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Re: Generating an avro schema with optional values - Avro - [mail # user]
...Hi Guillaume,Avro is primarily a binary serialization format. The JSON representation of data is mostly a convenience for debugging purposes, but isn't really the main purpose of Avro.In par...
   Author: Martin Kleppmann, 2014-04-11, 03:02
Re: Fixed Type - Avro - [mail # user]
...Hi Talat,If you want to enforce a maximum size, you'll need to do that in your application before writing the data to Avro. Avro only has variable-sized types (int, string, bytes, ...) and a...
   Author: Martin Kleppmann, 2014-04-08, 23:17
Re: When do we get Avro gem for 1.7.7? - Avro - [mail # user]
...Try installing Homebrew (http://brew.sh/) and then doing `brew install snappy`. That will put libsnappy in /usr/local/lib.MartinOn 4 Apr 2014, at 11:51, Lenin Raj > wrote:Hi Martin,I have...
   Author: Martin Kleppmann, 2014-04-04, 19:18
Re: Dynamic Schema - Avro - [mail # user]
...Hi Amit,The Avro data file format requires the writer to know the schema from the start, because all records in the file are then written with the same schema. So there probably isn't an alt...
   Author: Martin Kleppmann, 2014-04-02, 21:03
Re: Schema not getting saved along with Data - Avro - [mail # user]
...On 1 Apr 2014, at 11:12, Lewis John Mcgibbney > wrote:Right now we maintain only the Writer's schema, which as I mentioned is appended within the generated Persistent Java bean. In my own...
   Author: Martin Kleppmann, 2014-04-02, 21:02
Re: Catch 22 when obtaining Fields and Objects - Avro - [mail # user]
...Hi Lewis,Are you trying to avoid transferring unnecessary fields over the network? In that case you'd have to break the schema up into its individual fields, and serialize each individually....
   Author: Martin Kleppmann, 2014-03-31, 15:54
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
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