实时计算 Flink版sql count distinct-阿里云

flink sql count distinct结果会变小

求大佬看下如何解决*来自志愿者整理的flink

flink sql 的 count(distinct )问题

各位大佬好，想问下flinksql里的count (distinct）默认是用哪种state保存的状态*来自志愿者整理的flink邮件归档

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更新时间 2022-09-30 11:30:20

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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