Changes between Version 2 and Version 3 of waue/2010/0204-06
- Timestamp:
- Feb 4, 2010, 5:24:06 PM (15 years ago)
Legend:
- Unmodified
- Added
- Removed
- Modified
-
waue/2010/0204-06
v2 v3 3 3 == 說明: == 4 4 此程式碼將輸入路徑的檔案內的字串取出做字數統計,再將結果塞回HTable內 5 == 執行方法 == 6 7 [raw-attachment:wiki:NCHCCloudCourse100204:tsmcHBase_100203.jar 測試檔案 tsmcHBase_100203.jar] 8 9 {{{ 10 $ /opt/hadoop/bin/hadoop jar tsmcHBase_100203.jar tsmc.CountToHBaseReducer 11 }}} 5 12 6 13 … … 9 16 $ hbase shell 10 17 > scan 'wordcount' 11 ROW 12 am 18 ROW COLUMN+CELL 19 am column=content:count, timestamp=1264406245488, value=1 13 20 chen column=content:count, timestamp=1264406245488, value=1 14 hi, 21 hi, column=content:count, timestamp=1264406245488, value=2 15 22 ......(略) 16 23 }}} … … 22 29 23 30 2. 運算完後,程式將執行結果放在hbase的wordcount資料表內 31 24 32 == 參考: == 25 33 … … 28 36 2.hbase 運作 mapreduce 程式的方法參考於:http://wiki.apache.org/hadoop/Hbase/MapReduce 29 37 38 == 程式碼 == 30 39 31 40 {{{