Map Reduce

This section contains the documents that would help you in understanding MapReduce and Advance MapReduce concepts such as Counters, Schedulers, Custom Writables, Compression, Serialization, Tuning, Error Handling, and how to deal with complex MapReduce programs.

Input Formats of MAP Reduce
Input Format Description Key Value TextInputFormat Default format; reads lines of text file...
Tue, 18 Nov, 2014 at 12:37 PM
MRUnit Missing jar files errors
Below are the list of libraries to be included while buidling or executing MRUnit programs: junit-4.10.jar mrunit-1.0.0-hadoop1.jar mockito-all-1.8.5.jar...
Sat, 11 Oct, 2014 at 4:06 PM
Advance MapReduce Programming
Please find the file attached that consists of the Advance MapReduce code snippets to help you understand Advance MapReduce programming concepts such as Cou...
Tue, 18 Nov, 2014 at 12:12 PM
Solution and trouble shooting manual for MRv2
Tue, 18 Nov, 2014 at 1:21 PM
Prerequsites and steps for Running a Map Reduce Program
Query: I am trying to run a Map Reduce Program, Can you please let me know what are the prerequisites or the steps to run a MapReduce Program. Prere...
Sat, 11 Oct, 2014 at 12:42 PM
Error due to incompatible version of Java while executing the Jar file of mapreduce program in cloudera
Please find the attached document regarding the error due to incompatible java version and its resolution. Please refer the below screen shot for th...
Mon, 13 Oct, 2014 at 2:25 PM
Blog related to Map Reduce
Below are the list of the blogs related to Apache MapReduce that were published in our Website: Word Count Map Reduce Code using MRV2 classes and API...
Thu, 16 Oct, 2014 at 4:52 PM
How to add a Jar file?
Please download the jar attached to this mail and add it to your eclipse. To add the jar please follow the below steps: Right click on pro...
Sat, 11 Oct, 2014 at 3:56 PM
Map Reduce Assignment Solutions in MRv2
Please find the document attached that consists of the Map Reduce Assignment solutions in MRv2 along with the jar files that are required to these programs....
Tue, 18 Nov, 2014 at 12:18 PM
Major Minor Error
Dear Murali, Hope you are doing great. The error that you are facing because of two different version of Java installed on your...
Mon, 25 Apr, 2016 at 5:32 PM