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Re: Reading BytesWritable in sequence file - Pig - [mail # user]
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...Yup: https://github.com/kevinweil/elephant-bird D On Tue, Sep 11, 2012 at 4:00 PM, Mohit Anchlia wrote:...
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Author: Dmitriy Ryaboy,
2012-09-11, 23:21
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Re: Reading BytesWritable in sequence file - Pig - [mail # user]
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...Try the one in Elephant-Bird. On Tue, Sep 11, 2012 at 11:22 AM, Mohit Anchlia wrote:...
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Author: Dmitriy Ryaboy,
2012-09-11, 22:27
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Re: Modifying databag on the fly - Pig - [mail # dev]
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...FYI -- we wound up going with a much cleaner and memory-friendly solution of returning a new databag implementation which simply proxied all the calls to the original bag, but returned a spe...
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Author: Dmitriy Ryaboy,
2012-09-08, 06:10
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Re: Using LoadFunc to get arbitrary data into Pig script - Pig - [mail # user]
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...Hi Thomas, This isn't a complete answer, but take a look at mock.Storage that Julien wrote to make testing easy: http://svn.apache.org/repos/asf/pig/trunk/src/org/apache/pig/builtin/mo...
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Author: Dmitriy Ryaboy,
2012-09-07, 16:56
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Re: Machine Learning + Pig? - Pig - [mail # user]
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...Please take a look at Alek and Jimmy's paper on ML in Pig; there are also a few presentations they did on this, here's one from the Hadoop Summit: https://speakerdeck.com/u/lintool/p/large-s...
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Author: Dmitriy Ryaboy,
2012-09-06, 23:01
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Re: Current "patch available' and open issues - Pig - [mail # dev]
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...+1 (we also need to train committers to actually review stuff.. guilty of not reviewing, myself..) D On Tue, Sep 4, 2012 at 10:59 AM, Alan Gates wrote:...
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Author: Dmitriy Ryaboy,
2012-09-04, 18:42
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Re: Extremely slow when loading small amount of data from HBase - Pig - [mail # user]
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...I think the hbase folks recommend something like 40 regions per node per tab le, but I might be misremembering something. Have you tried emailing the hba se users list? On Sep 4, 2012,...
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Author: Dmitriy Ryaboy,
2012-09-04, 11:54
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Re: UDF Performance Problem - Pig - [mail # user]
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...That's cause you used "group all" which groups everything into one group, which by definition can only go to one reducer. What if instead you group into some large-enough number of buc...
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Author: Dmitriy Ryaboy,
2012-09-03, 17:21
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Current "patch available' and open issues - Pig - [mail # dev]
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...Hi folks, Here's a link to a almost 40 JIRAs where patches are available. We should review them and either close as won't fix, drop "patch available" if the patch doesn't pass muster, or com...
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Author: Dmitriy Ryaboy,
2012-09-03, 00:01
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Re: Custom DB Loader UDF - Pig - [mail # user]
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...You can also look at what Vertica did for their Pig connector: https://github.com/vertica/Vertica-Hadoop-Connector/blob/master/pig-connector/com/vertica/pig/VerticaLoader.java (i...
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Author: Dmitriy Ryaboy,
2012-09-02, 21:17
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