I\'m just getting started with learning Hadoop, and I\'m wondering the following: suppose I have a bunch of large MySQL production tables that I want to analyze.
Typically in a the input file is capable of being 开发者_Python百科partially read and processed by Mapper function (as in text files). Is there anything that can be done to handle binaries (say images
I am working on development of an application to process (and开发者_开发问答 merge) several large java serialized objects (size of order GBs) using Hadoop framework. Hadoop stores distributes blocks o
I have setup a Hadoop cluster containing 5 nodes on Amazon EC2. Now, when i login into the Master node and submit the following command
I\'m trying to run a hadoop job (version 18.3) on my windows machine but I get the following error: Caused by: javax.security.auth.login.LoginException: Login failed: CreateProcess: bash -c groups er
I want to implement Fast Fourier Transform algorithm with Hadoop. I know recursive-fft algorithm but I need your guideline in order to impleme开发者_如何转开发nt it Map/Reduce approach. Any suggestion
I am starting on a new Hadoop project that will have multiple hadoop jobs(and hence multiple jar files). Using mercurial for source control, I was wondering what would be optimal way of organizing the
I have a code fragment in which I am using a static code block to initialize a variable. public static class JoinMap extends
I have started a maven project trying to implement the MapReduce algorithm in java 1.5.0_14. I have chosen the 0.20.2 API hadoop version. In the pom.xml i\'m using thus the following dependency:
i have algorithm that will go through a large data set read some text files and search for specific terms in those lines. I have it implemented in Java, but I didnt want to post code so that it doesnt
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