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[PIG-3249] Pig startup script prints out a wrong version of hadoop when using fat jar - Pig - [issue]
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...Script suggests 0.20.2 is used with the bundled jar but we are using 1.0 at the moment. # fall back to use fat pig.jar if [ "$debug" == "true" ]; then&nbs...
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http://issues.apache.org/jira/browse/PIG-3249
Author: Prashant Kommireddi,
2013-03-21, 00:28
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Re: Pig architecture explanation? - Pig - [mail # user]
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...Hi Gardner, This paper would be a good starting point http://infolab.stanford.edu/~olston/publications/vldb09.pdf Additionally, you could check out some other material here https...
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Author: Prashant Kommireddi,
2013-03-17, 23:37
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Re: pig 0.11 candidate 2 feedback: Several problems - Pig - [mail # dev]
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...Looks like all outstanding 0.11.1 critical bugs are fixed. Time for an RC? Please let me know if I can help. On Fri, Mar 8, 2013 at 3:51 PM, Dmitriy Ryaboy wrote: ...
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Author: Prashant Kommireddi,
2013-03-16, 00:12
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Re: Error 4010 Cannot find hadoop configurations in classpath - Pig - [mail # user]
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...Take a look at http://pig.apache.org/docs/r0.11.0/start.html#Running+the+Pig+Scripts+in+Mapreduce+Mode Additionally, you can try "pig -x local" if you wish to run it in local mode http...
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Author: Prashant Kommireddi,
2013-03-15, 16:21
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Re: Pig Error Java_home not set - Pig - [mail # dev]
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...export JAVA_HOME= on your local machine. Even better if you can add it to your .bashrc or .profile or their equivalents. On Mar 15, 2013, at 7:59 AM, oualid ait wafli wrot...
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Author: Prashant Kommireddi,
2013-03-15, 15:03
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Possible issue when using non-bundled hadoop - Pig - [mail # dev]
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...A pig user brought to my attention that PIG_OPTS are not being picked up but "pig -Dfoo=bar script.pig" works. I dug a little into it and found that in the case when an external hadoop (not ...
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Author: Prashant Kommireddi,
2013-03-08, 01:07
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Re: too many memory spills - Pig - [mail # user]
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...You can do a few things here 1. Increase mapred.child.java.opts to a higher number (default is 200MB). You will have to do this while making sure (# of MR sl...
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Author: Prashant Kommireddi,
2013-03-08, 00:25
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Re: too many memory spills - Pig - [mail # user]
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...Are these spills happening on map or reduce side? What is the memory allocated to each TaskTracker? On Wed, Mar 6, 2013 at 6:28 AM, Panshul Whisper wrote: ...
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Author: Prashant Kommireddi,
2013-03-07, 08:05
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Re: Pivot table with zeros instead of empty - Pig - [mail # user]
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...You can group on ip which will result in ip -> bag mappings. Let's say you loaded (ip, hour, count) dataset as follows grunt> a = load 'data' using PigStorage(',') as (ip:chararr...
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Author: Prashant Kommireddi,
2013-03-07, 08:04
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Re: Logarithm functions - Pig - [mail # user]
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...You can do a "log n base 2" operation similar to your SQL query A = foreach L generate *, LOG(server_time)/LOG(2) as LogGroup; B = group A by (server,processor,area, LogGroup); ...
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Author: Prashant Kommireddi,
2013-03-07, 08:04
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