报错:querying database. Cause: java.sql.SQLException: Access denied for user ‘root‘@‘localhost‘ (usin

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Exception in thread "main" org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)
### The error may exist in hp/dao/LoginDao.java (best guess)
### The error may involve hp.dao.LoginDao.findAll
### The error occurred while executing a query
### Cause: java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)

 出现这个问题的时候首先不是文件啥的写错了,而是粗心造成的:我是这个地方写错了

 大家写的时候一定要注意了,一定要用心!

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