自定义实时计算 Flink版的相关内容

阿里云文档 2026-03-31

调用DeleteCustomConnector删除自定义连接器-实时计算 Flink版-阿里云

删除已经注册的自定义连接器。

阿里云文档 2026-03-31

使用RegisterCustomConnector在项目空间注册自定义连接器-实时计算 Flink版-阿里云

在项目空间下注册自定义连接器，注册的自定义连接器可以在SQL中使用。

阿里云文档 2026-03-31

使用ListCustomConnectors获取自定义连接器列表-实时计算 Flink版-阿里云

获取已注册的自定义连接器的列表信息。

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

实时计算 Flink版产品使用合集之实现自定义 Flink Source和控制数据的下发如何解决

问题一：请教个Flink问题：如果从历史某个时间点进行重新消费，是不是只能将kafka设置为单分区？请教个Flink问题：如果从历史某个时间点进行重新消费，要保证数据全局有序，是不是只能将kafka设置为单分区？参考回答：在Flink从历史某个时间点进行重新消费的情况下，要保证数据全局有序，并不一定要将Kafka设置为单分区。尽管在某些情况下，将...

文章 2023-12-16 来自：开发者社区

要实现自定义 Flink Source

要实现自定义 Flink Source，可以通过继承 RichSourceFunction 类来实现。在 RichSourceFunction 中，可以重写 run(SourceContext<T> ctx) 方法来控制数据的下发。具体来说，可以在 run(SourceContext<T> ctx) 方法中使用一个循环来处理数据...

问答 2023-12-03 来自：开发者社区

请教下，自定义 flink source，我想整个流处理完一批数据，要怎么控制数据的下发?

请教下，自定义 flink source，我想整个流处理完一批数据，source在下发下一批数据,要怎么控制数据的下发?

问答 2023-09-13 来自：开发者社区

请教下，我自定义了一个 UDF，Flink这个是为什么？有办法优化么？

SELECT JSON_VALUE(evt, '$._from') AS _from, JSON_VALUE(evt, '$._to') AS _to,FROM ( SELECT udf_foo (paramA, paramB) AS evt FROM ( VALUES ('AAAA', 'BBBB') ) AS t...

问答 2023-07-13 来自：开发者社区

大家有写过自定义catalog么？感觉flink在批这块不是很友好

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更新时间 2024-05-24 15:49:15

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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