hadoop运行实例的相关内容

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 2023-01-11 来自：开发者社区

hadoop第一个运行实例wordcount

引语：这几周事情比较多，两周没写博客了，这周总算把hadoop的实例给运行起来，然后跑了一下官方的wordcount例子（用于统计文件中单词出现的次数）。接下来是我成功运行实例的记录。运行的前提是安装配置好hadoop（可以参考我上一篇博客：hadoop伪分布式安装记录）运行步骤：1.先准备一个包含单词的文件，然后将这个文件上传到linux服务器上。文件内容:hello world hello ....

阿里云文档 2022-10-28

如何解决Dataphin脚本任务运行报错

问题描述Dataphin脚本任务运行报错“Error while processing statement: FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask“。解决方案上...

文章 2016-01-23 来自：开发者社区

hadoop-1.x的运行实例

我的环境是hadoop-0.20.2,eclipse：SDK-3.3.2, 源数据为： Apr 23 11:49:54 hostapd: wlan0: STA 14:7d:c5:9e:fb:84 Apr 23 11:49:54 hostapd: wlan0: STA 14:7d:c5:9e:fb:84 Apr 23 11:49:54 hostapd: wlan0: STA 14:7d:c5:9.....

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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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最佳实践

EMR实时计算实践