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Questions tagged hdfs

17 questions

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10
votes
2
answers

Can we store relational data in hdfs

hadoop hdfs
asked 2013-08-05T08:43:56.480
10
votes
4
answers

HDFS Reduced Replication Factor

hadoop replication hdfs
asked 2013-07-23T00:18:46.450
10
votes
1
answers

HDFS access from remote host through Java API, user authentication

java security authentication hadoop hdfs
asked 2013-04-11T05:02:59.627
19
votes
5
answers

Merging hdfs files

hadoop hdfs
asked 2013-02-12T11:08:16.930
125
votes
6
answers

How does Hadoop process records split across block boundaries?

hadoop split mapreduce hdfs
asked 2013-01-12T07:10:57.050
10
votes
5
answers

Finding directories older than N days in HDFS

hadoop hdfs
asked 2012-09-27T03:55:53.440
32
votes
5
answers

Python read file as stream from HDFS

python hadoop subprocess hdfs
asked 2012-09-18T22:00:22.903
8
votes
1
answers

Where are my files(dir) stored when i used the hadoop fs -mkdir?

hadoop hdfs
asked 2012-07-30T03:03:24.803
8
votes
2
answers

Difference between PIG local and mapreduce mode

hadoop mapreduce hdfs apache-pig
asked 2012-07-26T12:33:38.997
25
votes
4
answers

Viewing the number of blocks for a file in hadoop

hadoop hdfs
asked 2012-06-23T09:36:15.870
8
votes
2
answers

Storing results of UNION in PIG in a single file

hadoop apache-pig hdfs
asked 2012-06-08T19:20:50.337
72
votes
3
answers

Differences between Amazon S3 and S3n in Hadoop

hadoop amazon-s3 hdfs
asked 2012-05-13T05:04:48.880
13
votes
3
answers

Hadoop: how to access (many) photo images to be processed by map/reduce?

hadoop mapreduce hdfs
asked 2012-01-06T02:43:06.090
12
votes
1
answers

Import data from HDFS to HBase (cdh3u2)

hadoop hbase hdfs cloudera sqoop
asked 2011-12-27T11:44:59.293
55
votes
22
answers

Namenode not getting started

hadoop hdfs
asked 2011-11-10T08:02:17.533
9
votes
2
answers

How can I tell if a hadoop namenode has already been formatted?

hadoop hdfs
asked 2011-03-11T20:04:49.820
28
votes
4
answers

What should be hadoop.tmp.dir ?

hadoop hdfs config
asked 2010-03-01T08:15:11.483