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Apache Pig map data structure - Pig - [mail # user]
...Hi All,I have some issue with using map data structure. Any help will be great.Product is too fine-scale so we turn that into classes. I have a file that has a map stored in the following fo...
   Author: Sameer Tilak, 2014-09-10, 01:10
issues with Apache Pig: embedded - Pig - [mail # user]
...Hi everyone,I want to read each line in file test.txt -- it will be something like "'Markov    chain Monte Carlo (MCMC) methods are an important algorithmic'"  -- just individ...
   Author: Sameer Tilak, 2014-06-20, 00:55
distinct at field level - Pig - [mail # user]
...Hi All,I have use DISTINCT operator for record level filter. I was wondering if there is anything for a field-level? I have data in the following format:Column1 Column2A      ...
   Author: Sameer Tilak, 2014-03-27, 23:10
CUBE operator - Pig - [mail # user]
...Hi All,Any help with the following would be great! I would like to use cube operator in my pig script:rawdata = LOAD '/structured/input.tsv';raw_data_projected = FOREACH rawdata GENERATE $2,...
   Author: Sameer Tilak, 2014-02-13, 18:07
[expand - 1 more] - RE: Ideas for data processing - Pig - [mail # user]
...Steve,Thanks. Will try that now. > From: [EMAIL PROTECTED]> To: [EMAIL PROTECTED]> Subject: RE: Ideas for data processing> Date: Tue, 4 Feb 2014 17:57:44 +0000> > Sameer, d...
   Author: Sameer Tilak, 2014-02-05, 15:20
Pig UDF: XPath expression evaluation issue - Pig - [mail # user]
...Hi all,I have a UDF in Java that does some XML processing. My parser works fine. I am now adding some code to this UDF that uses XPath. However, my XPath expression always returns null. I wr...
   Author: Sameer Tilak, 2014-01-24, 23:30
Pig Local mode - Pig - [mail # user]
...Hi All,My script runs find in map reduce mode, but I get the following error when I run it in the local mode. I have made sure that the i/p file exists. I am not sure why map reduce is comin...
   Author: Sameer Tilak, 2014-01-23, 00:38
Pig UDF: XPath - Pig - [mail # user]
...                Hi everyone, I am using XPath for XML processing in my Java UDF. I get the following exception, I am not sure if it is a Hadoop issue ...
   Author: Sameer Tilak, 2014-01-15, 19:28
[expand - 1 more] - RE: ENOENT error - Pig - [mail # user]
...Yes, for some reason, although I specify local mode, hadoop is coming into picture. bash-4.1$ which java/usr/bin/java bash-4.1$ ls -lrt /usr/bin/javalrwxrwxrwx 1 root root 22 Oct 31 16:17 /u...
   Author: Sameer Tilak, 2014-01-14, 22:59
ENOENT: No such file or directory - Pig - [mail # user]
...Hi All, I am trying to run a pig script in local mode. The input.seq file is present in the current directory. Here is the o/p:. Any help would be highly appreciated. 2014-01-13 15:03:11,991...
   Author: Sameer Tilak, 2014-01-13, 23:12
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