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13 discussions - 52 posts

  • Fellow Hadooping Clojurians, I'm using cascalog.checkpoint from https://github.com/nathanmarz/cascalog-contrib/tree/master/cascalog.checkpoint and I'm trying to use s3n:// as my checkpoint directory ...
    Bruce DurlingBruce Durling
    Jan 31, 2013 at 4:39 pm
    Dec 5, 2013 at 7:06 pm
  • A quick question about tuples - Suppose there's a data set with CSV, such as: "2012-02-17","31.20" and Cascalog code to read it and parse that CSV specially (based on clojure-csv): (ns foo.core (:use ...
    Paco NathanPaco Nathan
    Jan 12, 2013 at 10:02 am
    Jan 12, 2013 at 9:38 pm
  • Just thought I'd start a discussion before looking through some github repos to see how others do it... How do people here do their data munging code? I'm thinking about things like turning a messy ...
    Bruce DurlingBruce Durling
    Jan 8, 2013 at 10:52 pm
    Jan 8, 2013 at 11:39 pm
  • Does anyone on here use Emacs and nREPL to develop Cascalog code? I was using cascalog.playground/bootstrap-emacs in slime/swank and it was working great to redirect the output from running a ...
    David KincaidDavid Kincaid
    Jan 12, 2013 at 4:26 pm
    Feb 13, 2013 at 6:41 pm
  • Having troubles using `defmapcatop` successfully - Given an input file with two fields, ?id and ?pts: foo a,b,c,d bar x,y,z Trying to generate bigrams, which should have output: foo a,b foo b,c foo ...
    Paco NathanPaco Nathan
    Jan 17, 2013 at 10:16 pm
    Jan 18, 2013 at 8:16 pm
  • Anyone else out there reading Nathan's book Big Data and trying to work through the ideas and code? I've been struggling my way through it and am at the point where I've got the Thrift schema setup, ...
    David KincaidDavid Kincaid
    Jan 4, 2013 at 9:57 pm
    Jan 11, 2013 at 9:09 am
  • Hi all, For those of you that use Cascalog.Checkpoint<https://github.com/nathanmarz/cascalog-contrib/tree/master/cascalog.checkpoint , I would like to introduce a library that might be useful for ...
    Jeroen van DijkJeroen van Dijk
    Jan 14, 2013 at 9:58 am
    Feb 13, 2013 at 2:50 pm
  • Fellow Hadoopers, I was wondering if anyone could suggest a good client library for getting cassandra and hadoop talking together. I've been successful so far with cascading-cassandra from ifesdjeen, ...
    Bruce DurlingBruce Durling
    Jan 13, 2013 at 11:40 pm
    Jan 14, 2013 at 10:57 am
  • Hi, I am a newbie cascalog user. The code below is doing extracting numbers from event logs and then join with another ads table. The code works perfect on my local machine (use lfs-textline) but ...
    Kang TuKang Tu
    Jan 4, 2013 at 4:42 am
    Jan 5, 2013 at 8:18 am
  • Hi, Here is my problem, I have two taps of the form, (def tap1 [[1 3] [2 5] [3 8]]) (def tap2 [[3 30] [5 40]]) given these two taps i want to generate the following output, [1 30] [2 40] [3 8] i.e ...
    Thejus v.m.Thejus v.m.
    Jan 31, 2013 at 7:49 pm
    Jan 31, 2013 at 11:24 pm
  • Hi -- I am seeing errors when jobs go into the reduce phase and it can't find a resource -- stack trace looks like this: Caused by: java\.lang\.IllegalArgumentException: URI is not hierarchical at ...
    Andy XueAndy Xue
    Jan 11, 2013 at 4:47 pm
    Jan 11, 2013 at 4:47 pm
  • So I've spent quite a bit of time on trying to get lzo working with cascalog. Right now I'm trying to use cascalog-lzo, and I run into this error. ERROR lzo.GPLNativeCodeLoader: Could not load native ...
    Marco MunizagaMarco Munizaga
    Jan 10, 2013 at 11:07 pm
    Jan 11, 2013 at 2:54 am
  • Cascading meetup in SF on Tue Jan 22, 6pm hosted by The Climate Corporation http://www.meetup.com/cascading/events/96712982/ Climate deploys very large scale apps using Cascalog, and has published ...
    Paco NathanPaco Nathan
    Jan 3, 2013 at 4:04 pm
    Jan 3, 2013 at 4:04 pm
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groupcascalog-user @
categoriesclojure, hadoop
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posts52
users15
websiteclojure.org
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