实时计算 Flink版接收的相关内容

问答 2024-08-06 来自：开发者社区

为什么flink光从kafka接收数据直接print，内存都能涨几个G啊？

问答 2024-07-31 来自：开发者社区

Flink这样传参的话，java代码中是用args[0] 接收吗？

问答 2024-07-26 来自：开发者社区

flink cdc 写代码的方式接收数据-map操作-sink到表是导入那个Maven依赖啊？

文章 2024-06-17 来自：开发者社区

实时计算 Flink版操作报错合集之udf是怎么定义接收和返回的数据类型的

问题一："flink cdc同步mysql数据失败，查了一下是连接中断，网络问题等等，不知道如何解决? "flink cdc同步mysql数据失败，查了一下是连接中断，网络问题等等，不知道如何解决? 参考回答： cdc是增量同步，连接超时了，查看一下网络环境吧。关于本问题的更多回答可点击原文查看：https://developer.aliy...

问答 2024-06-12 来自：开发者社区

实时计算 Flink版产品使用合集之已经处理了大量数据，但无法接收到新的数据，是什么原因

问题一：Flink CDC这里接收不到，已经跑了1.4亿数据了，之后有数据来也接受不到了？ Flink CDC这看着是有数据进来的，这里接收不到，已经跑了1.4亿数据了，之后有数据来也接受不到了？参考回答...

问答 2024-04-11 来自：开发者社区

Flink中udf是怎么定义接收和返回的数据类型的呢？

Flink中udf是怎么定义接收和返回的数据类型的呢？比如我这边的A字段类型是Array，其元素类型是JSONObject。我希望返回的类型是JSONObject。我这边报错数据类型不合法？

问答 2024-01-18 来自：开发者社区

Flink CDC里如果接收到的ddl 没有在source指定的表中异常的设计逻辑是有什么考虑么？

Flink CDC里SchemaManager的applySchemaChange方法如果接收到的ddl 没有在source指定的表中，会抛异常，这一块的设计逻辑是有什么考虑么？例如指定10张表，但数据库其它表是也会产生schema变更的，这种情况就会报错了是为什么？

问答 2023-11-30 来自：开发者社区

Flink CDC这里接收不到，已经跑了1.4亿数据了，之后有数据来也接受不到了？

Flink CDC这看着是有数据进来的，这里接收不到，已经跑了1.4亿数据了，之后有数据来也接受不到了？

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更新时间 2024-12-05 14:35:01

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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