启动Spring项目时遇到错误：
清除Cookie也没用，打开项目输出台：
### Error querying database. Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested exception is java.sql.SQLNonTransientConnectionException: Public Key Retrieval is not allowed### The error may exist in com/nowcoder/community/dao/LoginTicketMapper.java (best guess)### The error may involve munity.dao.LoginTicketMapper.selectByTicket### The error occurred while executing a query### Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested exception is java.sql.SQLNonTransientConnectionException: Public Key Retrieval is not allowed]-09-17 21:02:14,209 INFO [http-nio-8080-exec-4] c.n.c.a.ServiceLogAspect [ServiceLogAspect.java:34] 用户[0:0:0:0:0:0:0:1]，在[-09-17 21:02:14]，访问了[munity.service.UserService.findLoginTicket]-09-17 21:02:14,236 INFO [http-nio-8080-exec-4] c.z.h.HikariDataSource [HikariDataSource.java:110] HikariPool-1 - Starting...-09-17 21:02:15,271 ERROR [http-nio-8080-exec-4] c.z.h.p.HikariPool [HikariPool.java:574] HikariPool-1 - Exception during pool initialization.java.sql.SQLNonTransientConnectionException: Public Key Retrieval is not allowed
原来是没有连接数据库
赶紧把MySql workbench打开并登陆数据库
再刷新页面就成功了
原来页面出错，程序是会提示的~~
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