大数据hadoop实践的相关内容

阿里云文档 2025-03-21

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 2025-02-14

基于自建Hadoop集群进行自定义CDH镜像

本文为您介绍如何在DataWorks绑定自建 Hadoop 集群并进行任务开发，以及如何自定义自建集群运行环境。

阿里云文档 2025-01-23

与自建集群的对比优势

与自建Hadoop集群相比，开源大数据开发平台EMR提供弹性资源管理和自动化运维，降低运维复杂度，通过用户管理、数据加密和权限管理等为数据安全保驾护航，同时EMR集成了丰富的开源组件并打通开源生态与阿里云生态，便于快速搭建大数据处理和分析场景。

阿里云文档 2024-12-30

基于Hadoop集群支持Delta Lake或Hudi存储机制

Delta Lake和Hudi是数据湖方案中常用的存储机制，为数据湖提供流处理、批处理能力。MaxCompute基于开源的Hadoop集群提供了支持Delta或Hudi存储机制的湖仓一体架构。您可以通过MaxCompute查询到实时数据，即时洞察业务数据变化。

文章 2024-05-14 来自：开发者社区

大数据实战——基于Hadoop的Mapreduce编程实践案例的设计与实现

一、数据排序案例的设计与实现 1.1设计思路图1：MaxCompute MapReduce各个阶段思路设计设计思路分析分为六个模块：input输入数据、splitting拆分、Mapping映射、Shuf...

阿里云文档 2024-04-03

迁移Hadoop集群至DataLake集群

本文将详细阐述如何将您已有的旧版数据湖集群（Hadoop），高效地迁移至数据湖集群（DataLake），以下分别简称“旧集群”和“新集群”。迁移过程将充分考虑旧集群的版本、元数据类型以及存储方式，并针对这些因素，提供适应新集群的迁移策略与步骤。

文章 2022-02-14 来自：开发者社区

大四快要毕业啦，文科专业可太难就业了，自己学过java语言，想要从事大数据相关工作，现在趁这段时间打算好好学一下Hadoop生态，网上找到尚硅谷视频学习，跟着视频先装了VMware虚拟机，结果电脑卡得不行，在跟老哥交流了后，他建议我用服务器搭建，因为Hadoop集群至少2台机器，老哥把他博客的那台阿里云服务器让我捣腾，然后让我自己再申请台阿里云学生服务器（“飞天加速计划·高校学生在家实践”活动）....

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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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立即开通

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常见问题

最佳实践

EMR实时计算实践