大数据计算引擎实时计算 Flink版的相关内容

[帮助文档] Flink写入Lindorm 时序引擎

Flink可以处理实时数据流，并将处理结果写入Lindorm时序引擎，以实现实时数据监控等场景。本文介绍如何将Flink上实时的数据处理结果写入到时序引擎。

[帮助文档] 作业引擎版本升级

Flink作为当前最活跃的流计算引擎之一，版本更新速度相对较快。及时升级作业到新版本，可以使用新版本的功能和特性。本文将为您介绍如何升级实时计算Fllink版作业的引擎版本。

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[帮助文档] Fllink引擎版本对应关系

阿里云Flink采用的是基于Apache Flink增强的企业级引擎Ververica Runtime（简称VVR）。本文为您详细介绍引擎版本号及含义、引擎服务承诺与建议。

[帮助文档] 如何通过Flink访问Lindorm

您可以使用社区版Flink或阿里云实时计算版Flink访问云原生多模数据库 Lindorm宽表。本文介绍同时适用于阿里云Flink和社区版Flink访问Lindorm宽表的方法。

【大数据计算引擎】流式计算引擎Flink3

8.Flink增量聚合和全窗口函数8.1.AggregateFunction增量聚合函数增量聚合函数aggregate(agg函数,WindowFunction(){ }) 窗口保存临时数据，每进入一个新数据，会与中间数据累加，生成新的中间数据，再保存到窗口中常见的增量聚合函数有 reduceFun...

【大数据计算引擎】流式计算引擎Flink2

5.Flink里的Sink Operator实战5.1.Sink Operator速览Flink编程模型（1）Sink输出源预定义printwriteAsText（过期）自定义SinkFunctionRichSinkFunctionRich相关的api更丰富，多了Open、Close方法，用于初始化...

【大数据计算引擎】流式计算引擎Flink1

Flink1.Flink核心概念简介1.1.什么是FlinkApache Flink是一个框架和分布式处理引擎，用于在无边界和有边界数据流上进行有状态的计算。官网：https://flink.apache.org/zh/flink-architecture.html有谁再用？Apache Flin...

实时大数据计算引擎Apache Flink计算研究(二)

接上文，实时大数据计算引擎Apache Flink计算研究(一)8、Flink DataSetAPI数据源部分不但提供了流处理，还提供了批处理，流处理和批处理分属于不同的api基于文件readTextFile(path)基于集合fromCollection(Collection)算子部分Map：输入...

实时大数据计算引擎Apache Flink计算研究(一)

1、Flink local模式安装（Linux）1.在官网下载Flink，并解压到 /opt/software/flink-text/tar -zxvf flink-1.6.1-bin-hadoop27-scala_2.11.tgz2.解压成功后 local模式不需要添加额外配置...

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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