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RE: Question related to Decompressor interface - Hadoop - [mail # user]
...Can someone share some idea what the Hadoop source code of class org.apache.hadoop.io.compress.BlockDecompressorStream, method rawReadInt() is trying to do here? There is a comment in the co...
   Author: java8964 java8964, 2013-02-12, 20:21
RE: Loader for small files - Hadoop - [mail # user]
... Hi, Davie: I am not sure I understand this suggestion. Why smaller block size will help this performance issue? As hadoop needs to start a lot of mappers (I think creating a mapper als...
   Author: java8964 java8964, 2013-02-12, 15:15
RE: number input files to mapreduce job - Hadoop - [mail # user]
...I don't think you can get list of all input files in the mapper, but what you can get is the current file's information. In the context object reference, you can get the InputSplit(), which ...
   Author: java8964 java8964, 2013-02-12, 15:01
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