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Loader partitioning on field - Pig - [mail # user]
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...I am writing a loader for a storage format, which partitions by a particular field in the record. So I would like to implement something which can push down filters on the partitioned field ...
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Author: Jeff Yuan,
2013-03-14, 20:31
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Re: Pig job result output and schema - Pig - [mail # user]
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...Thanks for your suggestions, they work very well. One follow up question: Is there a way to dynamically strip STORE and DUMP commands from a loaded in script? So everything works...
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Author: Jeff Yuan,
2013-03-05, 20:01
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Pig job result output and schema - Pig - [mail # user]
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...I have a couple of questions regarding job result and schema. The context is that I'm trying to create a custom entry point for Pig that takes a script, executes it, and always stores the la...
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Author: Jeff Yuan,
2013-03-05, 19:18
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Pig default properties/configuration - Pig - [mail # user]
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...I'm calling Pig (with entry point from Main.java) from another Java program. When it runs, I get a ton of warnings like these: 13/03/03 15:38:55 WARN conf.Configuration: dfs.max.object...
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Author: Jeff Yuan,
2013-03-04, 16:28
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Re: Error while parsing commandline properties - Pig - [mail # user]
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...I guess maybe I was confused between the concept of parameter (as in parameter substitution) and properties. I think I cleared it up now. Thanks! On Fri, Mar 1, 2013 at 5:21 PM, Johnny...
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Author: Jeff Yuan,
2013-03-03, 06:11
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Re: Error while parsing commandline properties - Pig - [mail # user]
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...Hi Johnny, Actually it was a mistake on my part. I was writing some custom code that launches Grunt and I had a call that passed my input through ParameterSubstitutionPreprocessor when it ma...
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Author: Jeff Yuan,
2013-03-02, 00:58
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Error while parsing commandline properties - Pig - [mail # user]
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...Hi guys, I'm running pig from the command line in local mode, and trying to pass in some properties, for example: pig -x local ... -p mapred.map.tasks=2 -p mapred.reduce.tasks=1 ... &n...
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Author: Jeff Yuan,
2013-03-02, 00:04
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Re: Pig 0.11: new features and improvements - Pig - [mail # user]
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...Thanks! I'm still new to pig, but it's very informative. On Fri, Feb 22, 2013 at 6:35 PM, Dmitriy Ryaboy wrote:...
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Author: Jeff Yuan,
2013-02-25, 16:43
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Re: Question about properties for Loader - Pig - [mail # user]
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...Thanks for the pointers Prashant. I will take a look at PigStorage. I have a system for storing metadata, so users don't have to specify it. With respect to the properties, I gue...
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Author: Jeff Yuan,
2013-02-25, 01:07
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Question about properties for Loader - Pig - [mail # user]
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...I'm trying to write a loader, extending LoadFunc, to read a specific file format. My question, how do I pass properties to it (for example the schema of the file type I'm loading)? &nb...
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Author: Jeff Yuan,
2013-02-24, 23:33
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