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Re: ToDate and GetMonth function help - Pig - [mail # user]
...Hai,Write UDF in java to extract the month and any other values from your inputstring....ThanksNagaOn Aug 18, 2014 8:49 PM, "murali krishna p" wrote: ...
   Author: inelu nagamallikarjuna, 2014-08-18, 15:57
Re: Query on Pig - Pig - [mail # user]
...Hi,We are calling external map reduce program inside our pig script to performa specific task. Lets take the example crawling process.*crawldata = load 'baseurls' using PigStorage( pageid: c...
   Author: inelu nagamallikarjuna, 2014-07-10, 19:34
Re: Adding days to Pig - Pig - [mail # user]
...Hi  Write a UDF, it takes date and no of days to add and returns the date....  Thanks Naga On Dec 14, 2013 6:19 AM, "Krishnan Narayanan"  wrote:  ...
   Author: inelu nagamallikarjuna, 2013-12-15, 02:32
Re: Simple word count in pig.. - Pig - [mail # user]
...Hai,   Please go through the following code,  Input Data: DocName    Tokens cricket    sachin,sehwag,dravid,dhoni movie    amir,salman,hruthik,ranveer...
   Author: inelu nagamallikarjuna, 2013-11-20, 10:24
Re: How to make call to an external program in Hadoop? - Hadoop - [mail # dev]
...Hi,  We can use third party built in classes from NLP, Text Mining libraries, and others in java Map Reduce or We can use Python plus Hadoop streaming for writing more parallel complex ...
   Author: inelu nagamallikarjuna, 2013-11-13, 19:32
Re: Unable to perform terasort for 50GB of data - Hadoop - [mail # dev]
...Hai,  Check the individual data nodes usage: Hadoop dfsadmin -report And moreover override the config parameter mapred.local.dir to store intermediate data in some path rather than /tmp...
   Author: inelu nagamallikarjuna, 2013-11-08, 07:08
Re: Converting xml to csv - Pig - [mail # user]
...Hai,  Load those two files as two relations and extract or parse XML files by using extract_regex_all and finally store them into CSV files.....  Thanks Naga On Sep 12, 2013 5:44 A...
   Author: inelu nagamallikarjuna, 2013-09-12, 02:38
Re: Delete Output Folder in Pig Script - Pig - [mail # user]
...Hai,  Just include fs -rmr directory path as first line of the pig script.  Thanks Naga On Sep 11, 2013 7:39 PM, "Dip Kharod"  wrote:  ...
   Author: inelu nagamallikarjuna, 2013-09-11, 14:19
Re: Hadoop Scheduling Algorithm - Hadoop - [mail # dev]
...Hi,  Addition to Sandy, there is one more scheduler called HOD (Hadoop on Demand). Please go through the following links to get more details on schedulers.  HOD - http://hadoop.apa...
   Author: inelu nagamallikarjuna, 2013-04-21, 20:54
[expand - 5 more] - Re: Error during parsing - Pig - [mail # user]
...Hi,  I think it is better to download the latest stable version or otherwise write your own udf for split functionality.  Thanks Nagamallikarjuna  On Wed, Mar 6, 2013 at 5:04 ...
   Author: inelu nagamallikarjuna, 2013-03-05, 23:50
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