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24 discussions - 115 posts

  • I apologize for the very basic question. I have the very simple JCascalog WordCount program shown below (basically the same as the one in the Manning book). When I run it with "hadoop jar jcwc.jar ...
    Michael SpertusMichael Spertus
    Nov 11, 2013 at 4:47 am
    Nov 12, 2013 at 12:01 am
  • Hey, Is there a reason why Sam Ritchie's `hfs-wholefile` tap never made it into the more-taps namespace? (It loads files as [filename `BytesWritable`] tuples via a Hfs tap and a custom read-all ...
    Jan-Paul BultmannJan-Paul Bultmann
    Nov 15, 2013 at 1:43 pm
    Nov 18, 2013 at 12:09 am
  • I just wanted to ping the list and see if there's going to be anything @ StrataConf focused on Cascalog? I noticed a track/breakout session with Scalding. Regards, Dano -- You received this message ...
    Dan YoungDan Young
    Nov 14, 2013 at 6:33 pm
    Nov 17, 2013 at 10:56 pm
  • Hello , How do i store the results of Cascalog query in a array /vector/ list ? my output of cascalog query looks like : Warning Warning Sequence Hold Sequence Hold Status Status Sequence Hold I want ...
    Sindhu hosamaneSindhu hosamane
    Nov 27, 2013 at 9:52 pm
    Dec 5, 2013 at 10:01 am
  • Hello folks, I can load and join JSON files like the following: (let [in (in-tap "s1" conf) in2 (in-tap "s2" conf)] (?<- (stdout) [?x ?y ?z] (in ?id ?s1) (in2 ?id2 ?s2) (json-parser ?s1 : ?x ?y) ...
    MeteMete
    Nov 14, 2013 at 8:16 am
    Nov 17, 2013 at 6:19 pm
  • Hey guys I tried to do some experimenting with the new release (2.0.0) and I am hitting couple of problems (fantastic job on the new version thanks a lot for all the effort.. lein uberjar does not ...
    Tomas SvarovskyTomas Svarovsky
    Nov 2, 2013 at 10:05 am
    Nov 4, 2013 at 9:53 pm
  • I have the following function that works in cascalog 1.10: (defmapfn to-json [json_keys & args] "Takes keys and values and emit json strings based on those key value pairs. The size of json_keys ...
    Andrew JorgensenAndrew Jorgensen
    Nov 11, 2013 at 9:09 pm
    Nov 12, 2013 at 5:06 pm
  • Hi, I took an interest in dfs-datastores project, and noticed that strangely it uses "sbt" as build tool. Would it be more natural to move toward Gradle (or Maven, although considered a bit older ...
    VmarcinkoVmarcinko
    Nov 9, 2013 at 7:21 am
    Nov 11, 2013 at 6:52 am
  • I have this file with 3 rows: 1 39 7 2 50 3 3 38 2 and I have this function (defn produce-A [path] (<- [?linenumbers ?age ?workclass] (lfs-delimited path :outfields ["?linenumbers" "?age" ...
    CatonanoCatonano
    Nov 6, 2013 at 5:19 pm
    Nov 6, 2013 at 6:11 pm
  • Hi guys, im using jcascalog to manage hadoop data from mongodb, im having trouble in comparing a document inside a parent document(nested documents). an example document looks like this: document 1 ...
    Dominic EspirituDominic Espiritu
    Nov 4, 2013 at 11:59 am
    Nov 10, 2013 at 6:14 am
  • i’m trying to do an outer-join against a subquery, but i’m getting an inner join : what am in doing wrong ? thanks :mccraig ;; without subquery (c/??- (c/<- [?id !!has_dog] ([:foo :bar :baz] ?id) ...
    Mccraig mccraigMccraig mccraig
    Nov 12, 2013 at 5:26 pm
    Dec 20, 2013 at 4:32 pm
  • When the generator of my ungrounding variable is the result of a function call, I'm ending up with an inner join, when I expect a left join. Here's a reproducible example ...
    MasonMason
    Nov 26, 2013 at 9:34 pm
    Nov 26, 2013 at 10:37 pm
  • I'm working on upgrading our local repository Cascalog version to 2.0.0. Unfortunately, I have to manually create all the Ivy xml files, etc in the repository. Since this is a fairly painful process ...
    David KincaidDavid Kincaid
    Nov 25, 2013 at 8:42 pm
    Nov 25, 2013 at 9:52 pm
  • I'm having a problem with our Cascalog 2.0 upgrade. A CascalogFilter that we're using is getting called with no arguments in the filterCall. Here is the filter: private static class ...
    David KincaidDavid Kincaid
    Nov 26, 2013 at 4:52 pm
    Nov 26, 2013 at 5:30 pm
  • I just upgraded our project from Cascalog 1.10.1 to 2.0.0. I'm getting some OutOfMemory errors when trying to run our unit tests. These tests run the queries in memory (local). Has anyone else seen ...
    David KincaidDavid Kincaid
    Nov 25, 2013 at 11:25 pm
    Nov 26, 2013 at 1:43 am
  • Hey cascalogers Maybe a stupid question but is it possible to use the path of the file as data? My use case is, that the data are in a hierarchy And customer Id is not available in the data. Is this ...
    Tomas SvarovskyTomas Svarovsky
    Nov 6, 2013 at 6:19 pm
    Nov 7, 2013 at 5:36 pm
  • Hi, I noticed that cascalog 2.0 was tagged on github 3 weeks ago and that the jars are available, yet I never saw any release email here on the list. Is this release "done" or work in progress? ...
    Andre KelpeAndre Kelpe
    Nov 25, 2013 at 4:36 pm
    Nov 28, 2013 at 4:25 pm
  • In addition to the OOM errors and the Arity exception I posted in the other thread I'm getting this exception on another one of my queries. Any ideas here?: 13/11/26 08:56:45 ERROR ...
    David KincaidDavid Kincaid
    Nov 26, 2013 at 3:02 pm
    Nov 26, 2013 at 5:19 pm
  • Randomly my workflow doesn't work In the terminal I found 13/11/19 00:21:34 ERROR security.UserGroupInformation: PriviledgedActionException as:my-user cause:java.io.IOException: Failed to set ...
    CatonanoCatonano
    Nov 18, 2013 at 11:32 pm
    Nov 18, 2013 at 11:57 pm
  • Hey guys not completely cascalog questions but here it goes. 1) I have a query where a single input produces multiple outputs. Since M/R is hust first stage of processign I would like to make it ...
    Tomas SvarovskyTomas Svarovsky
    Nov 13, 2013 at 7:02 pm
    Nov 13, 2013 at 7:02 pm
  • Hi Nathan, I was trying this as part of jcascalog. I am using the following code: Map jobConf = new HashMap(); jobConf.put("mapred.reduce.tasks", 20); Api.setApplicationConf(jobConf) ...
    Sourabh ChakiSourabh Chaki
    Nov 12, 2013 at 12:36 pm
    Nov 12, 2013 at 12:36 pm
  • hi nathanmarz && mlimotte : As a newbie of cascalog, I came across the same problem as mlimotte,and I am glad to see this solved. 在 2011年4月9日星期六UTC+8上午7时34分54秒,nathanmarz写道: -- You received this ...
    刘家财刘家财
    Nov 12, 2013 at 8:11 am
    Nov 12, 2013 at 8:11 am
  • I have a problem with a query containing a bufferop I have these data (def mockdata [ [[1 1] "a" 1 1 1] [[2 1] "a" 2 1 3] [[3 1] "b" 1 1 2] [[1 1] "b" 1 1 3] ]) then, I have 3 functions: tiles1, ...
    CatonanoCatonano
    Nov 12, 2013 at 12:43 am
    Nov 12, 2013 at 12:43 am
  • Hi all, I am trying to write to HBase but I have a set of files which does not have the same table and column qualifiers. So the code looks like: (let [hbase-sink (hbase-tap "?table" "?key" "?column" ...
    C. A.C. A.
    Nov 6, 2013 at 1:29 pm
    Nov 6, 2013 at 1:29 pm
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groupcascalog-user @
categoriesclojure, hadoop
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websiteclojure.org
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27 users for November 2013

Sam Ritchie: 24 posts David Kincaid: 11 posts Tomas Svarovsky: 10 posts Jan-Paul Bultmann: 8 posts Catonano: 7 posts Andrew Jorgensen: 5 posts Mason: 5 posts Michael Spertus: 5 posts Soren Macbeth: 5 posts Dan Young: 4 posts Mete: 4 posts Vmarcinko: 3 posts Andre Kelpe: 3 posts Dominic Espiritu: 3 posts Sindhu hosamane: 3 posts Bruce Durling: 2 posts Mccraig mccraig: 2 posts Michael Spertus: 2 posts Sourabh Chaki: 1 post C. A.: 1 post
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