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Unable to store data into HBase - Pig - [mail # user]
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...Hello list, I have a file in my Hdfs and I am reading this file and trying to store the data into an HBase table through Pig Shell. Here are the commands I am usi...
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Author: Mohammad Tariq,
2012-09-03, 07:30
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Re: FileAlreadyExistsException while running pig - Pig - [mail # user]
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...Hello Haitao, Each time we run a MapReduce job, the job expects the output to be non-existent. If the output path is already there then FileAlreadyExists exception ...
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Author: Mohammad Tariq,
2012-08-10, 18:51
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Re: foreach in PIG is not working. - Pig - [mail # user]
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...complete query would be something like this : grunt> a = load '/dir1/demo.txt' using PigStorage (' ') as (name:chararray, roll:int ); #Pay special attention to "PigSto...
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Author: Mohammad Tariq,
2012-07-25, 18:42
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Re: foreach in PIG is not working. - Pig - [mail # user]
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...Don't use (',')...By default, LOAD looks for our data in a tab-delimited file using the default LOAD function i.e PigStorage. But the data in your file is "space separated" and not tab-separ...
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Author: Mohammad Tariq,
2012-07-25, 18:36
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Re: foreach in PIG is not working. - Pig - [mail # user]
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...try this : A=load '/HADOOP/Yogesh/demo.txt' using PigStorage (' ') as (name:chararray, roll:int) Regards, Mohammad Tariq On Wed, Jul 25, 2012 at 11:47 PM, pablomar...
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Author: Mohammad Tariq,
2012-07-25, 18:20
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Re: foreach in PIG is not working. - Pig - [mail # user]
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...Hi Yogesh, As per the result of dump A, it is correct. Just see that whatever is there in A, it's one complete chararray (Yogesh 12,). Although you a...
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Author: Mohammad Tariq,
2012-07-25, 18:10
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Re: DATA not storing as comma-separted - Pig - [mail # user]
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...Hello Yogesh, Also add these lines, export PIG_CLASSPATH=/HADOOP_HOME/conf & export HADOOP_CONF_DIR=/HADOOP_HOME/conf, and see if it works for you. Regards,...
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Author: Mohammad Tariq,
2012-07-25, 14:09
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Re: DATA not storing as comma-separted - Pig - [mail # user]
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...Also, it would be help to go to the MapReduce web UI and having a look at the details of the job corresponding to this query. Regards, Mohammad Tariq On Wed, Jul 2...
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Author: Mohammad Tariq,
2012-07-25, 12:04
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Re: DATA not storing as comma-separted - Pig - [mail # user]
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...I have worked with pig-0.7.0 once and it was working fine. Try to see if there is anything interesting in the log files. Also, if possible, share 2-3 lines of your file..I'll give it a try o...
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Author: Mohammad Tariq,
2012-07-25, 12:01
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Re: DATA not storing as comma-separted - Pig - [mail # user]
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...Hi Yogesh, Is 'load' working fine with PigStorage()?? Try to load something using PigStorage(',') and dump it to see if that is working. Regards, &nb...
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Author: Mohammad Tariq,
2012-07-25, 11:30
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