Grokbase Groups Pig user March 2008
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11 discussions - 42 posts

  • Hello I have setup a hadoop cluster, with the master running on hadoopm. Do I need to tweak something in a config file? ... [hadoop@hadoopm.emuprd trunk]$ hadoop fs -ls / Found 4 items /export <dir ...
    Gabriel LadenGabriel Laden
    Mar 12, 2008 at 8:21 pm
    Mar 21, 2008 at 7:28 pm
  • I really like writing pig code, but I'm experiencing pretty terrible performance using Pig for a simple data rollup taking about 90 minutes to complete. The equivalent expressed using shell scripts ...
    Travis BradyTravis Brady
    Mar 26, 2008 at 9:03 pm
    Mar 27, 2008 at 11:25 pm
  • Hello all - I'm trying to load data that is seperated by '|' characters, using the PigStorage layer (using today's SVN) something in the parser is eating my character seperators? grunt cat ...
    Erik PaulsonErik Paulson
    Mar 24, 2008 at 10:08 pm
    Mar 31, 2008 at 10:10 pm
  • Hi, I am trying to execute the attached pig script - and run into parse exceptions. Removing the outer BinCond does not result in parse errors ( cond == 3 ) - but is not the functionality I require : ...
    Mridul MuralidharanMridul Muralidharan
    Mar 27, 2008 at 10:34 pm
    Mar 28, 2008 at 5:49 pm
  • I had a working install of Pig but I get the following when attempting $ bin/pig Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory at ...
    Travis BradyTravis Brady
    Mar 20, 2008 at 9:07 pm
    Mar 25, 2008 at 11:04 pm
  • Hi, FOREACH supports nested expressions of form : var1 = FOREACH var { <expr 's; GENERATE <tuple } Similar functionality does not seem to be available with FILTER. That is, slightly complex filter ...
    Mridul MuralidharanMridul Muralidharan
    Mar 27, 2008 at 10:39 pm
    Mar 28, 2008 at 5:59 pm
  • Hi folks, i like to know more about the characteristics of a StoreFunc. Does it produce always 1 file or can it produce more files (like the hadoop reduce phase does/can) ? Does it run as map or ...
    Johannes ZillmannJohannes Zillmann
    Mar 12, 2008 at 4:59 pm
    Mar 12, 2008 at 7:12 pm
  • In attempting to build pig I'm running into what appears to be a pretty common and hated error in ant.I've googled like crazy and tried a few modifications to build.xml but haven't gotten anywhere. ...
    Travis BradyTravis Brady
    Mar 5, 2008 at 6:44 pm
    Mar 5, 2008 at 7:46 pm
  • Hi there, just wondering if something like this is/should be possible ? : A= (a, {(a, 1), (a, 2), (a, 3)}) (a, {}) split A into B if (count($1)==3), C; Trying this gives me an exception: Caused by: ...
    Johannes ZillmannJohannes Zillmann
    Mar 2, 2008 at 4:24 am
    Mar 2, 2008 at 5:43 am
  • <http://lucene.apache.org/mahout/ need some formula 1A pre processing filters such as resampling, discretization and what not. Would you agree it sounds about right to do that with Pig? People tell ...
    Karl WettinKarl Wettin
    Mar 30, 2008 at 10:09 am
    Mar 30, 2008 at 10:09 am
  • Pig users and developers, I am convinced that Pig Latin deserves more respect from the major text editors :-) Here's my little script that adds Pig syntax highlighting to vim: ...
    Sergiy MatusevychSergiy Matusevych
    Mar 13, 2008 at 8:10 pm
    Mar 13, 2008 at 8:10 pm
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