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Re: avoiding Group by or filter - Pig - [mail # user]
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...Yes. You can use any eval function such as SUM or AVG as long as your data is in the format (item1, … , item, {(tup1), …(tupn)}). See http://pig.apache.org/docs/r0.10.0/func.html#eval-functi...
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Author: Eli Finkelshteyn,
2013-03-05, 02:11
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Re: Unable to upload to S3 - Pig - [mail # user]
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...That looks like an awsSecretAccessKey. If that's what it is, you probably want to change it now, because you definitely don't want everyone on this list knowing your secret key. You also def...
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Author: Eli Finkelshteyn,
2013-03-05, 00:16
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Tuple Cross Products? - Pig - [mail # user]
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...Say I have a relation of the form: posts: {post_id: chararray,tags: (),user_id: chararray} In this case, I have one post_id, one user_id, and a tuple of chararray tags. I want to get ...
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Author: Eli Finkelshteyn,
2013-03-04, 22:56
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Re: Parsing a Complex JSON String? - Pig - [mail # user]
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...Hi Harsha, I added those jars and everything works awesomely! Thanks! I'm still not sure why they're required though. The Akela pom.xml already requires Jackson as a dependency, so I figured...
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Author: Eli Finkelshteyn,
2013-03-04, 11:22
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Re: Parsing a Complex JSON String? - Pig - [mail # user]
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...Hi Harsha, Those functions look potentially awesome, but there doesn't seem to be much documentation on which to use for what. I've tried to parse my JSON with both JsonTupleMap and JsonMap,...
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Author: Eli Finkelshteyn,
2013-03-01, 22:37
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Re: Parsing a Complex JSON String? - Pig - [mail # user]
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...The JsonLoader works, but problem is I'm not loading a JSON file, but just trying to parse a json string as part of a bigger data set. That's why I needed to use JsonStringToMap. On Fe...
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Author: Eli Finkelshteyn,
2013-03-01, 19:40
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Parsing a Complex JSON String? - Pig - [mail # user]
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...Hi Folks, I want to parse a string of complex JSON in Pig. Specifically, I want Pig to understand my JSON array as a bag instead of as a single chararray. When using JsonLoader, I can ...
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Author: Eli Finkelshteyn,
2013-02-28, 18:44
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Re: Escaping Dollar Sign in Map in Pig 0.10 - Pig - [mail # user]
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...This is exactly right. I had the regular dollar sign without escapes fail on me when running as a script and decided to trouble shoot in grunt without bothering to retry what I already knew ...
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Author: Eli Finkelshteyn,
2013-01-22, 22:47
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Re: Escaping Dollar Sign in Map in Pig 0.10 - Pig - [mail # user]
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...Any other ideas? Still no solution on this. Eli On Jan 10, 2013, at 7:33 PM, Dmitriy Ryaboy wrote: ...
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Author: Eli Finkelshteyn,
2013-01-14, 15:40
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Re: Escaping Dollar Sign in Map in Pig 0.10 - Pig - [mail # user]
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...Thanks Dmitriy, but no dice. It returns the whole thing to me with post_id as blank. I think with two backslashes it ends up looking for a backslash in the key (i.e. '\$id') which doesn't ex...
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Author: Eli Finkelshteyn,
2013-01-11, 20:00
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