实时计算 Flink版自定义序列的相关内容

阿里云文档 2024-11-28

如何在Dataphin自定义Ververica Flink实时任务的资源

Ververica Flink实时任务资源自定义，即指实时计算Flink配置细粒度资源的专家模式（BETA），Flink全托管引入的全新的资源配置模式，支持对作业所使用的资源进行细粒度的资源控制，以满足作业吞吐的要求。系统会自动根据您配置的资源需求，以Native K8s的模式运行作业，TM的规格和个数将会根据Slot的规格和作业并发度，由系统自动决定。本文将介绍如何在Dataphin自定义Ve...

阿里云文档 2024-11-18

如何配置Flink自定义指标采集

当您的Prometheus实例需要监控Flink自定义指标数据时，您可以通过自定义指标配置功能来实现这一需求。将指标加入到自定义指标配置后，它们将被探针（Agent）侧识别并采集。默认支持两种配置方式：指标全名称配置，指标前缀配置，您还可以对两种方式进行组合配置。

阿里云文档 2024-11-18

如何配置Flink自定义指标采集

阿里云文档 2024-09-12

自定义指标采集和将Flink监控指标上报到其他渠道

Flink提供了监控指标（Metrics）来帮助您分析作业。如果已有指标不满足业务需要，您可以自定义监控指标，并支持将监控指标上报到其他渠道。本文为您介绍自定义配置监控指标，以及如何将监控指标上报到自建Prometheus、日志服务SLS、Kafka或自建平台，以及多渠道上报。

阿里云文档 2024-09-02

创建自定义Catalog

如果内置的Catalog类型无法满足您的业务需求，您可以使用自定义Catalog类型。本文为您介绍如何配置自定义Catalog。

文章 2022-06-13 来自：开发者社区

【源码解读】Flink-Kafka连接器自定义序列器和分区器

@TOC开篇导语Flink将数据sink至Kafka的过程中，在初始化生产者对象FlinkKafkaProducer时通常会采用默认的分区器和序列化器，这样数据只会发送至指定Topic的某一个分区中。对于存在多分区的Topic我们一般要自定义分区器和序列化器，指定数据发送至不同分区的逻辑。此篇博客所涉及的组件版本Flink：1.10.0Kafka：2.3.0序列化器在Kafka生产者将数据写入至....

问答 2022-02-15 来自：开发者社区

FLINK TABLE API 自定义聚合函数UDAF从check point恢复任务报状态序列

大家好：我在使用flink table api 实现group by 聚合操作的时候，自定义了一个UDAF函数，首次在集群上运行的时候是正确的，但是从check point恢复任务的时候报下面错误，但是使用内置的函数就没问题，不知道我该怎么解决呢？ java.lang.RuntimeException: Error while getting state at org.apache.flink.....

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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