Mysql应用MySql的Communications link failure解决办法

概述介绍《Mysql应用MySql的Communications link failure解决办法》开发教程，希望对您有用。

《MysqL应用MysqL的Communications link failure解决办法》要点：
本文介绍了MysqL应用MysqL的Communications link failure解决办法，希望对您有用。如果有疑问，可以联系我们。

导读：在使用JDBC连接MysqL时可能会遇到以下错误：com.MysqL.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure 在使用JDBC连接MysqL时可能会遇到以下错误：

com.MysqL.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server

解决方法：

将

String url = "jdbc:MysqL://192.168.xxx.xxx:3306/db";
此处的IP部分添加到hosts文件中,并使用hosts中设置的名称进行连接.
例：
String url = "jdbc:MysqL://127.0.0.1:3306/db";
变为
String url = "jdbc:MysqL://localhost:3306/db";


练习一下英语：
This error may encountered when using JDBC to connect MysqL:
　　com.MysqL.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

　　The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server

sulotions:

You need add target IP to your hosts file and name it.

make String url = "jdbc:MysqL://192.168.xxx.xxx:3306/db";  be String url = "jdbc:MysqL://hostname:3306/db";

example：

String url = "jdbc:MysqL://127.0.0.1:3306/db";
change to
String url = "jdbc:MysqL://localhost:3306/db"; 总结

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