实时计算 Flink版状态的相关内容

返回频道实时计算 Flink版状态

问答 2021-12-07 来自：开发者社区

Apache Flink中流处理的多种状态基础类型有哪些呢？

问答 2021-12-07 来自：开发者社区

Flink中任务调度的过程中这些任务的状态有几种？分别是什么？

问答 2021-12-07 来自：开发者社区

Flink状态调试

Hi，各位大佬们，请教一下： Flink的checkpoint怎么调试啊，我想看程序目前的状态，拿到了checkpoint的文件，打开后有一些东西是乱码，没有结构性，有方法吗？ *来自志愿者整理的flink邮件归档

问答 2021-12-07 来自：开发者社区

你好，我有一个keyed state，当我启动flink程序时，我需要根据数据库中的数据给每个key加载不同的数值状态，我应该怎样来操作呢，在文档上找不到例子，我觉得应该是在open函数中设置初始状态，但是在这里获取不到key。 class LineItemStat extends RichFlatMapFunction { /** * The ValueState handle. The ...

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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