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Questions tagged hadoop

113 questions · page 3 of 3

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19
votes
8
answers

does anyone find Cascading for Hadoop Map Reduce useful?

hadoop cascading
asked 2010-09-10T00:20:46.940
35
votes
6
answers

Sorting large data using MapReduce/Hadoop

java hadoop mapreduce
asked 2010-09-02T06:46:21.617
55
votes
5
answers

Where does hadoop mapreduce framework send my System.out.print() statements ? (stdout)

hadoop mapreduce
asked 2010-07-08T19:34:00.190
26
votes
5
answers

Change block size of dfs file

hadoop
asked 2010-04-19T18:18:19.433
14
votes
3
answers

Using Hadoop, are my reducers guaranteed to get all the records with the same key?

hadoop mapreduce hive uniq
asked 2010-04-13T21:16:17.853
9
votes
3
answers

How to pick random (small) data samples using Map/Reduce?

hadoop mapreduce hbase random
asked 2010-03-25T08:48:16.190
18
votes
2
answers

what is a data serialization system?

hadoop distributed-computing data-serialization
asked 2010-03-21T10:34:44.087
9
votes
2
answers

Storing data to SequenceFile from Apache Pig

hadoop apache-pig
asked 2010-03-11T09:52:51.770
28
votes
4
answers

What should be hadoop.tmp.dir ?

hadoop hdfs config
asked 2010-03-01T08:15:11.483
22
votes
5
answers

Run Hadoop job without using JobConf

java hadoop mapreduce
asked 2010-01-22T05:38:39.320
14
votes
7
answers

Wiping out DFS in Hadoop

hadoop
asked 2009-09-10T23:46:41.520
10
votes
5
answers

how to implement eigenvalue calculation with MapReduce/Hadoop?

algorithm math hadoop mapreduce eigenvalue
asked 2008-12-23T06:29:45.260
100
votes
15
answers

Is there a .NET equivalent to Apache Hadoop?

c# .net hadoop mapreduce
asked 2008-12-04T01:18:43.560
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