I too had the doubt but could not find the clue. However Please post the code if u can find it.
On Thu, Jan 28, 2010 at 4:03 PM, Ravi <ravindra.babu.rav...@gmail.com>wrote: > Thank you Amogh. > > > On Thu, Jan 28, 2010 at 3:44 PM, Amogh Vasekar <am...@yahoo-inc.com>wrote: > >> Hi, >> For global line numbers, you would need to know the ordering within each >> split generated from the input file. The standard input formats provide >> offsets in splits, so if the records are of equal length you can compute >> some kind of numbering. >> I remember someone had implemented sequential numbering using the >> partition id for each map task (mapred.task.partition) and posted this on >> his blog. I don't have it handy with me right now, but will send you off the >> list if I find it. >> >> Amogh >> >> >> On 1/28/10 3:29 PM, "Udaya Lakshmi" <udaya...@gmail.com> wrote: >> >> Hi all.. >> I have searched the documentation but could not find a input file >> format which will give line number as the key and line as the value. >> Did I miss something? Can someone give me a clue of how to implement >> one such input file format. >> >> Thanks, >> Udaya. >> >> >
