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Re: Question on adding Hadoop XML to Configuration Object - MapReduce - [mail # user]
...Also - make sure the fs.default.name parameter is actually in core-site.xml, not hdfs-site.xml  On 9 August 2012 09:32, Mohammad Tariq  wrote:  ...
   Author: Dave Beech, 2012-08-09, 08:34
Re: Question on adding Hadoop XML to Configuration Object - MapReduce - [mail # user]
...Instead of setting the xml files programmatically, why not set the HADOOP_CONF_DIR env variable to '/usr/local/hadoop-1.0.2/conf/'? That way, you can just create a new Configuration() object...
   Author: Dave Beech, 2012-08-09, 08:32
Re: What are the basic Hadoop Java Classes? - MapReduce - [mail # user]
...Mapper, Reducer, Configuration, Job / JobConf and Tool. All pretty essential. Plus InputFormats and OutputFormats, FileSystem and Path. Don't forget Partitioners and Comparators.  Hope ...
   Author: Dave Beech, 2012-07-30, 21:27
Re: implementing a generic list writable - MapReduce - [mail # user]
...You could serialise the class name along with the list items in an extra Text writable, and then in the readFields method get it back using Class.forName(textClassName.toString())  In t...
   Author: Dave Beech, 2012-07-03, 09:13
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