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Re: count total number of tuples in a bag? - Pig - [mail # user]
...Hi!  What are you trying to do with define c COV('a','b','c') exactly? Can you try out = foreach grp generate group, COV(A.$0,A.$1,A.$2); without the define statement?  Ruslan Al-F...
   Author: Ruslan Al-Fakikh, 2013-06-25, 09:51
Re: save several 64MB files in Pig Latin - Pig - [mail # user]
...Hi Pedro,  Yes, Pig Latin is always compiled to MapReduce. Usually you don't have to specify the number of mappers (I am not sure whether you really can). If you have a file of 500MB an...
   Author: Ruslan Al-Fakikh, 2013-06-10, 11:34
[expand - 1 more] - Re: Tracking parts of a job taking the most time - Pig - [mail # user]
...John,  I think this is the translation of DAG http://en.wikipedia.org/wiki/Directed_acyclic_graph Anyway, what I meant was the list of the generated MR jobs. When you launch a Pig scrip...
   Author: Ruslan Al-Fakikh, 2013-06-06, 10:57
Re: DBStorage incompatibility with other Storage in pig Script - Pig - [mail # user]
...I'd recommend to try Sqoop for RDBMS-related tasks.   On Mon, May 27, 2013 at 4:41 PM, Hardik Shah  wrote:  ...
   Author: Ruslan Al-Fakikh, 2013-05-27, 19:30
[expand - 1 more] - Re: Multiple STORE statements in one script - Pig - [mail # user]
...I was just thinking that using Sqoop is a more reliable and robust solution. I guess it may work in cases where other tools don't. And probably it can provide some more useful functionality....
   Author: Ruslan Al-Fakikh, 2013-05-10, 00:55
Re: Json array parsing issue with Pig JsonLoader - Pig - [mail # user]
...I also was having issues with the builtin JsonLoader and tried some other loaders: Elephant-bird (which doesn't work with CDH 4 :( ), Mozilla Aleka. There is also another JsonLoader in piggy...
   Author: Ruslan Al-Fakikh, 2013-05-08, 16:48
Re: Filter on tuple question, and how to deal with dity datas? - Pig - [mail # user]
...Hi:  Q1: maybe there is something wrong with the udf itself? Q2: How do you specify the data as dirty? One of your 6 fields is null? then you could something like: FILTER BY ($0 IS NULL...
   Author: Ruslan Al-Fakikh, 2013-04-19, 21:01
[expand - 5 more] - Re: Unable to load data using PigStorage that was previously stored using PigStorage - Pig - [mail # user]
...Hi Jerry, Sorry I misled you in my suggestions a bit:) As for your last question: it was interesting for me to investigate the issue. Here is what I found: https://issues.apache.org/jira/bro...
   Author: Ruslan Al-Fakikh, 2013-04-19, 20:56
Re: Stopping after load with no tuples? - Pig - [mail # user]
...Hi  I haven't heard of such functionality in Pig, but it seems that you are looking for a functionality that is not what Pig is for. It lacks some control things like IF ELSE statements...
   Author: Ruslan Al-Fakikh, 2013-04-17, 17:08
Re: how to get the detailed warn or error log message from pig udfs - Pig - [mail # user]
...Hi Lucas,  It seems that you are using org.apache.pig.EvalFunc.warn(String, Enum) which acts differently. Check the code or Javadocs. It works through Hadoop counters I guess. You can u...
   Author: Ruslan Al-Fakikh, 2013-04-17, 16:05
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