org.springframework.jdbc.CannotGetJdbcConnectionException Failed to obtain JDBC Connection

org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection；nested exception is com.microsoft.sqlserver.jdbc.SQLServerException: 用户 'xxx’登录失败。

错误原因：jdbc.properties文件中的username冲突了

解决方式：将username修改一下，尽量避免关键字冲突