实时计算 Flink版同步数据数据的相关内容

问答 2023-06-18 来自：开发者社区

请问下 Flink CDC中利用 mysql-cdc 同步数据到doris的时候，如过源表有数据删？

请问下 Flink CDC中利用 mysql-cdc 同步数据到doris的时候，如过源表mysql有数据删除，在doris里面也会有数据删除吗？

问答 2023-05-29 来自：开发者社区

大佬有遇到过 flink cdc 同步数据初始化同步数据背压到时checkpoint失败？数据

问题1:大佬有遇到过 flink cdc 同步数据初始化同步数据背压到时checkpoint失败？数据同步不过来的问题么？是的，倒是有个这个命令，一时半会没想起来问题2:您设置多长呢我是 cdc中有udf 需要调用接口初始化时候就反压然后 checkpoint 无法成功，数据同步不过来， cdc 中有些比如一批一批或者速率慢点的配置么，可以慢点

问答 2023-04-26 来自：开发者社区

flink-sql 同步数据同步增量数据，同步不过去这是什么原因？只有第一次是可以同步的，我用的

flink-sql 同步数据同步增量数据，同步不过去这是什么原因？只有第一次是可以同步的，我用的是PG库

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更新时间 2025-03-16 12:38:25

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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