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Flatten a Bag on One Line? - Pig - [mail # user]
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...This is probably easy, but my PigLatin is rusty, and I don't seem to be able to find an answer on Google. If I have a record of the form: 98812 3 &nb...
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Author: Eli Finkelshteyn,
2012-02-09, 18:26
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Re: JOIN fails with Index Out Of Bounds Error - Pig - [mail # user]
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...Nope, just a simple inner join. On 9/19/11 7:48 PM, Raghu Angadi wrote:...
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Author: Eli Finkelshteyn,
2011-09-20, 14:29
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JOIN fails with Index Out Of Bounds Error - Pig - [mail # user]
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...Hi, When doing an inner join on a column where some values are NULL, I get the following error: java.lang.IndexOutOfBoundsException: Index: 1, Size: 1 I can fix this by simply fi...
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Author: Eli Finkelshteyn,
2011-09-16, 15:04
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Re: Pig Conditionals (Do I have to use UDFs)? - Pig - [mail # user]
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...Ah, neat! That would do the trick. Seems like a lot of extra steps, but I'll take it if that's how it's done in PIG. Thanks! On 9/14/11 5:51 PM, Ryan Hoegg wrote:...
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Author: Eli Finkelshteyn,
2011-09-14, 21:53
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Re: Pig Conditionals (Do I have to use UDFs)? - Pig - [mail # user]
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...Sorry, bad example, I guess. I want something I can do case statements with. In this case I could map instead, but if I wanted to use less straight-forward cases (i.e. one case w...
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Author: Eli Finkelshteyn,
2011-09-14, 21:24
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Pig Conditionals (Do I have to use UDFs)? - Pig - [mail # user]
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...Hi, I'd like to generate based on exclusive conditions (something like the CASE statement in SQL). An example: Say I have data that looks like: (a, 1) (a, 2) (b, 2) (c, 1) ...
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Author: Eli Finkelshteyn,
2011-09-14, 20:27
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Re: Loading LZOs With Some JSON - Pig - [mail # user]
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...Haha, yeah; that. I literally just got it to work when you emailed. Thanks for all the help, Dmitriy! Eli On 9/13/11 12:30 PM, Dmitriy Ryaboy wrote:...
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Author: Eli Finkelshteyn,
2011-09-13, 16:33
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Re: Loading LZOs With Some JSON - Pig - [mail # user]
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...Sweet! Just got this working! For anyone with the same problem in the future: apparently JsonStringToMap() *does not* like bytearrays. If you simply cast your json as a chararray...
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Author: Eli Finkelshteyn,
2011-09-13, 16:31
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Re: Loading LZOs With Some JSON - Pig - [mail # user]
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...Correction: I forgot to run the JsonStringToMap function when writing my last email, when I run that, I get the same error as before (*org.apache.pig.data.DataByteArray cannot be...
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Author: Eli Finkelshteyn,
2011-09-13, 15:51
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Re: Loading LZOs With Some JSON - Pig - [mail # user]
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...Well, it's not throwing me errors anymore. Now it's just discarding the field. When I run it on two records where I've verified a field exists in the json, I get: Encounter...
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Author: Eli Finkelshteyn,
2011-09-13, 15:20
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