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Re: Rollup time series data - Pig - [mail # user]
...Well, time series data is usually regular periods (the time between one timestamp and next is always 300 seconds), so you can just divide the delta by the constant 300  analysis = for e...
   Author: hc busy, 2010-05-13, 00:43
WARNING: Files starting with periods are skipped - Pig - [mail # user]
...This might be well known already, but I just got kicked in the behind by a temporary file that I generate and load that starts it's file name with a period. Apparently PigStorage will not lo...
   Author: hc busy, 2010-05-09, 07:03
[expand - 1 more] - Re: ugh! casting migrane - Pig - [mail # user]
...I guess it's Turing hard problem to generate warnings and errors. Even in SQL one can do  select author as book_tittle from books;  and get things mixed up...   On Thu, May 6,...
   Author: hc busy, 2010-05-07, 01:05
[expand - 1 more] - Re: ugh! casting migraine - Pig - [mail # user]
...right, and obviously when head really starts crack'n is when we get to timestamp 4:   timestamp 4: describe A; A: {id: int, bad: (a: int,boo: int,b: int, c: chararray,d: int)} B = forea...
   Author: hc busy, 2010-05-06, 19:34
need help again, what causes "Cannot cast to Unknown" ? - Pig - [mail # dev]
...Hey, guys, I managed to generate another horrendous error message (before the plan completes). What typically causes this error to happen?  The script survives through all describes. (I...
   Author: hc busy, 2010-05-04, 06:30
[expand - 3 more] - Re: how to debug pig with ERROR 6017 - Pig - [mail # user]
...Ok, just so that nobody out there's worrying about my project. One of our experts here came and fixed the script... As far as I can tell, all that was done was a lot of comments were removed...
   Author: hc busy, 2010-05-01, 02:27
[expand - 2 more] - Re: UDF with two Bag one per group and one 'static' - Pig - [mail # user]
...But we don't want to extend PigLatin to have #define... ?  On Fri, Apr 30, 2010 at 10:04 AM, Dmitriy Ryaboy  wrote:  ...
   Author: hc busy, 2010-04-30, 17:51
[expand - 1 more] - Re: how to compare? - Pig - [mail # dev]
...I'm not sure. If the type of two things that I am comparing (typically same field of tuples inside a bag) I expect it to throw an error instead of ordering the results by the datatype.  ...
   Author: hc busy, 2010-04-28, 16:35
cross join - Pig - [mail # user]
...guys, I'm looking at the doc's for CROSS join and noticed that it's not really a cross join, more rather just a cross:  alias = CROSS alias, alias [, alias …] [PARALLEL n];   there...
   Author: hc busy, 2010-04-28, 02:21
Re: chaining pig scripts - Pig - [mail # user]
...Has anybody had success with a 'touch' statement inside of pigscript and a separate process polling to see when that file completes?  script 1 touch /markers/stage_one_complete then jav...
   Author: hc busy, 2010-04-27, 16:33
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