha…
一.mysql 的bin目录下有个MySQLInstanceConfig.exe,运行就可以进行创建数据库实例,创建实例时也可以生成windows 服务,把服务设置成自动启动就可以了 二.安装在D盘的discuzz!打开后出现上述错误,请问应如何处理?winmysqladmin已经启动,但三色树上有一个小红点如果出现"ERROR 2003: Can't connect to MySQL server on 'localhost' (10061)",说明你的MySQL还没有启动.解决办法…