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Re: Fixing bad JIRAs - Pig - [mail # dev]
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...I don't seem to have permission to do this as well. I do have the Administration tab but nothing labeled "System" pops up when I go there. Olga may be able to do it. ...
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Author: Alan Gates,
2012-08-15, 18:59
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Re: Distributed accumulator functions - Pig - [mail # user]
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...On Aug 13, 2012, at 9:05 AM, Benjamin Smedberg wrote: question about accumulator-style functions. single machine before it is reduced/accumulated? For example, if I were doing to...
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Author: Alan Gates,
2012-08-13, 17:21
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Re: FileAlreadyExistsException while running pig - Pig - [mail # user]
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...Usually that means the the directory you are trying to store to already exists. Pig won't overwrite existing data. You should either move or remove the directory or c...
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Author: Alan Gates,
2012-08-10, 17:48
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Re: User Defined Comparator - Pig - [mail # user]
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...There isn't a replacement for ComparisonFunc. That was written before Pig had types so that users could do type specific comparison functions. With the addition of t...
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Author: Alan Gates,
2012-08-09, 17:33
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Re: Storing statistics of input dataset - Pig - [mail # dev]
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...Pig does not have a metadata store, so it doesn't store statistics on data. However, through HCatalog it will have access to the same statistics that Hive stores. &n...
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Author: Alan Gates,
2012-08-06, 17:35
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Next Pig Hackathon - Pig - [mail # user]
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...Hortonworks will be hosting the next Pig Hackathon on August 24th. http://www.meetup.com/PigUser/events/75286212/ The agenda: - Help newcomers get started on their first U...
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Author: Alan Gates,
2012-07-30, 16:42
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Re: Trunk version does not like my macros - Pig - [mail # user]
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...Apache mail servers strip attachments. Could you post your script somewhere or send it inline? Alan. On Jul 26, 2012, at 7:41 AM, Alex Rovner wrote: and have en...
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Author: Alan Gates,
2012-07-26, 20:28
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Re: Access only data from LEFT OUTER JOIN side of joined data without projection prefix - Pig - [mail # user]
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...How will you handle ambiguities when there is an A::b and B::b? Alan. On Jul 26, 2012, at 6:54 AM, Alex Rovner wrote: names without their relation name. A::b will be saved ...
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Author: Alan Gates,
2012-07-26, 15:01
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Re: Number of mappers in MRCompiler - Pig - [mail # dev]
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...No. The number of mappers is determined by the InputFormat used by your load function (TextInputFormat if you're using the default PigStorage loader) when the Hadoop job is...
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Author: Alan Gates,
2012-07-25, 22:49
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Re: when Algebraic UDF are used ? - Pig - [mail # user]
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...It can't use the algebraic interface in this case because the data has to be sorted (which means it has to see all the data) before passing it to your UDF. If you remove th...
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Author: Alan Gates,
2012-07-25, 16:40
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