### Error querying database.  Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested exception is java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)
### The error may exist in file [E:\myProjects\huashang\huashang-bkd\core-bkd\target\classes\mapper\UserQryMapper.xml]
### The error may involve com.huashang.mapper.UserQryMapper.loginByToken
### The error occurred while executing a query

数据库密码和用户名写错了

去application.yml文件改一下数据库配置

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