实时计算 Flink版cdc数据的相关内容

问答 2023-09-06 来自：开发者社区

Flink CDC 2.4.0 怎么全量数据也获取不到？

Flink CDC 2.4.0 怎么全量数据也获取不到？但是用flink SQL就能获取数据

问答 2023-09-06 来自：开发者社区

Flink CDC数据是有处理的，但为什么这里的参数都是 0 ？

Flink CDC数据是有处理的，但为什么这里的参数都是 0 ？Bytes ReceivedRecords ReceivedBytes Sent

问答 2023-09-06 来自：开发者社区

有遇到Flink CDC 读取oracle数据。导致 oracle。历史归档文件无法删除的情况吗？

问答 2023-09-06 来自：开发者社区

Flink CDC有没有大佬做过mysql表的数据吧一对多的父子表同步到es中的需求呢，帮解答一下？

Flink CDC有没有大佬做过mysql表的数据吧一对多的父子表同步到es中的需求呢，我想知道flink sql是否有这样的能力，然后我就写sql去试，就发现这一条sql可以跑通，但是是固定数据INSERT INTO es_album_info SELECT a.id,a.name,author_id authorId,(select ROW(id,name) from author whe.....

问答 2023-09-06 来自：开发者社区

Flink CDC为什么获取不到变化前的数据呢，操作类型是read？

问答 2023-09-06 来自：开发者社区

请教个Flink CDC 问题，flink和doris那边都无任何报错，但是结果表无数据写入？

请教个Flink CDC 问题，集群环境，flink1.17+doris2.0执行cdc，flink和doris那边都无任何报错，但是结果表无数据写入？同样的操作写入MySQL是通的

问答 2023-09-06 来自：开发者社区

Flink CDC尝试使用维表join，如果是源表数据变更，怎么解决维表数据变化也输出结果的呢？

Flink CDC尝试使用维表join，如果是源表数据变更，可以输出聚合数据，如果是维表数据变更就没有数据输出了，你们是怎么解决维表数据变化也输出结果的呢？

问答 2023-09-06 来自：开发者社区

Flink CDC left join 5张表每张表都要监听数据变化，都用cdc 会有问题吗？

问题1：Flink CDC left join 5张表每张表都要监听数据变化，都用cdc 会有问题吗？问题2：那怎么办呢， left join的几个表的数据都要监听呀

问答 2023-09-06 来自：开发者社区

Flink CDC left join 5张表，都要监听变化数据都用cdc 会有问题吗？

问答 2023-09-06 来自：开发者社区

Flink CDC删除同步到es里数据的原理是什么呢？

Flink CDC删除同步到es里数据的原理是什么呢，删除product表里的记录，程序是如何去es里删除的呢？我们以前用canal做是配置了一个key，通过这个key去删除。数据已经存储到es里了，要删除es里的数据就要指定条件删除，从表product删除一条数据后会发生什么呢？有没有这方面的资料看看?

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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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MySQL 到 Hologres

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功能对比

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作业自动调优