实时计算 Flink版count-阿里云

今天遇到一个业务场景用到count window，查了下Flink官网目前Flink SQL只支持time window，问一下官方是否打算sql支持count window呢？如果没有计划的话，自己要如何实现？是否可以像flink 1.13引入的cumulate window写一个自定义窗口函数...

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更新时间 2023-07-13 18:18:31

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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