wiki:III131019/Lab22

Version 1 (modified by jazz, 12 years ago) (diff)

--

◢ <實作二十> | <回課程大綱> ▲ | <實作二十二 > ◣

實作二十二 Lab22

透過 MapReduce 的設定檔傳遞參數
Passing Arguments to Mapper and Reducer with Configuration

  1. 實作二十二 Lab22
    1. 實作習題 

請先連線至 nodeN.3du.me , N 為您的報名編號

cd ~/hadoop_labs/lab013
ant
hadoop fs -put l13_input l13_input
hadoop jar WordCount.jar l13_input l13_output
hadoop fs -cat l13_output/part-r-00000
hadoop jar WordCount.jar -Dwordcount.case.sensitive=false l13_input l13_output2
hadoop fs -cat l13_output2/part-r-00000

實作習題

<問題 1>