问题一：Flink CDC里cdc后面是不是不能接窗口函数呢？ Flink CDC里cdc后面是不是不能接窗口函数呢？参考答案： Flink CDC中的CDC源表不支持直接使用窗口函数。如果需要对CDC数据进行窗口分组和聚合操作，可以在捕获到CDC数据后，使用Flink的窗口和开窗函数来处理最终的聚合结果。在Flink中，CDC（Chang...

问答 2023-06-18 来自：开发者社区

这个问题有人会解决吗？我用Flink CDC提取数据，然后开窗后就报错了，cdc是不支持开窗聚合吗？

这个问题有人会解决吗？我用Flink CDC提取数据，然后开窗后就报错了，cdc是不支持开窗聚合吗？StreamPhysicalWindowAggregate doesn't support consuming update and delete changes 我用的window tvf ，但是会报错

问答 2023-05-09 来自：开发者社区

各位，Flink CDC 中俩个亿数据做实时聚合有什么好的方法推荐下，目前用mongo不太友好？

问答 2023-04-26 来自：开发者社区

请教一下大佬们，我用FLink CDC 同步MySQL数据，然后进行聚合通过自定义一个MQTT s

请教一下大佬们，我用FLink CDC 同步MySQL数据，然后进行聚合通过自定义一个MQTT sink推出去？结果自定义的sink flink死活加载不出了找不到但是我一直感觉自己代码没有问题，有经验的大佬帮忙给点意见

问答 2022-12-04 来自：开发者社区

我想问一下Flink CDC ，cdc支持数据聚合的同步吗？

共有10条

< 1 >

跳转至： GO

更新时间 2024-07-17 09:27:22

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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。

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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