| clear query|facets|time |
Search criteria: .
Results from 1 to 6 from
6 (0.324s).
|
|
|
Loading phrases to help you
refine your search...
|
|
RE: Question related to Decompressor interface - MapReduce - [mail # user]
|
|
...Hi, Dave: Thanks for you reply. I am not sure how the EncryptedWritable will work, can you share more ideas about it? For example, if I have a text file as my source raw file. Now I need to ...
|
|
|
Author: java8964 java8964,
2013-02-10, 15:13
|
|
|
Question related to Decompressor interface - MapReduce - [mail # user]
|
|
...HI, Currently I am researching about options of encrypting the data in the MapReduce, as we plan to use the Amazon EMR or EC2 services for our data. I am thinking that the compression ...
|
|
|
Author: java8964 java8964,
2013-02-09, 20:49
|
|
|
RE: What to do/check/debug/root cause analysis when jobtracker hang - MapReduce - [mail # user]
|
|
...Our cluster on cdh3u4 has the same problem. I think it is caused by some bugs in JobTracker. I believe Cloudera knows about this issue. After upgrading to cdh3u5, we havn't faced this issue ...
|
|
|
Author: java8964 java8964,
2013-02-07, 02:12
|
|
|
Seekable interface and CompressInputStream question - MapReduce - [mail # user]
|
|
...Hi, I have a question related to Seekable interface. Right now I am using the CDH3 release, with hadoop 0.20.2. I understand in it, the CompressInputStream will throw UnsupportedExcept...
|
|
|
Author: java8964 java8964,
2012-12-22, 02:13
|
|
|
RE: Cumulative value using mapreduce - MapReduce - [mail # user]
|
|
...Are you allowed to change the order of the data in the output? If you want to calculate the cr/dr indicator cumulative sum value, then it will easy if the business allow you to c...
|
|
|
Author: java8964 java8964,
2012-10-05, 14:03
|
|
|
RE: Cumulative value using mapreduce - MapReduce - [mail # user]
|
|
...I did the cumulative sum in the HIVE UDF, as one of the project for my em ployer. 1) You need to decide the grouping elements for your cumulative. For exampl e, an account, a department etc....
|
|
|
Author: java8964 java8964,
2012-10-04, 19:02
|
|
|
|
