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

最新推荐文章于 2023-09-07 13:13:07 发布
原创 最新推荐文章于 2023-09-07 13:13:07 发布 · 220 阅读 · 0 ·
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博客指出遇到问题是由于MySQL服务未启动，通过启动该服务问题得以解决，聚焦于MySQL服务启动这一信息技术操作。

mysql服务没启，启动一下就解决了

【大数据开发】运行Spark集群模式时抛出异常，报The last packet sent successfully to the server was 0 milliseconds ago. The
白色风车
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这是因为val url: String = “jdbc:mysql://localhost:3306/mydb1?serverTimezone=UTC” 这里不要设置成localhost，会抛异常， 这是因为配置中配置了spark和hdfs的配置，设置了localhost以后会从这些配置中读取ip 将localhost改为自己的ip后错误消失 The last packet sent successfully to the server was 0 milliseconds ago. The driver
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
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出现异常”The last packet sent successfully to the server was 0 milliseconds ago.“的大部分原因是由于数据库回收了连接，而系统的缓冲池不知道，继续使用被回收的连接所致的。 以mysql为例： 第一种解决办法，就是将mysql回收空闲连接的时间变长，mysql默认回收时间是8小时，可以在mysql目录下的my.ini中增...
[08S01] 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. 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.
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错误代码 [08S01] Communications link failure 及描述 “The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.” 表明客户端与...
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当遇到 `Communications link failure` 错误以及提示 `The last packet sent successfully to the server was 0 milliseconds ago.` 的情况，通常表明客户端无法成功建立与 MySQL 服务器的通信连接。以下是可能的...
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当MyBatis - Plus插件出现 `Communications link failure`，提示 `The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server` 时，可...
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把链接后面的改了下，然后就可以启动了，无语。。修改后?useSSL=false&useUnicode=true&characterEncoding=utf-8&useLegacyDatetimeCode=false&serverTimeZone=Asia/Shanghai
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Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failureThe last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets...
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