Flink CDC里flink orcle-cdc-2.3.0在获取oralce数据时报错。报错内容如下：io.debezium.DebeziumException: The db history topic or its content is fully or partially missing. Please check database history topic configuratio....

问答 2024-01-18 来自：开发者社区

Flink CDC里问下增量数据可以不写进kafka，直接写进下游数据库吗？

问答 2024-01-18 来自：开发者社区

Flink CDC里集群偶发性的报这个错误，对数据有影响吗？

Flink CDC里集群偶发性的报这个错误，我们用的yarn，遇到这个错误，任务自动重启，容器就换了，对数据有影响吗？

问答 2024-01-18 来自：开发者社区

Flink CDC里建了一张upsert-kafka的flink表，但是数据为空怎么办？

Flink CDC里建了一张upsert-kafka的flink表，但是数据为空。topic里面是有数据的。这个现象正常么？topic里有两条数据，只不过数据内容一样

问答 2024-01-18 来自：开发者社区

Flink CDC里mysql做为CDC源，写入到kafka时报错，无法处理有更新和删除的数据咋办？

Flink CDC里mysql做为CDC源，写入到kafka时报错，无法处理有更新和删除的数据。这个问题怎么解决？除了upsert-kafka连接器，正常的kafka连接器是不支持删除和更新的，而数据库支持增删改，所以才不能写入到kafka。但是如果有数据库写入到kafka的需求，不知道该怎么处理？

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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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MySQL 到 Hologres

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作业自动调优