实时计算 Flink版cdc同步的相关内容

问答 2022-09-07 来自：开发者社区

flink cdc oracle 同步可拔插数据库oracle 12不成功怎么办？

flink cdc oracle 同步可拔插数据库oracle 12不成功，报错：Error Msg = ORA-65040: 不允许从可插入数据库内部执行该操作

问答 2022-09-06 来自：开发者社区

flink cdc 同步oracle数据时需要在oracle中做什么特殊的配置吗？

flink cdc 同步oracle数据时需要在oracle中做什么特殊的配置吗，按照cdc官网的配置操作后，cdc程序没有连接上oracle

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 2022-09-02 来自：开发者社区

求助：flink cdc 从oracle或者mysql 同步到kafka，但是最近一个update操

求助：flink cdc 从oracle或者mysql 同步到kafka，但是最近一个update操作，变成了两条记录，一条delete，然后一条insert，之前是一条数据，before有之前数据，after是修改后的数据，然后记录中操作类型是op:u，现在就变成op:d+op:c了，怎么办？

问答 2022-08-23 来自：开发者社区

flink cdc stream 正则表达式指定多个表同步但是匹配的多个表里需要排除几个表，

flink cdc stream 正则表达式指定多个表同步但是匹配的多个表里需要排除几个表，正则不好具体区分这种情况怎么办呢？有人遇到过么？

问答 2022-08-17 来自：开发者社区

请问一个问题，使用flink cdc 同步oracle数据，之前update操作是一条数据，一条js

请问一个问题，使用flink cdc 同步oracle数据，之前update操作是一条数据，一条json中有before，有after，现在变成了两条一条delete的json，一条insert 的json，怎么回事？

问答 2022-08-15 来自：开发者社区

请问flink mysql cdc能用datastream批量同步多个无主键的表吗（debeziu

请问flink mysql cdc能用datastream批量同步多个无主键的表吗（debezium property设置 scan.incremental.snapshot.enabled为 false没用）？用sql的话，连接太多

问答 2022-08-15 来自：开发者社区

flink消费kafka里cdc同步的数据，消费时怎么可以保证顺序

问答 2022-08-05 来自：开发者社区

hologres的flink cdc全量同步会对hologres表加锁吗

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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