实时计算 Flink版cdc数据的相关内容

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 2023-11-15 来自：开发者社区

Flink CDC读一个2e数据的mongo表，完了报这个错是因为oplogs设置太小了嘛？

问答 2023-11-15 来自：开发者社区

flink cdc针对这两个阶段，如何证明或者验证数据库中所有数据都被正确同步了呢？

使用flink cdc同步mongodb数据到hudi，其中包含了snapshit和incremental两个阶段。针对这两个阶段，如何证明或者验证数据库中所有数据都被正确同步了呢？

问答 2023-11-15 来自：开发者社区

Flink CDC写数据进入doris中，老是报这个警告，数据写不进doris里？

Flink CDC写数据进入doris中，老是报这个警告，但是的doris的fe和be的状态显示是正常的，数据写不进doris里，2023-11-06 11:01:55 WARN (org.apache.doris.flink.sink.writer.DorisWriter:tryHttpConnection) - Failed to connect to backend:http...

文章 2023-11-08 来自：开发者社区

使用Flink CDC时，如果从Timestamp开始读取数据

在使用Flink CDC时，如果从Timestamp开始读取数据，但过了很久才能读到数据，可能是由于以下几个原因：数据源问题：请确保数据源（如Oracle、MySQL等）中存在数据，并且Flink CDC已正确配置了数据源连接。时间戳格式问题：请确保时间戳格式...

问答 2023-11-07 来自：开发者社区

Flink CDC这个是啥情况呢一直跳这个.. 没有实际的数据？

Flink CDC这个是啥情况呢一直跳这个.. 没有实际的数据？mysql cdc 2.2.0

问答 2023-11-07 来自：开发者社区

Flink CDC维表的数据只是在flink任务起来就一直不更新吗哪怕是这个维表数据有变动？

问答 2023-11-07 来自：开发者社区

Flink CDC mongodb数据有一个分区报了oplog过期，为什么任务不会失败啊？

Flink CDC mongodb数据有一个分区报了oplog过期，其他分区都正常，为什么任务不会失败啊？

问答 2023-11-07 来自：开发者社区

有谁知道如何使用flink cdc的时候，从备库读就能实时采集数据，不一定非要从主库读？

问答 2023-11-07 来自：开发者社区

Flink CDC中postgres cdc 如何从只读的从库获取 snapshot 数据？

Flink CDC中postgres cdc 如何从只读的从库获取 snapshot 数据？试了一下报这个错： Caused by: org.postgresql.util.PSQLException: ERROR: recovery is in progress？

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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