Flink跑流任务的时候遇到一些问题，如图，有大佬指个路么？测试过的，b不影响，b的值传上来就不会变，c是传上来之后经过一些列计算才会更新，我试过这个方法，没有奏效，最后不得不把c放case when后面，以我有限的理论知识来说，我只是用视图来确定is_valid的值，不会影响c的更新结果才对，不知道为啥影响了

问答 2023-09-28 来自：开发者社区

如何用flink sql客户端用yarn application模式提交任务呢？

问答 2023-09-27 来自：开发者社区

请问如何用flink sql客户端用yarn application模式提交任务呢？

问答 2023-09-27 来自：开发者社区

flink任务报错的这个报错是什么意思呢？

flink任务报错：Cannot register Closeable, registry is already closed ，这个报错是什么意思呢？

问答 2023-09-27 来自：开发者社区

请教下Flink CDC多张表同步一般做多个任务还是做一个任务？

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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