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20 discussions - 83 posts

  • Cascalog 2.0 is going to be a non-backwards compatible release of Cascalog. The goal is to fix the current problems with the API, small and large. The feature/serfn branch on Github fixes the biggest ...
    Nathan MarzNathan Marz
    Apr 20, 2012 at 8:21 pm
    Jan 14, 2013 at 7:12 pm
  • Since cascalog is purely declarative, how would I setup a situation where I do want to enforce some order, for example I want to first remove urls, then clean up the text (remove punctuation), and ...
    Jason ToyJason Toy
    Apr 18, 2012 at 2:59 am
    Apr 18, 2012 at 4:00 pm
  • I've been scratching my head for this one all afternoon. Anyone seen this exception before? The query where it's failing is similar to this: = (?<- (stdout) [?person ?age] ([["alice"] ["bob"]] ...
    Paul LamPaul Lam
    Apr 10, 2012 at 4:13 pm
    Dec 6, 2013 at 4:24 pm
  • Are there any known issues about using (bootstrap-emacs) to display (stdout)? If I evaluate a line like https://gist.github.com/5377e8751cdddd6c3b3a (that is, a failing operation), it seems that the ...
    Matt DeBoardMatt DeBoard
    Apr 15, 2012 at 5:08 pm
    Apr 16, 2012 at 5:16 pm
  • Could someone tell me what I'm doing wrong here, When I run this command: (tweet_other_mentions) I get this error: java.lang.IllegalArgumentException: Wrong number of args (0) passed to ...
    Jason ToyJason Toy
    Apr 5, 2012 at 8:04 pm
    Mar 24, 2014 at 3:30 pm
  • I'd like to use cascalog-lzo in my project, and writing lzo files is no problem. But reading them back in a subsequent query is a problem, apparently because I haven't generated index files (see ...
    Robin KraftRobin Kraft
    Apr 25, 2012 at 3:00 am
    Apr 25, 2012 at 9:20 pm
  • I can't figure out why this odd behavior is happening. When writing a clojure map to a seqfile, it is serialized correctly and written as a map. But when I run the same code using hadoop, it is not ...
    Mayank AgarwalMayank Agarwal
    Apr 9, 2012 at 8:47 pm
    Apr 10, 2012 at 3:50 pm
  • hey all, I'm attempting to use Avro files as source and sink taps in some cascalog jobs. I'm running up against the same issue described in this ticket ...
    Mike StanleyMike Stanley
    Apr 25, 2012 at 8:56 pm
    Apr 28, 2012 at 10:25 am
  • I have a query that is not working and I'm not sure why. (defn extract_unresolved_domain [url] (.getHost (java.net.URL. url))) (defn is_domain? [word] (re-find #"^http://" word)) (defmapcatop split ...
    Jason ToyJason Toy
    Apr 23, 2012 at 7:57 pm
    Apr 24, 2012 at 7:17 pm
  • I would like to get some guidance on an annoying issue I'm having with my project. I can compile via ``lein uberjar`` and run the jar locally via ``hadoop jar <jarfile <args `` fine when testing ...
    Matt DeBoardMatt DeBoard
    Apr 22, 2012 at 12:59 am
    Apr 23, 2012 at 3:38 pm
  • not sure how much this has to do with cascalog per se ... but i have this really confounding issue and maybe someone can help? so i have this job which is failing, the stack trace in the job logs ...
    Andrew XueAndrew Xue
    Apr 28, 2012 at 10:58 pm
    Apr 28, 2012 at 11:15 pm
  • Hi everyone! I am using the LZO compression from cascalog-contrib to dump Thrift objects to HDFS. I want to do a full initial load of data from MySQL and then perform incremental data loading. What ...
    François Le LayFrançois Le Lay
    Apr 19, 2012 at 2:34 pm
    Apr 20, 2012 at 2:42 am
  • I guess I am missing something about ``defmapcatop``. I have the following code, and the exception it throws is at the bottom: https://gist.github.com/bafcda17a96486c605f6 What am I doing wrong?
    Matt DeBoardMatt DeBoard
    Apr 15, 2012 at 5:08 pm
    Apr 15, 2012 at 8:02 pm
  • hi -- so i have a lookup function that basically does a mapreduce job to read small dimension data from S3 and then puts it into a hashmap. i memoized the function so that the map is stored in ...
    Andrew XueAndrew Xue
    Apr 28, 2012 at 10:12 am
    Apr 28, 2012 at 10:53 am
  • So far this is what I've come up with: https://gist.github.com/69b98d0998f14d38b3c0 This allows you to e.g. `(deftool foo [input output] ...)` and then `hadoop jar uber.jar namespace.foo ...
    Tom JackTom Jack
    Apr 24, 2012 at 4:49 am
    Apr 24, 2012 at 3:12 pm
  • hey -- just was searching around randomly about cascalog and found an old slideshare presentation with code that looked like (:size :memory) ... which seems like a way to designate a query as a ...
    Andrew XueAndrew Xue
    Apr 10, 2012 at 10:56 pm
    Apr 11, 2012 at 3:02 am
  • I have a method that works without issue, but takes a long time to compute so I decided to memoize with clojure's built in memoize function. I can run the function without issue in the repl, but when ...
    Jason ToyJason Toy
    Apr 7, 2012 at 9:32 pm
    Apr 7, 2012 at 9:54 pm
  • Hello just an FYI, I could not sofar successfully build and try the above branch on windows 7 (this is a test environment). At first there were a couple of issues with leiningen 2x series on windows ...
    Vladislav pVladislav p
    Apr 2, 2012 at 7:16 pm
    Apr 2, 2012 at 7:19 pm
  • I am trying to use the Consolidator from dfs-datastores on files created by Cascading jobs that process Thrift tuples. I get the exception below. I have tried adding various serializations to my ...
    David McNeilDavid McNeil
    Apr 25, 2012 at 7:17 pm
    Apr 25, 2012 at 7:17 pm
  • I'm happy to announce that Cascalog 1.8.7 has been released and is available from Clojars: http://clojars.org/cascalog The biggest thing in this release is the introduction of JCascalog, a pure-Java ...
    Nathan MarzNathan Marz
    Apr 18, 2012 at 7:17 pm
    Apr 18, 2012 at 7:17 pm
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