Grokbase Groups Avro user May 2013

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27 discussions - 91 posts

  • We're thinking about generating logs and events with Avro and shipping them to a central collector service via Flume. Is this a valid use case?
    May 23, 2013 at 8:30 pm
    Jun 6, 2013 at 7:10 pm
  • Hi, I am trying to use Avro RPC and have a python client talk to a java server, using the avro-rpc-quickstart < on github as a base (I made sure the avro ...
    Stefan KrawczykStefan Krawczyk
    May 22, 2013 at 3:19 am
    May 29, 2013 at 4:13 am
  • Hi, I have lots of avro schemas and most of them are about complex objects (ie nested definition of stuff). The syntax of avro idl is attractive in order to build something more readable and thus ...
    Bertrand DechouxBertrand Dechoux
    May 17, 2013 at 12:47 pm
    Jun 18, 2013 at 10:05 pm
  • Hello, I'm currently writing an avro schema which includes an enum field that I already have as a java enum in my application. At first, I named the avro field with the same fully qualified name ...
    Felix GVFelix GV
    May 9, 2013 at 11:40 pm
    May 16, 2013 at 11:52 pm
  • Wallpaper for the dedicated AVRO fan.
    Terry HealyTerry Healy
    May 1, 2013 at 11:18 pm
    May 3, 2013 at 12:47 pm
  • Very basic question but could one explain why one would choose Avro RPC over something like a simple restful service over HTTP? The only thing I can think of is it adds a little more structure to the ...
    May 29, 2013 at 4:31 pm
    May 29, 2013 at 6:37 pm
  • Hi, We started to work with Avro in CDH4 and to query the Avro files using Hive. This does work fine for us, except for unions. We do not understand how to query the data inside a union using Hive ...
    Ran SRan S
    May 23, 2013 at 2:15 pm
    May 26, 2013 at 5:05 am
  • I'm attempting to use Jackson and Avro together to map JSON documents to a generated Avro class. I have looked at the Json schema included with Avro, but this requires a top-level "value" element ...
    David ArthurDavid Arthur
    May 8, 2013 at 6:50 pm
    May 13, 2013 at 11:25 pm
  • I'm trying to use Avro serialization in C#. My understanding is that normally with Avro the schema is written with the data. But the constructor for GenericReader<T requires both a writer schema and ...
    Tim GoodmanTim Goodman
    May 28, 2013 at 2:42 pm
    May 30, 2013 at 4:36 pm
  • The schema resolution page says: error is signalled. Is there a reason you could not allow us to provide one of the symbols as a default in the reader so that when the reader read the enum with ...
    Jim DonofrioJim Donofrio
    May 23, 2013 at 2:52 pm
    May 25, 2013 at 5:36 am
  • Hello! I have a test.json file that looks like this: {"first":"John", "last":"Doe", "middle":"C"} {"first":"John", "last":"Doe"} (Second line does NOT have a "middle" element). And I have a ...
    Gregory (Grisha) TrubetskoyGregory (Grisha) Trubetskoy
    May 22, 2013 at 9:27 pm
    May 23, 2013 at 8:08 pm
  • Hi all, A java hadoop job that's previously executed without issue began erroring with the following stack trace - have any of you seen this before? java.lang.ArrayIndexOutOfBoundsException: 14 at ...
    Sripad SriramSripad Sriram
    May 13, 2013 at 9:59 pm
    May 14, 2013 at 5:07 am
  • Hi all: Is there a reason Avro’s Hadoop serialization classes don’t allow configuration of the DatumReader and DatumWriter classes? My use-case is that I’m implementing Clojure DatumReader and ...
    Marshall Bockrath-VandegriftMarshall Bockrath-Vandegrift
    May 8, 2013 at 10:35 pm
    May 13, 2013 at 11:23 pm
  • Is anyone aware or knows why that the Ruby RPC example client doesn't work with 1.8.7 (Haven't tried any other versions)? - I ...
    May 23, 2013 at 8:34 pm
    May 29, 2013 at 6:03 pm
  • Any good working examples of Avro in action (preferably RPC and even more preferable in Ruby)? I tried the following mail RPC example but it doesn't work out of the box ...
    May 29, 2013 at 12:01 am
    May 29, 2013 at 12:07 am
  • Hi all, I've been struggling to get some sort of inheritance model to work with Avro but I've not been very successful at it. So maybe someone in hear can give me a pointer. What I've been trying to ...
    Mika RistimakiMika Ristimaki
    May 28, 2013 at 10:19 pm
    May 28, 2013 at 10:41 pm
  • Hello, friends! I am newbie in avro and try to put my data into this container. But it is failing with exception. I found that code like that: # -*- coding: utf-8 -*- from avro import schema from ...
    Павел МезенцевПавел Мезенцев
    May 24, 2013 at 1:47 pm
    May 28, 2013 at 4:53 pm
  • Hi List, I'm working with the c++ bindings to try to write data to avro files. Much of the documentation assumes that the types to be written (and the code to write the data) are generated using ...
    SCHENK, JarradSCHENK, Jarrad
    May 21, 2013 at 3:22 am
    May 27, 2013 at 6:48 am
  • dear list, I have what I imagine is a standard setup: a web application generates data in MySQL, which I want to analyze in Hadoop; I run a nightly process to extract tables of interest, Avroize, and ...
    May 22, 2013 at 5:34 pm
    May 23, 2013 at 7:16 pm
  • Hi, We're examining the storage of our data in Snappy-compressed files. Since we want the data's structure to be self contained, we checked it with Avro and with Sequence (both are splittable, which ...
    May 23, 2013 at 7:43 am
    May 23, 2013 at 6:38 pm
  • I am thinking of a use case of creating a dynamic UI where a user gets to pick fields that they want and the data type, other attributes like whether the fi using this I am thinking of generating an ...
    Atin SoodAtin Sood
    May 15, 2013 at 11:13 pm
    May 15, 2013 at 11:37 pm
  • Hello, It looks like representing avro strings as Utf8 provide some interesting performance enhancements, but I'm wondering if folks out there are actually using it in practice, or have had any ...
    Michael MossMichael Moss
    May 10, 2013 at 10:17 pm
    May 13, 2013 at 9:59 pm
  • Oops, moving for sure this time :) -- Harsh J
    Harsh JHarsh J
    May 1, 2013 at 5:07 am
    May 1, 2013 at 5:24 am
  • I'd really like a review (and, of course, acceptance) of the patches to the Python library here: These ...
    Jeremy KahnJeremy Kahn
    May 30, 2013 at 5:38 pm
    May 30, 2013 at 5:38 pm
  • Hi all, I am using a lot of secondary sort Comparators in my avro map reduce jobs. However I haven't found a comfortable way of constructing the grouping schema (sorting schema is mostly the default) ...
    Johannes SchulteJohannes Schulte
    May 17, 2013 at 8:22 pm
    May 17, 2013 at 8:22 pm
  • Just trying to validate this is a good approach.We currently have a union schema that we use to define a simple data item of type "any" (like the old COM Variant): {"name": "item", "type": [ ...
    William McKenzieWilliam McKenzie
    May 14, 2013 at 9:28 pm
    May 14, 2013 at 9:28 pm
  • Is anyone from the avro community planning on advocating for Avro? J
    Jeremy LewiJeremy Lewi
    May 9, 2013 at 7:12 pm
    May 9, 2013 at 7:12 pm
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36 users for May 2013

Mark: 9 posts Scott Carey: 9 posts Doug Cutting: 8 posts Atin Sood: 5 posts Stefan Krawczyk: 5 posts Bertrand Dechoux: 4 posts Felix GV: 3 posts Harsh J: 3 posts Jeremy Kahn: 3 posts Martin Kleppmann: 3 posts Connor Doyle: 2 posts Gregory (Grisha) Trubetskoy: 2 posts Jim Donofrio: 2 posts Jonathan Coveney: 2 posts Marshall Bockrath-Vandegrift: 2 posts Mike Percy: 2 posts Nir_zamir: 2 posts Pankaj Shroff: 2 posts Ran S: 2 posts Russell Jurney: 2 posts
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