实时计算 Flink版怎么做的相关内容

问答 2024-03-19 来自：开发者社区

Flink CDC 里这个怎么做？

Flink CDC 里这个怎么做？com.ververica.cdc.connectors.shaded.org.apache.kafka.connect.errors.ConnectException: An exception occurred in the change event producer. This connector will be stopped. at io.deb...

问答 2024-03-19 来自：开发者社区

flink cdc 3.0中的源端 mysql中主键id是这个，后续怎么做？

flink cdc 3.0中的源端 mysql中主键id是bigint(20) unsigned，到目标端会转换成decimal(20,0),但要是目标端如starRocks中主键不支持decimal类型的话，就会报错，这个你遇到过吗？已经自己手动改了，但又发现时间格式同步到starRocks丢了精度，发现源码中就就格式化到了秒级。

问答 2024-03-19 来自：开发者社区

Flink CDC 里mysql无主键表的同步，我看到目前无主键表的同步限制条件还比较多怎么做？

mysql无主键表的同步，我看到目前无主键表的同步限制条件还比较多，请问Flink CDC判断一张表是否有主键是怎么判断的，在没有primary key的时候会把unique key看作主键么？

问答 2024-03-11 来自：开发者社区

Flink CDC 里单变化的部分写不进目标表。可以在flink上多线程启动怎么做？

在使用 Flink CDC 且通过 StreamTableEnvironment.executeSql 执行 Flink SQL 开启 scan.incremental.snapshot.enabled=true 时，尽管文档表示支持多线程，Oracle CDC 任务仍只能以单线程模式运行。设置了 setParallelism 后，虽然能在 Flink 中以多线程启动，但无法将变更的数据写入目标....

问答 2024-03-11 来自：开发者社区

Flink CDC 里想把CreateTableEvent放进另一个地方怎么改？

Flink CDC 中，抽数据的时候先抽CreateTableEvent怎么做？

问答 2024-03-11 来自：开发者社区

Flink cdc现有job加表是怎么做的？要不要重启？

问答 2024-02-20 来自：开发者社区

我想把flink cdc同步的数据写入到目标服务器，该怎么做？有官方案例吗？

问答 2024-02-01 来自：开发者社区

flink cdc 如果要同步多张库表，是怎么做的？

问答 2024-02-01 来自：开发者社区

Flink CDC里如果我doris分区字段也设置create_time,怎么做有这个效果？

Flink CDC里如果我doris分区字段也设置create_time,我期望格式是yyyy-MM-dd。也是需要二开将mysql 中create_time 转为 yyyy-MM-dd 吗？

问答 2024-02-01 来自：开发者社区

Flink CDC里我用cdc同步mysql数据到mysql，想增加一个表结构变更的通知，该怎么做？

Flink CDC里我用cdc同步mysql数据到mysql，想增加一个表结构变更的通知，这个该怎么实现呢？有相似的实现吗？

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更新时间 2024-07-11 14:00:48

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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

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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