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[expand - 1 more] - Re: Pig write to single file - Pig - [mail # user]
...What I'm doing is at the end of each day I deduce and store all my log files in lzo format in an archive directory. I thought that since LZO is splittable and Hadoop likes larger files that ...
   Author: Mark, 2013-05-01, 17:21
Sorting/Partitioning of Pig output - Pig - [mail # user]
...I understand in the traditional map/reduce paradigm that each key will get sent to the same reducer sorted but in pig there is no such thing as a "key".  I'm curious to know how pig kno...
   Author: Mark, 2013-03-27, 18:46
General Pig store questions - Pig - [mail # user]
...In map/reduce all values for 1 key are guaranteed to go to the same reducer. Is there something analogous to this in Pig? If so, what determines the key when I output a bunch of tuples? &nbs...
   Author: Mark, 2013-03-22, 19:39
[expand - 3 more] - Re: Please help with grouped count - Pig - [mail # user]
...Not entirely following you on the Order UDF.. doesn one exist or are you  proposing I create this myself?  Thanks.  On 5/11/12 10:49 AM, Jonathan Coveney wrote:...
   Author: Mark, 2012-05-11, 18:05
Replacing values - Pig - [mail # user]
...I have some tuples and I would like to be able to transform the first  row using the REGEX_EXTRACT method but leave all the other rows  untouched. Now I can easily do this with kno...
   Author: Mark, 2011-08-10, 05:25
Select x amount of input paths/files - Pig - [mail # user]
...We have our data in folders partitioned by day:  ie /user/pig/logs/2011/06/30  Is there any way to select the last x amount of days to use as input?  Thanks...
   Author: Mark, 2011-07-01, 05:06
UDF questions - Pig - [mail # user]
...What methods should I be implemented when creating my own UDF's other  than the ones that are required.  For example, when creating a EvalFunc I see there are a bunch of  clas...
   Author: Mark, 2011-04-07, 01:36
Loading arbitrary objects - Pig - [mail # user]
...If I wanted to load arbitrary objects into some tuples what classes  should I be looking at? Would I need some of storage class?  For example I have data file with out that contain...
   Author: Mark, 2011-04-07, 01:30
[expand - 1 more] - Re: Distinct question - Pig - [mail # user]
...I have a simple EvalFunc as so:  public class Set extends EvalFunc {    public Tuple exec(Tuple tuple) throws IOException {      Set unique = new HashSet(); &nb...
   Author: Mark, 2011-04-03, 16:17
[expand - 2 more] - Re: Conversion - Pig - [mail # user]
...How would I return a list of values?  (val1, val2, val3...)  I tried returning a List however it I get a tuple that contains  a tuple with a list of values and I have to flatt...
   Author: Mark, 2011-04-01, 19:14
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