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Reg: when failures on writing to DB from map\reduce - MapReduce - [mail # user]
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...Hi All, In Sqoop: When exporting from HDFS to DB, If an export map task fails due to these or other reasons, it will cause the export job to fail. The results of a failed export are un...
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Author: Manoj Babu,
2012-08-23, 13:35
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Re: doubt on Hadoop job submission process - MapReduce - [mail # user]
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...Then i need to submit the jar contains non hadoop activity classes and its supporting libraries to all the nodes since i can't create two jar's. Is there anyway to do it optimized? Ch...
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Author: Manoj Babu,
2012-08-13, 12:20
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Re: doubt on Hadoop job submission process - MapReduce - [mail # user]
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...Hi Harsh, Thanks for your reply. Consider from my main program i am doing so many activities(Reading/writing/updating non hadoop activities) before invoking JobClient.runJob(conf...
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Author: Manoj Babu,
2012-08-13, 11:13
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doubt on Hadoop job submission process - MapReduce - [mail # user]
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...Hi All, Normal Hadoop job submission process involves: 1. Checking the input and output specifications of the job. 2. Computing the InputSplits ...
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Author: Manoj Babu,
2012-08-13, 10:12
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Re: Compare Hadoop and Pig Map\Reduce - MapReduce - [mail # user]
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...Thanks Abhishek. Cheers! Manoj. On Tue, Jul 31, 2012 at 10:43 PM, Abhishek Shivkumar wrote: ...
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Author: Manoj Babu,
2012-07-31, 17:41
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Compare Hadoop and Pig Map\Reduce - MapReduce - [mail # user]
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...Hi, It would be great if any of you compare Pig and Hadoop map reduce. When we should go for Hadoop or Pig? I love to program using java but peoples were arguing that can be easily ach...
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Author: Manoj Babu,
2012-07-31, 17:07
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Processing Large XML in Hadoop - MapReduce - [mail # user]
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...Hi, Could you kindly explain the pros and cons of using Hadoop's StreamInputFormat and Mahout XmlInputFormat. How the record reader reads the record if it across the other blocks when ...
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Author: Manoj Babu,
2012-07-15, 16:37
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Re: suggest Best way to upload xml files to HDFS - MapReduce - [mail # user]
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...Hi, Could you kindly provide the pros and cons of Multifile, combilefile, sequencefile input format? Thanks in Advance. Cheers! Manoj. On Fri, Jul 13, 2012 at ...
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Author: Manoj Babu,
2012-07-13, 05:59
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suggest Best way to upload xml files to HDFS - MapReduce - [mail # user]
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...Hi, I need to upload large xml files files daily. Right now am having a small program to read all the files from local folder and writing it to HDFS as a single file. Is this a right w...
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Author: Manoj Babu,
2012-07-13, 03:29
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Re: How to use CombineFileInputFormat in Hadoop? - MapReduce - [mail # user]
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...Ya Harsh its been posted 2 months back no response, if you google for CombineFileInputFormat sure you will see it. Mapredue user group rocks! Thanks for the response. On 12 Jul 2...
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Author: Manoj Babu,
2012-07-12, 16:09
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