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[expand - 1 more] - Re: Approaches to storing arbitrary schema in a sequencefile - Pig - [mail # user]
...I guess I was looking for a quick win for a simple flat schema; a serialisation format feels a bit of overkill for what I'm doing. I might be able to just JSON my way out of this specific pr...
   Author: Mat Kelcey, 2012-09-16, 03:26
[expand - 4 more] - Re: Custom joins - Pig - [mail # user]
...and i just realised this last statement makes no sense in the context of my original contrived example (i originally asked about a join, not a filter) don't mind me! :)  On 29 August 20...
   Author: Mat Kelcey, 2012-08-30, 00:48
[expand - 2 more] - Re: determining what files made up a failing task - MapReduce - [mail # user]
...Thanks! I crawled the javadoc looking for something like this, I wonder why it's hidden? Mat...
   Author: Mat Kelcey, 2011-12-04, 15:16
[expand - 1 more] - Re: is there a way to just abandon a map task? - MapReduce - [mail # user]
...Thanks for the suggestion Arun, I hadn't seen these params before.  No way to do it for a job in flight though I guess?  Cheers, Mat  On 20 November 2011 16:43, Arun C Murthy ...
   Author: Mat Kelcey, 2011-11-21, 01:18
Re: hadoop/nosql job opportunity in AU? - Hadoop - [mail # general]
...As someone from Melbourne who just moved to the US (for Hadoop related work) I can tell you that if it were me just about to leave uni I'd be doing some serious research into the E3 visa and...
   Author: Mat Kelcey, 2011-09-11, 03:36
[expand - 2 more] - Re: trouble with syntax for flatten in a foreach - Pig - [mail # user]
...i take it all back  generate group as uid,   flatten((IsEmpty(fil_height) ? {('')} : fil_height.value)) as height;  does work  thanks for the help mat  On 11 July 20...
   Author: Mat Kelcey, 2011-07-12, 05:16
[expand - 1 more] - Re: short circuiting the pig ? operator - Pig - [mail # user]
...good point, but to be honest this is a contrived example to illustrate the problem, my actual case is quite a bit more complex.  my current approach is something similar though, partiti...
   Author: Mat Kelcey, 2010-04-25, 23:58
using a generate to collect fields into tuples - Pig - [mail # user]
...Hi all,  I want to use a generate to munge my data into some tuples.  (This is a contrived example to illustrate my problem)  grunt> dump test (a,1,8) (b,2,4) (c,3,1)  ...
   Author: Mat Kelcey, 2010-01-21, 12:58
[expand - 2 more] - Re: a pig screencast on the basics - Pig - [mail # user]
...t  yeah of course!! mat...
   Author: Mat Kelcey, 2010-01-19, 21:30
[expand - 1 more] - Re: extracting values from a single value relation to use in subsequent operations - Pig - [mail # user]
...2009/10/18 Tamir Kamara :  i think i stick with with Tamir's idea of breaking out into a script. it's all part of a bigger combo of hadoop streaming, pig, ruby and other bits and pieces...
   Author: Mat Kelcey, 2009-10-19, 09:26
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