实时计算 Flink版connect 的相关内容

文章 2023-02-07 来自：开发者社区

Flink多流转换(Flink Stream Unoin、Flink Stream Connect、Flink Stream Window Join)

多流转换在生产应用中，会有很多使用多条流进行操作的业务场景，对流进行合流或者分流操作，例如以下场景多样化数据：您可能有多个数据流，每个数据流包含不同的信息，您希望将它们组合起来以创建更完整的画面。例如，您可能有一个客户数据流和另一个购买数据流，您希望将它们组合起来创建一个客户购买数据流。数据过滤和路由：您可能希望根据特定条件将单个数据流拆分为多个流，然....

问答 2023-01-16 来自：开发者社区

Flink双流connect的时候，如果其中一条流没数据，水位线就不推进，有什么好办法解决这个问题吗

Flink双流connect的时候，如果其中一条流没数据，水位线就不推进，有什么好办法解决这个问题吗？想达到的效果是，只要有一条流有数据，水位线就正常推进

问答 2022-11-23 来自：开发者社区

flink cdc有直接sink到starrocks的connect or吗?

问答 2022-06-29 来自：开发者社区

利用flink -cdc 同步阿里云上polar db的数据到hologress上，connect

利用flink -cdc 同步阿里云上polar db的数据到hologress上，connector用的是 'connector' = 'jdbc', 'driver' = 'org.postgresql.Driver', 发现porlardb中删除数据时，没办法同步到holo里，需要配置什么来解决这个问题呢

问答 2020-06-11 来自：开发者社区

HBase作为Flink SQL的source connect时，即使在SQL 查询语句#Flink

HBase作为Flink SQL的source connect时，即使在SQL 查询语句里面加上where 过滤，其执行过程中也是向HBases scan全表的数据，没有加Filter。SQL解析时谓词没法下推到构建Scan这里来吗？#Flink

问答 2020-04-23 来自：开发者社区

Flink SQL Connect Kafka可以设置数据失效时间么，不然会一直append到直到内

Flink SQL Connect Kafka可以设置数据失效时间么，不然会一直append到直到内存爆炸么？

问答 2018-12-06 来自：开发者社区

Flink join和connect有什么区别？

我对这些定义感到困惑。在文档中，它似乎join后面是一个已key定义的，但connect不需要指定key，其结果是a connectedStream。我们可以做些什么conenctedStream，是否有任何具体的例子，我们使用一个而不是另一个？还有，connected stream看起来怎么样？

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更新时间 2024-10-17 18:45:13

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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

产品控制台

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