实时计算 Flink版cdc binlog 的相关内容

阿里云文档 2024-06-28

社区CDC

本文为您介绍如何在阿里云实时计算Flink版中使用社区版CDC（Change Data Capture）连接器，以及更改连接器名称。

问答 2023-11-21 来自：开发者社区

Flink CDC使用ds代码方式就是只一个线程读取binlog吗？？

问答 2023-11-21 来自：开发者社区

Flink CDC把原始库删除了以后重新创建了一个名称相同的库来着消费最新的binlog就没啥事了？

Flink CDC把原始库删除了以后重新创建了一个名称相同的库来着，消费最新的binlog就没啥事了不过我换一个没有删除的库的时候，数据能够读取到，但是会一直出现这样的报错，会有什么影响吗？

问答 2023-11-21 来自：开发者社区

Flink CDC指定binlog文件，消费成功过吗？

Flink CDC指定binlog文件，消费成功过吗？一直起不来啊，这个功能好像flinkcdc有序列化问题，想跳过应该怎么操作？

文章 2023-11-16 来自：开发者社区

Flink CDC如何获得增量binlog,可能是跟canal一样,伪装成从节点获取日志?

Flink CDC的工作原理类似于Canal和其他类似的产品，它会连接到MySQL服务器作为复制 slave（模拟slave)，监听binlog日志，从而捕获数据库的变化。它可以伪装成一个slave节点去请求主节点的日志，在这个过程种，它可以通过请求master节点的二进制日志来获得数据更改。由于它是作为sla...

问答 2023-11-16 来自：开发者社区

Flink CDC时间戳读取的原理是不是要遍历binlog 然后找到符合时间戳数据开始读？

问答 2023-11-16 来自：开发者社区

flink cdc 任务启动后加表读binlog报错有人碰到没？

flink cdc 任务启动后加表读binlog报错有人碰到没？2023-11-09 19:30:05,620 ERROR io.debezium.connector.mysql.MySqlStreamingChangeEventSource [] - Error during binlog processing. Last offset stored = {transaction_id=nu.....

问答 2023-11-16 来自：开发者社区

Flink CDC如何获得增量binlog,可能是跟canal一样,伪装成从节点获取日志?

Flink CDC捕获增量部分是单并行度读取mysql增量的binlog,至于如何获得增量binlog,可能是跟canal一样,伪装成从节点获取日志? 反正数据库有一条数据变化,都是可以捕获到的？

问答 2023-11-07 来自：开发者社区

Flink CDC有没有遇到过同步MySQL一直卡在某个binlog文件？

Flink CDC有没有遇到过同步MySQL一直卡在某个binlog文件？数据库已经确认后续的binlog都生成了 io日志：io.debezium.connector.mysql.MySqlStreamingChangeEventSource [] - Stopped reading binlog after 0 events, no new offset was recorded io.de....

问答 2023-11-07 来自：开发者社区

Flink CDC这个错该怎么搞呢？生产同一时间挂了好几个作业，都是binlog这样的错误？

Flink CDC这个错该怎么搞呢？生产同一时间挂了好几个作业，都是binlog这样的错误？ java.lang.IllegalStateException: The connector is trying to read binlog starting at Struct{version=1.6.4.Final,connector=mysql,name=mysql_binlog_source,....

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实时计算Flink版

阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，完全兼容开源的Apache Flink，比开源性能提升2～3倍，提供了完整的告警、监控、日志的解决方案、提升开发效率且无运维成本，并有社区专家提供技术支持。

立即开通

产品控制台

产品文档

实时同步

MySQL 到 Hologres

Kafka 到 Hologres

功能对比

开源Flink对比

成本优化

作业自动调优