实时计算 Flink版cdc同步的相关内容

问答 2023-10-30 来自：开发者社区

Flink CDC为什么我同步mongodb到kafka完成后点击savepoint停止？

Flink CDC为什么我同步mongodb到kafka完成后点击savepoint停止后，savepoint那么大？mysql到kafka就不会有这个问题

问答 2023-10-30 来自：开发者社区

Flink CDC有没有遇到pg同步时间timestamp(6)类型会添加8小时的？

Flink CDC 实现企业级实时数据同步

传统的数据集成通常由全量和增量同步两套系统构成，在全量同步完成后，还需要进一步将增量表和全量表进行合并操作，这种架构的组件构成较为复杂，系统维护困难。本方案提供 Flink CDC 技术实现了统一的增量和全量数据的实时集成。

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文章 2023-10-25 来自：开发者社区

Flink CDC的工作原理是通过监听数据库的binlog来实现实时数据同步的

Flink CDC的工作原理是通过监听数据库的binlog来实现实时数据同步的。一般来说，如果数据库的binlog输出速度正常，Flink CDC应该能够实时接收到所有的数据变更。然而，如果你在两个小时内只收到了一条UPDATE操作，可能有以下几种原因：数据库的binlog输出速度慢：这可能是由于数据库的负载...

文章 2023-10-25 来自：开发者社区

对于Flink CDC，当源表的数据被删除后，可以通过以下方法在结果表中同步删除

对于Flink CDC，当源表的数据被删除后，可以通过以下方法在结果表中同步删除：使用DELETE语句：在Flink SQL中，可以直接使用DELETE语句从结果表中删除数据。例如： DELETE FROM result_table WHERE id IN (SELECT id FROM source_tabl...

问答 2023-10-23 来自：开发者社区

请教一下Flink CDC，我现在CDC 同步Mysql到OSS，如何来控制Sink端的文件大小呢？

请教一下Flink CDC，我现在CDC 同步Mysql 到OSS，想问下如何来控制Sink端的文件大小呢，比如 source端4个并发，落成4个文件，那么到达多大的文件size，会rollup到新的文件呢？

问答 2023-10-23 来自：开发者社区

请问Flink CDC sqlserver cdc 可以全量同步吗？

问答 2023-10-23 来自：开发者社区

Flink CDC有没有针对达梦数据库的扩展插件或者连接器，做实时数据同步?

问答 2023-10-23 来自：开发者社区

Flink CDC问下PG 可以支持从slave同步数据了吗？

问答 2023-10-23 来自：开发者社区

Flink CDC1.13.6 cdc 2.3 同步MySQL的数据报的这个错误是什么问题？

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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