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Re: Avro serialization in Ruby - how to write to a String/buffer instead of file - Avro - [mail # user]
...Hi Abishek,You got most of the way there! Next thing you need to do is to use theDatumWriter you created:dw.write({'name': 'Bob', 'id': 42, 'city': 'New York'}, encoder)buffer.string # now c...
   Author: Martin Kleppmann, 2014-02-11, 16:49
Re: - Avro - [mail # user]
...Hi Lewis,  In Avro, types are not nullable by default (unlike most programming languages). So a type of {"type":"map", "values":"string"} with a default of null does not make sense, bec...
   Author: Martin Kleppmann, 2014-01-07, 18:41
Re: Can Avro serialize and compress in parallel? - Avro - [mail # user]
...Which language are you using to generate the Avro files?  If you're using MapReduce to process the Avro files, it should be able to handle multiple input files anyway, so there shouldn'...
   Author: Martin Kleppmann, 2014-01-07, 18:34
Re: unsigned types - Avro - [mail # dev]
...Personally, I think it's a good design decision that Avro doesn't support unsigned types.  Whether you use signed or unsigned only makes a difference if you expect to have numbers betwe...
   Author: Martin Kleppmann, 2013-12-11, 17:16
Re: Need some pointers on getting strated - Avro - [mail # dev]
...Take a look at the shell script build.sh at the root of the repository. It shows the command that is run to build each language. You can just run those commands directly for the languages yo...
   Author: Martin Kleppmann, 2013-12-06, 23:57
Re: Schema evolution and Specific vs Generic - Avro - [mail # user]
...Hi Arvind,  The choice of specific vs. generic records should be orthogonal to schema evolution — i.e. from a schema evolution point of view it doesn't matter whether you're using the s...
   Author: Martin Kleppmann, 2013-12-04, 23:56
[expand - 1 more] - Re: Apache Avro : UnresolvedUnionException when using union data type - Avro - [mail # user]
...Can you post a minimal example program / test case which reproduces the problem? Hard to diagnose otherwise.  Martin   On 4 December 2013 07:54, andy36  wrote:  ...
   Author: Martin Kleppmann, 2013-12-04, 23:46
Re: Anyone using avro to talk directly to a json webservice? - Avro - [mail # user]
...Hi John,  The JSON encoding of Avro isn't really intended for production use, it's more for debugging purposes when you want something human-readable. If you're not using the binary enc...
   Author: Martin Kleppmann, 2013-09-30, 08:01
[AVRO-1260] Ruby: Performance improvements for parsing - Avro - [issue]
...I've made a few performance improvements to the Ruby Avro decoder. In my tests (decoding a complex record with many fields and nested records), I saw a 40% speedup on MRI 1.8.7 and a 20% spe...
http://issues.apache.org/jira/browse/AVRO-1260    Author: Martin Kleppmann, 2013-08-20, 18:46
Re: Version Naming Convention / Namespaces - Avro - [mail # user]
...The "." is a namespace separator by design: http://avro.apache.org/docs/current/spec.html#Names  The best way of handling versioning in Avro is not to change the name of your records at...
   Author: Martin Kleppmann, 2013-07-23, 20:20
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