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error to generate a map? - Pig - [mail # user]
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...I ran the following simple pig script a = load 'a'; b = foreach a generate [222#1]; dump b; but it gave the following error $ pig -x local a.pig 2012-06...
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Author: Yang,
2012-06-08, 03:51
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Re: /tmp/ dir filling up? - Pig - [mail # user]
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...seems to be the case ./mapred/src/java/org/apache/hadoop/mapred/LocalJobRunner.java /** * @see org.apache.hadoop.mapreduce.protocol.ClientProtocol#get...
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Author: Yang,
2012-04-17, 01:08
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/tmp/ dir filling up? - Pig - [mail # user]
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...I specified -Djava.io.tmpdir=/my/big/partition/path to PIG_OPTS and I can see that this is indeed set on the JVM args, but when I ran pig -x local my_pig_script it still du...
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Author: Yang,
2012-04-17, 01:06
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Re: UDF allowed return data types? - Pig - [mail # user]
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...thanks! On Mon, Mar 12, 2012 at 11:36 AM, Jonathan Coveney wrote: ...
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Author: Yang,
2012-03-12, 20:27
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UDF allowed return data types? - Pig - [mail # user]
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...I tried to return a Set from my UDF, but it seems to give some problems. what are the allowed return data types in UDF? is it constrained to those in the "Pig Types" section in h...
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Author: Yang,
2012-03-12, 18:16
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debug pig UDF in production EC2 using eclipse ? - Pig - [mail # user]
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...sometimes I need to debug a pig UDF in production EC2 cluster using eclipse, this is normally what I do for debugging a remote jvm: add "-Xdebug -Xrunjdwp:transport=dt_socket,add...
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Author: Yang,
2012-02-03, 06:01
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Re: control splits / mapper numbers? - Pig - [mail # user]
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...found it SET mapred.min.split.size 12500000; SET mapred.max.split.size 12500000; SET pig.noSplitCombination true; On Wed, Jan 25, 2012 at 6:06 PM, Yang ...
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Author: Yang,
2012-01-26, 19:24
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Re: failure importing into eclipse? - Pig - [mail # user]
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...sorry, got it fixed, just "import" from eclipse solved it On Thu, Jan 26, 2012 at 10:41 AM, Yang wrote: ...
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Author: Yang,
2012-01-26, 18:46
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failure importing into eclipse? - Pig - [mail # user]
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...I tried this with both the 0.9.2.tar.gz distro and hithub source, ant eclipse-files then "create java project from an existing ant build file" in eclipse, and choose the build.xm...
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Author: Yang,
2012-01-26, 18:41
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control splits / mapper numbers? - Pig - [mail # user]
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...this question was asked a few days before, after that, I dug around the source code and found some knobs to turn, but after adding the following, I still could not get pig to use small...
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Author: Yang,
2012-01-26, 02:06
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