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[AVRO-1356] AvroMultipleOutputs map only jobs do not use NamedOutput schemas - Avro - [issue]
...AvroMultipleOutputs sets the MapOutputKeySchema when running a map only job, as follows:boolean isMaponly = job.getNumReduceTasks() == 0;    if (keySchema != null) { &nbs...
http://issues.apache.org/jira/browse/AVRO-1356    Author: Alan Paulsen, 2014-04-03, 08:11
RE: MapReduce: How to output multiplt Avro files? - Avro - [mail # user]
...Hi Fengyun, Here's what I've done in the past when facing a similar issue: 1)      Set the map output schema to a UNION of both of your target schemas,A and B.2) &nb...
   Author: Alan Paulsen, 2014-03-07, 03:21
[expand - 1 more] - RE: Question related to AvroJob.setMapOutputSchema(org.apache.hadoop.mapred.JobConf job, Schema s) - Avro - [mail # user]
...Hi Yong,     Sorry for the delay.     You can specify all the schemas you will use in your driver.  You can use SpecificRecord if you've generated the class files, G...
   Author: Alan Paulsen, 2013-10-03, 01:50
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