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From Apache Wiki <wikidi...@apache.org>
Subject [Lucene-hadoop Wiki] Trivial Update of "SequenceFile" by Arun C Murthy
Date Fri, 10 Aug 2007 09:35:56 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Lucene-hadoop Wiki" for change notification.

The following page has been changed by Arun C Murthy:
http://wiki.apache.org/lucene-hadoop/SequenceFile

------------------------------------------------------------------------------
  == Overview ==
  
- SequenceFile is a flat file consisting of binary key/value pairs. It is extensively used
in MapReduce as input/output formats.
+ [http://lucene.apache.org/hadoop/docs/api/org/apache/hadoop/io/SequenceFile.html SequenceFile]
is a flat file consisting of binary key/value pairs. It is extensively used in MapReduce as
input/output formats.
  It is also worth noting that, internally, the temporary outputs of maps are stored using
SequenceFile.
  
  The SequenceFile provides a Writer, Reader and Sorter classes for writing, reading and sorting
respectively.

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