Home | About | Sematext search-lucene.com search-hadoop.com
clear query|facets|time Search criteria: .   Results from 1 to 10 from 42 (0.085s).
Loading phrases to help you
refine your search...
Re: HIVE+MAPREDUCE - MapReduce - [mail # user]
...Programming in Hive Text Book contains what u want . Chapter 4 Hope that will help u.   On Tue, Jan 21, 2014 at 1:51 PM, Ranjini Rathinam wrote:     *Thanks & Regards*  U...
   Author: unmesha sreeveni, 2014-01-21, 08:31
Merge files - MapReduce - [mail # user]
...How to merge two files using Map-Reduce code . I am aware of -getmerge and cat command.\  Thanks in advance.  *Thanks & Regards*  Unmesha Sreeveni U.B...
   Author: unmesha sreeveni, 2014-01-18, 04:29
Combination of MapReduce and Hive - MapReduce - [mail # user]
...Hi    Can we use a cobination of Hive and MapReduce Say: I am having a csv file. Ineed to find the mean of a column and replace the null data with the mean(replace null with mean) ...
   Author: unmesha sreeveni, 2014-01-17, 03:47
Re: Sorting a csv file - MapReduce - [mail # user]
...Thanks Ramya.s I was trying it to do with NULLWRITABLE..  Thanks alot Ramya.  And do u have any idea how to sort a given col. Say if user is giving col2 to sort the i want to get a...
   Author: unmesha sreeveni, 2014-01-16, 03:59
Re: Adding file to HDFs - MapReduce - [mail # user]
...Thank you sudhakar   On Tue, Jan 14, 2014 at 2:51 PM, sudhakara st wrote:     *Thanks & Regards*  Unmesha Sreeveni U.B Junior Developer  http://www.unmeshasreeveni.b...
   Author: unmesha sreeveni, 2014-01-14, 09:37
Seggregation in MapReduce - MapReduce - [mail # user]
...Can we do seggregation in MapReduce. If we are having a employee dataset which contains emp id,emp name,emp type.....  Are we able to group the employees based on different types. say e...
   Author: unmesha sreeveni, 2014-01-13, 07:06
[expand - 1 more] - Re: Find max and min of a column in a csvfile - MapReduce - [mail # user]
...Thanks Jiayu and John Hancock. Showered a very nice hint for me.  John that was a really gud link you provided. But i dnt know Pig. I am using java. Is there any java related  docu...
   Author: unmesha sreeveni, 2014-01-11, 15:04
what all can be done using MR - MapReduce - [mail # user]
...Can we do aggregation with in Hadoop MR like find min,max,sum,avg of a column in a csv file.  *Thanks & Regards*  Unmesha Sreeveni U.B Junior Developer  http://www.unmeshasree...
   Author: unmesha sreeveni, 2014-01-08, 07:41
FAILED EMFILE: Too many open files - MapReduce - [mail # user]
...While i am trying to run a MR Job I am getting " FAILED EMFILE: Too many open files "  at org.apache.hadoop.io.nativeio.NativeIO.open(Native Method) at org.apache.hadoop.io.SecureIOUtil...
   Author: unmesha sreeveni, 2014-01-07, 08:49
[expand - 1 more] - Re: Write an object into hadoop hdfs issue - MapReduce - [mail # user]
...Is there a way to store the same object?   On Mon, Dec 30, 2013 at 7:05 PM, Chris Mawata wrote:    *Thanks & Regards*  Unmesha Sreeveni U.B  *Junior Developer* http:...
   Author: unmesha sreeveni, 2013-12-31, 12:42
Hadoop (50)
MapReduce (30)
HDFS (12)
Pig (10)
Hive (9)
mail # user (42)
last 7 days (0)
last 30 days (0)
last 90 days (0)
last 6 months (0)
last 9 months (42)
Harsh J (454)
Arun C Murthy (326)
Vinod Kumar Vavilapalli (309)
Todd Lipcon (223)
Amar Kamat (181)
Thomas Graves (166)
Jason Lowe (162)
Amareshwari Sriramadasu (152)
Sandy Ryza (124)
Tom White (111)
Siddharth Seth (109)
Aaron Kimball (107)
Owen O'Malley (105)
Alejandro Abdelnur (103)
Devaraj K (103)
Ramya Sunil (103)
Robert Joseph Evans (101)
Hemanth Yamijala (97)
Steve Loughran (90)
Ted Yu (80)
Eli Collins (77)
Ravi Gummadi (76)
Karthik Kambatla (71)
Mahadev konar (67)
Ravi Prakash (66)
unmesha sreeveni