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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Split files, index files and input files
Date Wed, 09 Jun 2010 21:16:51 GMT
For 1, see
http://hadoop.apache.org/common/docs/current/api/org/apache/hadoop/io/MapFile.html
For 2, see
http://hadoop.apache.org/common/docs/current/api/org/apache/hadoop/mapred/InputSplit.html

On Wed, Jun 9, 2010 at 9:36 AM, psdc1978 <psdc1978@gmail.com> wrote:

> Hi,
>
> I'm facing difficulty in understanding all the concepts in Hadoop MR.
>
> 1 -
> Input files in MR contains index files. What's the purpose of the index
> files in hadoop?
>
> 2 -
> MR uses split files. A split file is an input file?
>
>
> Regards,
>
> --
> Pedro
>

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