实时计算 Flink版cdc场景的相关内容

问答 2023-09-20 来自：开发者社区

Flink CDC中sqlserver自增ID的场景，cdc拿到的id为0？

Flink CDC中sqlserver自增ID的场景，cdc拿到的id为0？这个是bug吗

问答 2023-09-19 来自：开发者社区

Flink CDC这个权限问题的么，场景是从Kafka -> hive ,通过FlinkSQL实现?

Flink CDC这个权限问题的么，场景是从Kafka -> hive ,通过FlinkSQL实现，在dolphinscheduler调度。Permission denied: user=dolphinscheduler, access=READ, inode="/warehouse/tablespace/managed/hive/":hdfs:hadoop:drwxrwx---？

问答 2023-09-12 来自：开发者社区

Flink CDC 双流join场景，是直接报错oom还是丢弃状态？

Flink CDC 双流join场景，join算子的state越来越大，是直接报错oom还是丢弃状态？我配置的是rocksdb 状态后端

问答 2023-08-22 来自：开发者社区

请教下有没有用flink只为了实时cdc刷新报表的场景？多个事实表之间join在正常窗口期一大半都

请教下有没有用flink只为了实时cdc刷新报表的场景？多个事实表之间join在正常窗口期一大半都关联不上，很多需要查表

问答 2023-07-31 来自：开发者社区

Flink CDC中我的场景是同步Mysql数据到es中，应该怎样写才可以插入一组数据？

Flink CDC中我的场景是同步Mysql数据到es中，es索引对应的类型是一个数组，我在flink sql中创建了对应的类型 regions ARRAY>，那insert into到 es_index应该怎样写才可以插入一组数据，我使用insert into es_index select ROW(regionId, regionName) AS regions from ... 只能...

问答 2023-06-11 来自：开发者社区

大佬 Flink CDC中这种场景下的统计逻辑怎么优化呢？我理解挺常见的。入出茅庐不求甚解，比

大佬 Flink CDC中这种场景下的统计逻辑怎么优化呢？我理解挺常见的。入出茅庐不求甚解，比如订单总数消费金额，这种类似的场景我的理解和这种是差不多的

问答 2023-05-28 来自：开发者社区

Flink CDC 你好 ”丢数据“ 这个在什么场景下会丢，能否分享下。这个是删除最新的归档？

Flink CDC 你好 ”丢数据“ 这个在什么场景下会丢，能否分享下。这个是删除最新的归档日志才会出现的吧中我们这边有个场景就是每天会莫名的丢个几条数据。没有删除最新归档日志，怎么办？

问答 2023-05-14 来自：开发者社区

大佬们现在咋处理flink cdc interval join场景的，现在测试下来一直报？

大佬们现在咋处理flink cdc interval join场景的，现在测试下来一直报【StreamPhysicalIntervalJoin doesn't support consuming update and delete changes which is produced by node TableSourceScan】这种错

问答 2023-05-14 来自：开发者社区

Flink CDC log4j日志打印任务名和容器id，如果是session场景，是不是有问题啊？

Flink CDC log4j日志打印任务名和容器id，如果是session场景，是不是有问题啊，有多个任务运行的时候，也能打印出每个任务的任务名吗？

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更新时间 2025-03-02 12:50:57

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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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功能对比

开源Flink对比

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作业自动调优