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Could not create connection to database server. -- 无法连接数据库

本文转载自  查看原文  2019-07-20 09:29  3450 

错误信息：

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

原因：

数据库版本与数据库驱动版本不一致。

解决方案：

将下载与数据库版本一致的驱动。
如：
MySQL版本：8.0.16
MySQL驱动：mysql-connector-java5.1.35.jar
下载MySQL驱动版本：mysql-connector-java8.0.16.jar


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