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Could not create connection to database server. -- 無法連接數據庫

本文轉載自   查看原文   2019-07-20 09:29   3450 

錯誤信息：

### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server.

原因：

數據庫版本與數據庫驅動版本不一致。

解決方案：

將下載與數據庫版本一致的驅動。
如：
MySQL版本：8.0.16
MySQL驅動：mysql-connector-java5.1.35.jar
下載MySQL驅動版本：mysql-connector-java8.0.16.jar


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