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Re: Number format exception : For input string - Pig - [mail # user]
...FYI - I think Jose just put the asterisks for emphasis. I believe it should be - 1369546091667L (to indicate a long constant)   On 2 July 2013 21:07, jose moreno  wrote:  ...
   Author: Abhinav Neelam, 2013-07-03, 13:11
Re: dereferencing bag of map - Pig - [mail # user]
...Use REGEX_EXTRACT_ALL Something like this should work (untested, please verify)  rel2 = foreach rel1 generate FLATTEN(REGEX_EXTRACT_ALL(attributes#'md','\\{"cld":"(\\w+)","sld":"(\\w+)"...
   Author: Abhinav Neelam, 2013-06-25, 13:05
Re: SUM of project-range of fields? - Pig - [mail # user]
...Russell's code works with a little modification. (The cast to int doesn't work though.)  movie_and_genres = FOREACH movies GENERATE $0 as movie_name, (bag{tuple()})TOBAG($2 ..) AS genre...
   Author: Abhinav Neelam, 2013-03-19, 17:43
Re: Accessing nested bags & tuples - Pig - [mail # user]
...Alex: your solution won't work because the field 'type' isn't accessible within tags_bag.  Ben: I think you're saying you want to concat the 'tags' value in the *first * tags_tuple in t...
   Author: Abhinav Neelam, 2012-07-10, 04:44
Re: Generating multiple tuples from single tuple - Pig - [mail # user]
...If you don't have an unknown number of columns, you can do this not-too-hacky (hopefully) pig:  grunt> dump in; ****file:/homes/abhinavn/pigtest/tuplify.data ****file:/tmp/temp-20675...
   Author: Abhinav Neelam, 2012-07-04, 07:00
Re: nested Tuple(Tuple) - Pig - [mail # user]
...Yeah, says so in the manual - "A single element enclosed in parens ( ) like (5) is not considered to be a tuple but rather an arithmetic operator." http://pig.apache.org/docs/r0.10.0/basic.h...
   Author: Abhinav Neelam, 2012-06-29, 05:31
Re: Passing a BAG to Pig UDF constructor? - Pig - [mail # user]
...You're right I guess. There's no reason why the two steps should happen on the same nodes. To get around this, you'd have to make the hash available on all the nodes - through the distribute...
   Author: Abhinav Neelam, 2012-06-29, 05:17
Re: Summing the contents of a bag - Pig - [mail # user]
...Sorry if I've misunderstood the question but isn't this exactly what the builtin function SUM does? Given that your relation is contained in the alias 'in' and has this schema: grunt> des...
   Author: Abhinav Neelam, 2012-05-29, 04:00
Re: How to use TOP? - Pig - [mail # user]
...Doing it in the pig script is not feasible because pig doesn't have any notion of sequentiality - to maintain it, you'd need to have access to state that's shared globally by all the mappers...
   Author: Abhinav Neelam, 2012-05-22, 09:06
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