数据湖hadoop spark 的相关内容

阿里云文档 2025-06-05

使用Hadoop命令操作OSS/OSS-HDFS

在使用阿里云EMR Serverless Spark的Notebook时，您可以通过Hadoop命令直接访问OSS或OSS-HDFS数据源。本文将详细介绍如何通过Hadoop命令操作OSS/OSS-HDFS。

阿里云文档 2025-04-03

如何通过ES-Hadoop实现Spark读写阿里云Elasticsearch数据

Spark是一种通用的大数据计算框架，拥有Hadoop MapReduce所具有的计算优点，能够通过内存缓存数据为大型数据集提供快速的迭代功能。与MapReduce相比，减少了中间数据读取磁盘的过程，进而提高了处理能力。本文介绍如何通过ES-Hadoop实现Hadoop的Spark服务读写阿里云Elasticsearch数据。

文章 2024-11-06 来自：开发者社区

数据湖技术：Hadoop与Spark在大数据处理中的协同作用

数据湖技术：Hadoop与Spark在大数据处理中的协同作用在大数据时代，数据湖技术以其灵活性和成本效益成为了企业存储和分析大规模异构数据的首选。Hadoop和Spark作为数据湖技术中的两个核心组件，它们在大数据处理中的协同作用至关重要。本文将探讨Hadoop与Spark的最佳实践，以及如何在实际应用中发挥它们的协同效应。 Hadoop...

文章 2024-11-05 来自：开发者社区

数据湖技术：Hadoop与Spark在大数据处理中的协同作用

随着大数据技术的不断发展，数据湖作为一种集中式存储和处理海量数据的架构，越来越受到企业的青睐。Hadoop和Spark作为数据湖技术的两大核心组件，在大数据处理中发挥着不可替代的作用。本文将通过最佳实践的形式，详细探讨Hadoop与Spark在大数据处理中的协同作用，并提供具体的示例代码。 Hadoop，作为一个...

阿里云文档 2023-09-13

如何在EMR的Hadoop集群中运行Spark作业对接DataHub数据_EMR on ECS_开源大数据平台 E-MapReduce(EMR)

本文介绍如何在E-MapReduce的Hadoop集群，运行Spark作业消费DataHub数据、统计数据个数并打印出来。

文章 2022-02-17 来自：开发者社区

数据湖实操讲解【OSS 访问加速】第六讲：Hadoop/Spark 访问 OSS 加速

本期导读：【OSS 访问加速】第六讲主题：Hadoop/Spark 访问 OSS 加速讲师：流影，阿里巴巴计算平台事业部 EMR 技术专家内容框架：JindoFS SDK 介绍Hadoop 使用 JindoFS SDKSpark 使用 JindoFS SDK演示直播回放链接：（5/6讲）https://developer.aliyun.com/live/246811一、JindoFS SDK ....

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开源大数据平台 E-MapReduce

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，向客户提供简单易集成的Hadoop、Hive、Spark、Flink、Presto、ClickHouse、StarRocks、Delta、Hudi等开源大数据计算和存储引擎服务。

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