实时计算 Flink版cdc同步的相关内容

问答 2023-12-01 来自：开发者社区

Flink CDC的同步，如果有数据同步缺失，flink有啥方法跟机制吗？

问答 2023-12-01 来自：开发者社区

Flink CDC同步MySQL分库分表500张表报连接超时，方便帮忙看一下吗？

Flink CDC同步MySQL分库分表500张表报连接超时，方便帮忙看一下吗？这个库别的分表是没有问题的，就这个分库分表？

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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问答 2023-12-01 来自：开发者社区

Flink CDC中mysq cdc 同步的时候Timestamp 少八个小时怎么处理？

问答 2023-12-01 来自：开发者社区

Flink CDC同步到后面速度变得很慢是什么问题？

Flink CDC中mongodb同步到kafka开始的时候速度很快，但是同步到后面速度变得很慢是什么问题，mongodb用的7.0.2，flink cdc用的2.4.2，flink用的1.16，mongodb和kafka都是本地的？

问答 2023-12-01 来自：开发者社区

Flink CDC为什么会出现这个报错，同步Oracle的时候出现的？

Flink CDC为什么会出现这个报错，同步Oracle的时候出现的？Caused by: io.debezium.DebeziumException: The db history topic or its content is fully or partially missing. Please check database history topic configuration and r....

问答 2023-12-01 来自：开发者社区

Flink CDC同步Oracle时出现主题为空的报错怎么回事？

Flink CDC同步Oracle时出现主题为空的报错怎么回事？Caused by: io.debezium.DebeziumException: The db history topic or its content is fully or partially missing. Please check database history topic configuration and re-e....

问答 2023-12-01 来自：开发者社区

Flink CDC中mongodb 整库同步的时候报错这个是咋回事？

Flink CDC中mongodb 整库同步的时候报错这个是咋回事？Caused by: com.mongodb.MongoCommandException: Command failed with error 73 (InvalidNamespace): '{aggregate: 1} is not valid for '$changeStream'; a collection is re.....

问答 2023-12-01 来自：开发者社区

Flink CDC有没有大佬在用cdc同步pg的？

问答 2023-12-01 来自：开发者社区

Flink CDC中MongoDBcdc同步出现这个错误？

Flink CDC中MongoDBcdc同步出现这个错误？2023-11-22 12:18:19,518 INFO com.mongodb.kafka.connect.source.MongoSourceTask [] - Resuming the change stream after the previous offset using resumeAfter: {_...

问答 2023-12-01 来自：开发者社区

Flink CDC我全量同步mysql，75w，11G数据，TM给了2G，还是oom？

Flink CDC我全量同步mysql，75w，11G数据，TM给了2G，还是oom？有什么可以优化的吗？

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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。

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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