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[帮助文档] 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。

[帮助文档] Postgres CDC连接器

Postgres CDC可用于依次读取PostgreSQL数据库全量快照数据和变更数据，保证不多读一条也不少读一条数据。即使发生故障，也能采用Exactly Once方式处理。本文为您介绍如何使用Postgres CDC连接器。

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flink cdc 插件问题之报错如何解决

问题一：是否存在Flink CDC的参数设置，允许将MySQL的update的数据插入到doris而非更改？是否存在Flink CDC的参数设置，允许将MySQL的update的数据插入到doris而非更改，以便于记录历史数据变更？参考回答：那你直接把doris的表设置成Duplicate。先...

Flink cdc报错问题之线程不够报错如何解决

问题一：flink cdc启动时候报错线程不够可以通过什么方式解决吗 flink cdc启动时候报错线程不够可以通过什么方式解决吗参考答案：貌似不是线程不够是线程的size 直接为0了关于本问题的更多回答可点击进行查看： https://developer.aliyun.com/ask/...

Flink cdc报错问题之内存不足报错如何解决

问题一：flink-cdc 从数据库插入hudi表一万多条数据的过程中报错了，是不是要设置什么？ flink-cdc 从数据库插入hudi表一万多条数据的过程中报错了 “内存不足错误：超过GC开销限制 OutOfMemoryError: GC overhead limit exceeded” 明明我...

Flink cdc报错问题之时区报错如何解决

问题一：flink-cdc-connectors 2.3.0 版本引用 flink 1.16.0 ,为何报错 flink-cdc-connectors 2.3.0 版本引用了 flink 1.16.0 是不有bug: [ERROR] Could not execute SQL statement. ...

Flink cdc报错问题之读取pgsql报错如何解决

问题一：flink 是13.6版本照着cdc connector的例子写的直接报错了能帮忙解决一下么？ public class Main { public static void main(String[] args) throws Exception { Prope...

Flink CDC中这个报错如何解决？我换成string也不行同样的报错。

问题1：Flink CDC中这个报错如何解决？我换成string也不行同样的报错。我没有加默认值，源表的默认值，我在flink cdc source中就给了个decimal sink Kafka也是decimal ,还是同样的错误。抽取没有问题就是sink kafka 有问题。问题2：那问题是什么...

Flink CDC中这个报错如何解决？cdc2.4，flink1.6，mysql8

Flink CDC中这个报错如何解决，cdc2.4，flink1.6，mysql8；Flink SQL> select * from mysql_binlog;[ERROR] Could not execute SQL statement. Reason:java.lang.ClassCast...

[帮助文档] 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。

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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