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Re: String Representation of DataBag and its Schema - Pig - [mail # user]
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...how was string_databag generated? 2013/3/19 Dan DeCapria, CivicScience ...
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Author: Jonathan Coveney,
2013-03-19, 15:27
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Re: Can we commit PIG-3015 (Rewrite of AvroStorage) to trunk? - Pig - [mail # dev]
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...I'll take a look. I think it should be part of the core of Pig. I will comment in the JIRA. Thanks, Cheolsoo 2013/3/19 Cheolsoo Park ...
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Author: Jonathan Coveney,
2013-03-19, 10:35
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Re: String Representation of DataBag and its Schema - Pig - [mail # user]
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...Why not just use PigStorage? This is essentially what it does. It saves a bag as text, and then loads it again. I suppose the question becomes: why do you need to do this? 2013/...
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Author: Jonathan Coveney,
2013-03-18, 22:31
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Re: UDF that takes bag as input and returns another bag - Pig - [mail # user]
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...Ah, I suppose I was just proving it oculd be done. To make a new one, you'd do: public class MyUdf extends EvalFunc { private static final BagFactory mBagFactory = BagFact...
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Author: Jonathan Coveney,
2013-03-18, 15:01
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Re: UDF that takes bag as input and returns another bag - Pig - [mail # user]
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...Absolutely. public class MyUdf extends EvalFunc { public DataBag exec(Tuple input) throws IOException { return (DataBag)input.get(0); } } A dummy exa...
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Author: Jonathan Coveney,
2013-03-18, 10:19
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[PIG-2630] Issue with setting "b = a;" - Pig - [issue]
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...The following gives an error:a = load 'thing' as (x:int);b = a; c = join a by x, b by x;Error:2012-04-03 14:02:47,434 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 1200: Pig script f...
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http://issues.apache.org/jira/browse/PIG-2630
Author: Jonathan Coveney,
2013-03-15, 18:47
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Re: Loader partitioning on field - Pig - [mail # user]
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...If it is being passed in anyway, you could make it a $PARAM that is set by the launch script, and then it would be a constant in the script. 2013/3/14 Jeff Yuan ...
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Author: Jonathan Coveney,
2013-03-15, 10:17
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Re: How to control a number of reducers in Apache Pig - Pig - [mail # user]
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...The script you posted wouldn't have any reducers, so it wouldn't matter. It's a map only job. 2013/3/15 ...
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Author: Jonathan Coveney,
2013-03-15, 10:15
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Re: Loader partitioning on field - Pig - [mail # user]
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...No, it is not. But if it knew that, how would that filter be meaningful? What do you have in mind? 2013/3/14 Jeff Yuan ...
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Author: Jonathan Coveney,
2013-03-14, 22:15
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Re: EvalFunc finish() closing connections prematurely - Pig - [mail # user]
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...Can you perhaps share more of your implementation? I can imagine a couple of things which would cause errors like this. Are you making sure that each instance of EvalFunc is dealing with a d...
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Author: Jonathan Coveney,
2013-03-14, 21:24
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