实时计算 Flink版uv去重的相关内容

阿里云文档 2026-06-02

Hologres+Flink如何进行实时UV精确去重

实时UV计算主要依赖Hologres与Flink结合完成，本文将为您介绍Hologres如何进行实时UV精确去重。

问答 2022-05-10 来自：开发者社区

flink sql 计算当日的uv 怎么做的？一分钟输出一次结果，需要去重

文章 2021-07-05 来自：开发者社区

实时计算Flink版 + Hologres，亿级用户实时 UV 精确去重最佳实践

GitHub 地址 https://github.com/apache/flink欢迎大家给 Flink 点赞送 star~1. 背景信息在用户行为分析和圈人场景中，经常需要从亿级甚至几十亿级用户中快速筛选出符合特定标签的指标结果。UV 便是行为分析中最常见的指标，代表访问网页的自然人，可以引申为某段时间内某个指标精确去重后的量。例如大促时，电商商家需要实时计算店铺的实时 UV，并根据 UV 情....

文章 2021-05-27 来自：开发者社区

Flink+Hologres亿级用户实时UV精确去重最佳实践

UV、PV计算，因为业务需求不同，通常会分为两种场景：离线计算场景：以T+1为主，计算历史数据实时计算场景：实时计算日常新增的数据，对用户标签去重针对离线计算场景，Hologres基于RoaringBitmap，提供超高基数的UV计算，只需进行一次最细粒度的预聚合计算，也只生成一份最细粒度的预聚合结果表，就能达到亚秒级查询。具体详情可以参见往期文章>>Hologres如何支持超高基数....

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更新时间 2024-03-14 12:28:16

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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