实时计算 Flink版cdc同步的相关内容

问答 2023-11-06 来自：开发者社区

Flink CDC 开启checkpoint会导致全量同步的数据变多，不开启则正常，大家有遇到过吗?

Flink CDC SQL server2016&CDC2.4.1 启动时StartupOptions设置为initial，开启checkpoint会导致全量同步的数据变多，不开启则正常，大家有遇到过吗?

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 2023-11-06 来自：开发者社区

Flink CDC整库同步，故障重启，或者业务上如果单表刷数据这块都得自己想办法搞了吧？

Flink CDC整库同步，开源版本只能走stream api，并且没有sink端的实现，一致性，故障重启，或者业务上如果单表刷数据这块都得自己想办法搞了吧？

问答 2023-11-06 来自：开发者社区

Flink CDC整库一天有2q万，很多表，同步单表做毫秒级会有什么后果么？

Flink CDC整库一天有2q万，很多表，但是单表一天只有四五十万的样子，同步单表做毫秒级会有什么后果么？

问答 2023-11-06 来自：开发者社区

Flink CDC中SqlServer 同步至 doris,全量期间数据不会实际插入doris吗？

问答 2023-11-01 来自：开发者社区

Flink CDC有没有 sqlserver同步es的案例？

问答 2023-10-31 来自：开发者社区

Flink CDC进行数据全量同步时，一直卡在第二个节点上，可以去调整什么参数？

问答 2023-10-31 来自：开发者社区

flink cdc同步oracle数据，或者有没有别的需求权限更小的准实时同步方式？

flink cdc同步oracle数据，需求是增量同步不需要历史的。原表只有insert没有update，所以不需要变更数据。某些权限可以不要吗，尤其是图中两个。或者有没有别的需求权限更小的准实时同步方式？

问答 2023-10-31 来自：开发者社区

Flink CDC如果源表有数据新增或修改时，新增或修改的数据不会同步有没有解决办法？

Flink CDC中pgsql在全量同步阶段，如果源表有数据新增或修改时，新增或修改的数据不会同步有没有解决办法？

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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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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