Please do not mail general@ with user/dev questions. Use the user@ alias for it in future.
The IdentityMapper and IdentityReducer is what TeraSort uses ("it is not needed/hadoop does sort on default" -> uses default mapper/reducer). On Wed, Sep 26, 2012 at 10:08 PM, Nitin Khandelwal <niti...@gmail.com> wrote: > HI, > > I was trying to understand TeraSort code, but didn't find any > Mapper/Reducer. On googling came to know that its not needed (Hadoop does > sort on default). But I am not very clear about how it works. Can anyone > please brief me about how terasort works or any link that has document on > the same. > > Thanks in advance, > Nitin -- Harsh J