Jithin Justin created MAPREDUCE-5919:
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Summary: Usage of aggregate framework always results in execution
of base class ValueAggregatorBaseDescriptor.
Key: MAPREDUCE-5919
URL: https://issues.apache.org/jira/browse/MAPREDUCE-5919
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: mrv2
Affects Versions: 2.2.0, 2.4.0
Environment: ubuntu 12.04
Reporter: Jithin Justin
The bug was discovered when I was trying to execute aggregatewordcount example
in hadoop example jar file. No matter what I did, the output was always the
number of lines in the input text file. This is what exactly
ValueAggregatorBaseDescriptor class does. So because of this bug, custom
aggregation functions are not possible.
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