hadoop-mapreduce-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Dennis <arsenep...@yahoo.com.cn>
Subject Re: Map output files contains headers?
Date Sun, 08 Aug 2010 13:07:28 GMT
I donnot think there is any header.
Dennis

--- On Sun, 8/8/10, Pedro Costa <psdc1978@gmail.com> wrote:

From: Pedro Costa <psdc1978@gmail.com>
Subject: Map output files contains headers?
To: mapreduce-user@hadoop.apache.org
Date: Sunday, August 8, 2010, 9:01 PM

Hi,

The map output files that are produced in the map side and that the
reduce will fetch contains only data, or it also contains an header?

If contains an header, what the size of it?



Thanks,

-- 
Pedro



      
Mime
View raw message