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Re: How to CONCAT multiple expressions - Pig - [mail # user]
...StringConcat should work:  key = StringConcat((chararray)product.$1,(chararray)$7,(chararray)$6);  scott.  On Tue, Jul 10, 2012 at 6:27 PM, Russell Jurney  wrote: 写道: TRI...
   Author: Scott Foster, 2012-07-12, 01:23
[expand - 1 more] - Re: How can I set the mapper number for pig script? - Pig - [mail # user]
...You are right that if you have a CPU intensive mapper then having more mappers will help in that case. As suggested you can reduce the block size of the files you are processing and disable ...
   Author: Scott Foster, 2012-06-26, 23:47
Re: How to define a constant in pig which is evaluated first - Pig - [mail # user]
...You could use a shell script to generate the periods and call then using backticks:  %declare startperiod `stringdatetoepoch 2012/05/17/02 ...` %declare endperiod `stringdatetoepoch ......
   Author: Scott Foster, 2012-05-19, 17:53
Re: Python UDF "import RE" bug - Pig - [mail # user]
...You could install a version of Pig in your home directory and use that instead of the one installed in /usr/lib/pig. Pig itself only runs on the client machine and uses standard interfaces t...
   Author: Scott Foster, 2012-05-19, 17:07
[expand - 1 more] - Re: Can no longer do a join - Pig - [mail # user]
...I agree with Jagat, you either need to upgrade hadoop or downgrade pig. Or you might try getting Pig 0.8.1, 0.9.2 or 0.10.0 from Apache.  On Fri, May 4, 2012 at 1:11 PM, Nicholas Kolegr...
   Author: Scott Foster, 2012-05-05, 20:28
Re: Python UDF: import re causes error - Pig - [mail # user]
...Go to http://jython.org/downloads.html and download jython version 2.5.2 Follow the installation instructions at http://wiki.python.org/jython/InstallationInstructions to create a 'Standalon...
   Author: Scott Foster, 2012-04-26, 00:21
Re: Sqoop 1.2 - Free Form Query Imports Not Working - Sqoop - [mail # user]
...If you haven't got it working by now... try single quotes around the query. the $CONDITIONS might be getting interpreted by your shell  On Sat, Feb 11, 2012 at 12:04 PM, David Langer &n...
   Author: Scott Foster, 2012-02-15, 00:28
[expand - 1 more] - Re: conditional and multiple generate inside foreach? - Pig - [mail # user]
...Dexin,  After re-reading your original post, I better understand what you were asking and I see that I didn't really answer your question.  Python UDFs do make writing UDFs much si...
   Author: Scott Foster, 2011-07-23, 23:51
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