Flink CDC里mysql做为CDC源，写入到kafka时报错，无法处理有更新和删除的数据。这个问题怎么解决？除了upsert-kafka连接器，正常的kafka连接器是不支持删除和更新的，而数据库支持增删改，所以才不能写入到kafka。但是如果有数据库写入到kafka的需求，不知道该怎么处理？

[帮助文档] 如何将MySQL整库同步Kafka_实时计算 Flink版(Flink)

本文为您介绍如何将MySQL整库同步Kafka，从而降低多个任务对MySQL数据库造成的压力。

Flink的mysql发生ddl变更后，这个ddl会修改kafka的数据吗？

Flink的mysql发生ddl变更后，这个ddl会修改kafka的数据吗？然后这个ddl还会存在kafka中吗？下游的sr或者paimon会收到ddl变更吗？

[帮助文档] 如何通过社区版Flink将Kafka的数据同步至AnalyticDBPostgreSQL_云原生数据仓库 AnalyticDB PostgreSQL版(AnalyticDB for PostgreSQL)

本文介绍如何通过社区版Flink将Kafka的数据同步至AnalyticDB PostgreSQL版。

关于Flink CDC，MySQL整库同步Kafka，数据会不会过期呀？

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更新时间 2024-02-27 11:03:37

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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

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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