实时计算 Flink版lookup join分组聚合的相关内容

文章 2024-03-09 来自：开发者社区

Flink CDC产品常见问题之Lookup Join之后再分组聚合部分数据从零开始如何解决

问题一：Flink CDC里Lookup Join之后，再分组聚合，为什么跑了两天之后有点数据开始从0聚合？ Flink CDC里Lookup Join之后，再分组聚合，为什么跑了两天之后，有点数据开始从0开始聚合了啊？有的数据是正常的，有的数据的清0了，我这边没有设置TTL，状态也会过期吗？参考回答：在Flink CDC中进行Lookup Joi...

问答 2024-02-01 来自：开发者社区

Flink的Lookup Join之后，再分组聚合，怎么跑了两天之后，有点数据开始从0开始聚合了？

问答 2024-02-01 来自：开发者社区

Flink CDC里Lookup Join之后，再分组聚合，为什么跑了两天之后有点数据开始从0聚合？

Flink CDC里Lookup Join之后，再分组聚合，为什么跑了两天之后，有点数据开始从0开始聚合了啊？有的数据是正常的，有的数据的清0了，我这边没有设置TTL，状态也会过期吗？

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更新时间 2024-03-10 10:38:51

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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