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Re: recovery accidently deleted pig script - HDFS - [mail # user]
...Well if the script was sitting on the cluster... Then it would be a Hadoop question. ?How do you recover a file that was deleted on HDFS? Which is an interesting question...  But the OP...
   Author: Michel Segel, 2013-06-13, 10:48
Re: Transpose - HDFS - [mail # user]
...Yes you can. You read in the row in each iteration of Mapper.map() Text input. You then output 3 times to the collector one for each row of the matrix.  Spin,sort, and reduce as needed....
   Author: Michel Segel, 2013-03-05, 15:18
Re: How to take Whole Database From RDBMS to HDFS Instead of Table/Table - HDFS - [mail # user]
...I wouldn't use sqoop if you are taking everything. Simpler to write your own java/jdbc program that writes its output to HDFS.  Just saying...  Sent from a remote device. Please ex...
   Author: Michel Segel, 2013-02-27, 12:26
Re: Hadoop efficient resource isolation - HDFS - [mail # user]
...Not sure what the question is... Have you looked at either the fair scheduler or better yet capacity scheduler?   Sent from a remote device. Please excuse any typos...  Mike Segel ...
   Author: Michel Segel, 2013-02-21, 16:37
Re: hadoop namenode recovery - HDFS - [mail # user]
...MapR was the first vendor to remove the NN as a SPOF. They did this w their 1.0 release when it first came out. The downside is that their release is proprietary and very different in terms ...
   Author: Michel Segel, 2013-01-17, 10:26
Re: What is the preferred way to pass a small number of configuration parameters to a mapper or reducer - HDFS - [mail # user]
...Sounds like someone is cheating on a test...  Sent from a remote device. Please excuse any typos...  Mike Segel  On Dec 28, 2012, at 3:10 PM, Ted Dunning  wrote:  ...
   Author: Michel Segel, 2012-12-28, 22:19
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