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https://issues.apache.org/jira/browse/MAPREDUCE-5038?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13662609#comment-13662609
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Sandy Ryza commented on MAPREDUCE-5038:
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*on the MapReduce side
> old API CombineFileInputFormat missing fixes that are in new API
> -----------------------------------------------------------------
>
> Key: MAPREDUCE-5038
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5038
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Affects Versions: 1.1.1
> Reporter: Sandy Ryza
> Assignee: Sandy Ryza
> Fix For: 1.3.0
>
> Attachments: MAPREDUCE-5038-1.patch, MAPREDUCE-5038.patch,
> MAPREDUCE-5038-revised-1.patch, MAPREDUCE-5038-revised-1.patch,
> MAPREDUCE-5038-revised.patch
>
>
> The following changes patched the CombineFileInputFormat in mapreduce, but
> neglected the one in mapred
> MAPREDUCE-1597 enabled the CombineFileInputFormat to work on splittable files
> MAPREDUCE-2021 solved returning duplicate hostnames in split locations
> MAPREDUCE-1806 CombineFileInputFormat does not work with paths not on default
> FS
> In trunk this is not an issue as the one in mapred extends the one in
> mapreduce.
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