数据hadoop迁移的相关内容

阿里云文档 2025-06-19

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

ES-Hadoop是Elasticsearch推出的专门用于对接Hadoop生态的工具，可以让数据在Elasticsearch和Hadoop之间双向移动，无缝衔接Elasticsearch与Hadoop服务，充分使用Elasticsearch的快速搜索及Hadoop批处理能力，实现交互式数据处理。本文介绍通过ES-Hadoop组件在Hive上进行Elasticsearch数据的查询和写入，帮助您将...

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。

阿里云文档 2024-07-02

如何迁移自建Kudu集群的数据到EMR上的Hadoop集群

E-MapReduce（简称EMR）支持将您本地自建的Kudu集群迁移至EMR上。本文为您介绍如何迁移自建Kudu集群的数据到E-MapReduce上的Hadoop集群。

阿里云文档 2023-09-03

如何通过ES-Hadoop将HDFS中的数据写入Elasticsearch_检索分析服务 Elasticsearch版(ES)

ES-Hadoop是Elasticsearch推出的专门用于对接Hadoop生态的工具，可以让数据在Elasticsearch和Hadoop之间双向移动，无缝衔接Elasticsearch与Hadoop服务，充分使用Elasticsearch的快速搜索及Hadoop批处理能力，实现交互式数据处理。对于一些较复杂的分析任务，需要通过MapReduce任务读取HDFS上的JSON文件，写入Elasti...

文章 2022-09-02 来自：开发者社区

一面数据： Hadoop 迁移云上架构设计与实践

背景一面数据创立于 2014 年，是一家领先的数据智能解决方案提供商，通过解读来自电商平台和社交媒体渠道的海量数据，提供实时、全面的数据洞察。长期服务全球快消巨头（宝洁、联合利华、玛氏等），获得行业广泛认可。公司与阿里、京东、字节合作共建多个项目，旗下知乎数据专栏“数据冰山”拥有超30万粉丝。一面所属艾盛集团（Ascential）在伦敦证券交易所上市，在 120 多个国家为客户提供本地化专业服务....

阿里云文档 2021-07-16

如何将Hadoop文件系统上的数据迁移至JindoFS

本文以OSS为例，介绍如何将Hadoop文件系统上的数据迁移至JindoFS。

文章 2017-11-17 来自：开发者社区

数据到hadoop的迁移

最近在用flume和sqoop来做非关系数据(日志)和关系数据(MYSQL)迁移到hdfs的工作，简单记录下使用过程，以此总结一 flume的使用使用flume把web的log日志数据导入到hdfs上步骤 1 在 elephant 节点上先安装flume sudo yum install --assumeyes flume-ng 2 创建配置文件 vi /etc/hadoop/conf/....

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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

产品文档

优惠活动

StarRocks 免费试用

产品入门

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常见问题

最佳实践

EMR实时计算实践