update实时计算 Flink版的相关内容

文章 2024-05-23 来自：开发者社区

实时计算 Flink版产品使用合集之数据库执行的是UPDATE操作，那么Flink监听到的类型是什么

问题一：flink版本17.2 , mysql5.7, flinkcdc 2.4.1？什么原因？ flink版本17.2 , mysql5.7, flinkcdc 2.4.1？currentEmitEventTimeLag没有值，但是 currentFetchEventTimeLag是正常显示的。参考答案：这个问题可能是由于Flink CDC的bu...

问答 2023-08-22 来自：开发者社区

mysql表update语句没有用主键，这种flink cdc能捕获吗？

问答 2022-08-24 来自：开发者社区

您好发现一个问题：我的tidb update操作的数据，但是flink cdc 却是+I也就是插入

您好发现一个问题：我的tidb update操作的数据，但是flink cdc 却是+I也就是插入操作，这是bug吗？

问答 2022-08-15 来自：开发者社区

上游一个update事件，同样的flink -sql处理，在本地调试是delete+insert。在

上游一个update事件，同样的flink -sql处理，在本地调试是delete+insert。在阿里云rds看到的却是update，有人遇到过这个情况吗？

问答 2022-02-15 来自：开发者社区

请问下，想统计未退费的订单数量，如果一个订单退费了（发过来一个update流），flink能做到对结

请问下，想统计未退费的订单数量，如果一个订单退费了（发过来一个update流），flink能做到对结果进行-1吗，这样的需求sql支持吗? 本问题来自阿里云开发者社区的【11大垂直技术领域开发者社群】。点击这里欢迎加入感兴趣的技术领域群。

问答 2022-02-15 来自：开发者社区

有一个需求, 希望实时读取HBase的insert和update数据做处理, flink能实现吗

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更新时间 2024-05-24 21:34:29

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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