实时计算 Flink版cdc延时的相关内容

阿里云文档 2025-01-24

社区CDC

本文为您介绍如何在阿里云实时计算Flink版中使用社区版CDC（Change Data Capture）连接器，以及更改连接器名称。

文章 2024-03-14 来自：开发者社区

Flink CDC产品常见问题之oracel cdc 的延时很大如何解决

问题一：Flink CDC里看了下mysql的日志，这种效果要怎么实现？ Flink CDC里看了下mysql的日志，发现flink在查询数据的时候，使用的语句是 select from table。我在创建sql任务的时候，source端是列出了要的字段，flink还会用select 去查找库里面查找。因为cdc读取源端数据分两个阶段，第一阶段是做可并行的全量快照（select *)，...

问答 2024-02-14 来自：开发者社区

Flink CDC里oracel cdc 的延时很大什么原因？

Flink CDC里oracel cdc 的延时很大什么原因？目前只有几条测试数据好几分钟数据才过来，在上游插入一条数据，看日志，10分钟才过来。

阿里云文档 2023-01-29

如何使用FlinkCDC将MySQL数据同步至EMRServerlessStarRocks

本文为您介绍如何使用Flink CDC将MySQL数据同步至EMR Serverless StarRocks中。

问答 2022-07-08 来自：开发者社区

大佬们 flink cdc oracle 这个捕获的延时特别高有啥优化方法吗

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更新时间 2024-03-15 11:13:27

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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