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我是新來的R,Rhipe和Hadoop想從文件,其內容是讀取數據,如何從文本文件中讀取數據在HDFS中使用Rhipe,R?
<Author>fallriverma
<Content>Quality hotel at great price Very clean.
<Date>Nov 25, 2008
<Rating>5 5 5 5 5 5 5 5
<Aspects>
1 8826(grat):1
3 3(clean):1 19(price):1 187(quality):1
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3 0(staff):1 12(friendly):1 14(helpful):1
3 6(breakfast):1 46(free):1 333(selection):1
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<Author>yondaime1845
<Content>Its the best of the best for a reason One of the more affordable and better hotels in the city of seattle.
<Date>Jan 2, 2008
<Rating>5 5 5 5 5 5 5 5
<Aspects>
4 41(city):1 374(reason):1 762(seattle):1 1062(affordable):1
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4 1(location):1 66(park):1 143(cheap):1 186(convenient):1
0
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4 5(time):1 9(service):1 12(friendly):1 608(employee):1
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我想從讀起來像8826的作者和方面價值「8826(qrat):1」,並想顯示他們使用Hadoop,rhipe和R逐列米
的希望您的建議提前
我試過這個,但不允許我多一個分隔符「ny <-read.table(pipe(」hadoop dfs -cat'new1'「),sep =」>:「,header = TRUE)」 – 2013-02-27 11:56:12
new1是我的文件,其中包含數據,如後所述 – 2013-02-28 04:47:14