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How to refer field name in Jython UDF - Pig - [mail # user]
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...Dear All, We are using pig with elephant-bird thrift to process structured records. And we were writing tons of UDFs in java before and we are trying to us Jython UDF more since it is ...
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Author: Stanley Xu,
2013-02-08, 03:18
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Re: Using UDF to process whole record - Pig - [mail # user]
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...Thanks all, looks I need to upgrade to pig0.10 since UDF(*) looks not supported in 0.8.1 Best wishes, Stanley Xu On Tue, Jan 22, 2013 at 7:34 PM, Vitalii Tymchyshyn wrote: ...
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Author: Stanley Xu,
2013-01-24, 03:56
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Using UDF to process whole record - Pig - [mail # user]
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...Dear all, We are using thrift and elephant-bird to store our logs. And I wanted to use some UDF to do complex processing on a single record, so I write some pig like the following: &nb...
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Author: Stanley Xu,
2013-01-22, 06:50
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Re: Is that possible to use Pig to do an optimized secondary sort. - Pig - [mail # user]
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...I have posted the code by a gist link in the mail. I just simplify the real code to make it simple, will that trigger a secondary sort automatically? If that, is there any other places...
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Author: Stanley Xu,
2012-11-01, 05:03
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Is that possible to use Pig to do an optimized secondary sort. - Pig - [mail # user]
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...Dear buddies, We are trying to write some of the UDF to do some machine learning work. We did a simple experiment to calculate the AUC through a UDF like the following code in gist &nb...
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Author: Stanley Xu,
2012-10-31, 08:20
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Cannot flatten a bag with tuple wrapping an int successfully. - Pig - [mail # user]
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...Dear all, We are using Pig-0.8.1 with patch issue-1866, and we also use elephant-bird with thrift/protobuf serialized objects. We are trying to use some pig scripts to flatten a ...
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Author: Stanley Xu,
2012-09-05, 12:28
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