hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Inifok Song <hadoop.ini...@gmail.com>
Subject Difference between copyOutput() and fetchOutputs()
Date Fri, 28 Aug 2009 03:36:13 GMT
Hello all,

In class ReduceTask, there are a lot of methods to deal with fetching
intermediate output. And I think copyOutput() and fetchOutputs() are the
most important. However, they are invoked by different methods. I wonder
know whether they deal with the same thing? What's the difference between

Thank you.


  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message