{"width":"100%","provider_name":"Hatena Blog","description":"\u307e\u3060\u5b9f\u88c5\u9762\u307e\u3067\u8e0f\u307f\u8fbc\u3093\u3067\u308b\u8a33\u3058\u3083\u306a\u3044\u306e\u3067\u3001\u3042\u304f\u307e\u3067\u4ffa\u30e1\u30e2\u3002\u53c2\u8003\u306b\u306f\u306a\u3089\u306a\u3044\u3002HDFS\u3067\u306f\u5927\u304d\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u7d30\u304b\u304f\u523b\u3093\u3067\u8272\u3093\u306a\u30ce\u30fc\u30c9\u306b\u4fdd\u5b58\u3057\u3066\u3044\u308b\u3002\u5f53\u7136\u30c7\u30fc\u30bf\u306e\u5207\u308c\u76ee\u306f\u52dd\u624b\u306b\u6c7a\u3081\u3089\u308c\u308b\u306e\u3067\u305d\u306e\u8fba\u306f\u3069\u3046\u3057\u3088\u3046\u3082\u306a\u3044\u3002\u3053\u3053\u3067\u3001\u3042\u308b\u99ac\u9e7f\u3067\u304b\u3044\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u884c\u6570\u3092MapReduce\u3067\u6570\u3048\u308b\u4e8b\u3092\u8003\u3048\u308b\u3002 conf.setInputFormat(TextInputFormat.class);\u3053\u3046\u3059\u308b\u3068\u5165\u529b\u3092\u4e00\u884c\u5358\u4f4d\u3067Mapper\u306b\u6e21\u3057\u3066\u304f\u308c\u308b\u306e\u3067\u3001WordCount\u3092\u3061\u3087\u3053\u3063\u3068\u3044\u3058\u304f\u3063\u3066 public void map(\u7565) { output.collect(new Text(\"Lines\"), one)\u2026","url":"https://nobu-q.hatenadiary.org/entry/20081002/1222913495","author_name":"nobu-q","height":"190","blog_url":"https://nobu-q.hatenadiary.org/","author_url":"https://blog.hatena.ne.jp/nobu-q/","categories":["Hadoop","memo"],"blog_title":"nobu-q\u306e\u65e5\u8a18","version":"1.0","provider_url":"https://hatena.blog","title":" 64MB\u306b\u5207\u308a\u5206\u3051\u3089\u308c\u305f\u30d6\u30ed\u30c3\u30af\u5883\u754c\u306e\u6271\u308f\u308c\u65b9","image_url":null,"published":"2008-10-02 11:11:35","type":"rich","html":""}