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Schema design guideline, strict v.s. lenient - Avro - [mail # user]
...During our development of schema based data pipeline, we often run into a debate. Should we make the schema tight and strict so that all the application error can be tested and caught early?...
   Author: Wai Yip Tung, 2015-02-11, 01:02
Re: Python avro performance - Avro - [mail # user]
...Python Avro is super slow. I have built a C module that is about 30 times faster. It does both encoding and decoding. I intend to open source it soon. More testers would be helpful then.Wai ...
   Author: Wai Yip Tung, 2015-01-09, 20:02
Re: Hadoop stream gzipped file with AvroAsTextInputFormat - Avro - [mail # user]
...I think I've figured out how to make this work.Initially I have a file "data.avro". I gzip it as "data.avro.gz" and try to feed it to Hadoop. This does not work.Instead Avro supports "deflat...
   Author: Wai Yip Tung, 2014-07-25, 00:22
Re: Avro binary format to raw binary format - Avro - [mail # user]
...What is raw binary format?Sachin Goyal wrote: ...
   Author: Wai Yip Tung, 2014-06-13, 17:25
[expand - 2 more] - Union resolution in dynamic languages - Avro - [mail # user]
...For encoding data of union type, the Avro specification do not say a lot which one of the type in the union is used. So far I am mostly using union so that I can write null or another simple...
   Author: Wai Yip Tung, 2014-06-04, 23:40
[expand - 1 more] - Re: Schema import dependencies - Avro - [mail # user]
...I want to extend this question somewhat. I begin to realized avro has accommodation to compose schema from user defined type. I want to check if I understand it correctly and also the proper...
   Author: Wai Yip Tung, 2014-05-28, 18:53
[expand - 1 more] - embed avro data in an envelop - Avro - [mail # user]
...I am looking for some avro usage advice. We have created various schema for different applications, say to represent, item id, name, metric, etc. On the other hand our infrastructure group w...
   Author: Wai Yip Tung, 2014-04-30, 01:14
[expand - 1 more] - default write value in schema? - Avro - [mail # user]
...In the schema we can define a "default" value. It is used as default when reading. If the field is missing from the data when we write, it results in an error. Is there a counterpart of "def...
   Author: Wai Yip Tung, 2014-02-19, 16:42
[expand - 1 more] - Schema exclusion from Avro message - Avro - [mail # user]
...I found Deepesh's question back in December. I have joined the mailing list later. So don't have the message in my inbox and I do not know the proper way to reply. Anyway I have include the ...
   Author: Wai Yip Tung, 2014-01-27, 19:01
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elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB