錯誤提示：
The server time zone value 'Öйú±ê׼ʱ¼ä' is unrecognized or represents more than one time zone
完整的錯誤提示：
There was an unexpected error (type=Internal Server Error, status=500).
nested exception is org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLException
: The server time zone value 'Öйú±ê׼ʱ¼ä' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more specifc time zone value if you want to utilize time zone support. ### The error may exist in file [D:\XXXX\Dev\Java\SSM\MONTH_1901\springboot-manage-master\target\classes\mapper\UserMapper.xml] ### The error may involve com.shop_manager.mapper.UserMapper.selectByNameAndPwd ### The error occurred while executing a query ### Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLException: The server time zone value 'Öйú±ê׼ʱ¼ä' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more specifc time zone value if you want to utilize time zone support.
解決辦法：
cmd下輸入如下命令進行操作：
//登錄
mysql -u root -p
//查看mysql系統時間。和當前時間做對比
select now();
//查看系統時區
show variables like '%time_zone%';
// 設置時區，更改為東八區
set global time_zone = '+8:00';
// 刷新權限
flush privileges;
參考文章
mysql的時區錯誤問題： The server time zone value 'Öйú±ê׼ʱ¼ä' is unrecognized or represents more than one，Going_cc。