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bigdata-tutorial's Introduction

bigdata-tutorial

大数据相关技术的学习示例

hadoop2-demo

hadoop mr jobs demo

  • WordCount : 官方经典的MR演示
  • XflowDstIPCount : 分析netflow 目的IP的工具类
  • XflowStatic : 分析统计netflow 中五元组
  • Mapper2HbaseDemo : 利用MR的mapper执行数据分析入库到hbase，reduce task 数量设置为0
  • MRLogDemo : 测试MR中各种日志(log 、system.out)的输出
  • MRUseLibjarsDemo : 参数-libjars 配置第三方jar包的演示
  • MapperInputSplitInfo : 示例如何在mapper处理阶段中获取当前正在处理的HDFS文件名
  • MrjobRemoteCommitDemo: 远程提交 MRjob 到集群运行

hive-demo

Hive extends demo:

  • MyDemoInputFormat : 自定义字符串作为分隔符
  • HiveConnDbcpManager : DBCP实现Hive连接池
  • JSONCDHSerDe : SerDe for JSON

es-tutorial

elasticsearch query demo.

hbase-tutorial

Hbase API demos:

  • HBaseConnPoolManager : 连接池
  • HBaseDDLHandler : HBase Java demo for DDL
  • HBaseDMLHandler : HBase Java demo for DML
  • RegionObserverDemo : HBase coprocessor demo
  • EnvViewer : HBase coprocessor for get environment

......

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