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[expand - 1 more] - Re: hbase hive integration - "FAILED: Error in metadata: javax.jdo.JDOFatalInternalException: Error creating transactional connection factory" - Hadoop - [mail # user]
...Do you have the derby-*jar in your $HIVE_HOME/lib directory?If not, download it put it there. BTW, which version are you using?  Regards,     Mohammad Tariq    On Mo...
   Author: Mohammad Tariq, 2012-11-26, 13:29
Re: Hadoop on Tomcat issue ?? - Hadoop - [mail # user]
...Hello Praveenesh,       Just make sure that everything is OK with your 'manifest' file?Does it have all the required bundles?I am not 100% sure about this, but it could be a r...
   Author: Mohammad Tariq, 2012-11-23, 11:08
Re: fundamental doubt - Hadoop - [mail # user]
...Hello Jamal,       For efficient processing all the values associated with the same key get sorted and go to same reducer. As a result the reducer gets a key and a list of val...
   Author: Mohammad Tariq, 2012-11-21, 19:58
Re: guessing number of reducers. - Hadoop - [mail # user]
...Hello Jamal,     I use a different approach based on the no of cores. If you have, say a 4 cores machine then you can have (0.75*no cores)no.  of MR slots. For example, if you...
   Author: Mohammad Tariq, 2012-11-21, 18:04
[expand - 1 more] - Re: Reading multiple lines from a microsoft doc in hadoop - Hadoop - [mail # user]
...Sorry I forgot the link : http://hadoopchicago.com/tips-tricks/custom-xmlreader-boris-lublinsky-micha el-segel/  Regards,     Mohammad Tariq    On Fri, Aug 24, 2012 ...
   Author: Mohammad Tariq, 2012-08-24, 07:41
Re: DataNode and Tasttracker communication - Hadoop - [mail # user]
...Thank you so very much for the detailed response Michael. I'll keep the tip in mind. Please pardon my ignorance, as I am still in the learning phase.  Regards,     Mohammad Ta...
   Author: Mohammad Tariq, 2012-08-13, 15:05
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