[ http://issues.apache.org/jira/browse/HADOOP-2?page=all ]
Sameer Paranjpye reassigned HADOOP-2:
-------------------------------------
Assign To: Owen O'Malley
> Reused Keys and Values fail with a Combiner
> -------------------------------------------
>
> Key: HADOOP-2
> URL: http://issues.apache.org/jira/browse/HADOOP-2
> Project: Hadoop
> Type: Bug
> Components: mapred
> Reporter: Owen O'Malley
> Assignee: Owen O'Malley
>
> If the map function reuses the key or value by destructively modifying it
> after the output.collect(key,value) call and your application uses a
> combiner, the data is corrupted by having lots of instances with the last key
> or value.
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