mysql连接com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link - 代码天地

mysql连接com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link

其他 2018-04-23 15:50:34 阅读次数: 3

jdbc驱动：mysql-connector-java-5.1.39-bin.jar 这个有问题，

换成：mysql-connector-java-5.1.34.jar 就可以了

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转载自www.cnblogs.com/micenote/p/8919591.html

mysql连接com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link

mysql连接错误：com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

mysql——com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure Last pa

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure（MySQL连接问题服务未启动）

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

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link fai

[Exception] com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

程序报错`com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure`

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException Communications link failure

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link解决办法

问题记录——com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure错误

Java项目com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure报错处理

报错解决com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packe

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure 解决方案

首次启动报错com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

troubshooting-sqoop 导出 TiDB表数据报com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure最简单有效的解决方案

数据库报错：Cause com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:Communications link failure（已解决）

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link fa

JDBC连接MySQL8.0异常:com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent succ

Caused by: java.net.ConnectException: Connection refused/Caused by: java.lang.RuntimeException: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

mysql连接com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications l

【报错处理】JDBC报错：com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

JDBC连接数据库出现com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

Java连接MySQL数据库报com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure错误

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