The technical term for this is "copying". You may have heard of it.
It is a subject of such long technical standing that many do not consider it worthy of detailed documentation. Distcp effects a similar process and can be modified to combine the input files into a single file. http://hadoop.apache.org/docs/r1.0.4/distcp.html On Sat, Dec 22, 2012 at 10:54 AM, Barak Yaish <barak.ya...@gmail.com> wrote: > Can you please attach HOW-TO links for the alternatives you mentioned? > > > On Sat, Dec 22, 2012 at 10:46 AM, Harsh J <ha...@cloudera.com> wrote: > >> Yes, via the simple act of opening a target stream and writing all >> source streams into it. Or to save code time, an identity job with a >> single reducer (you may not get control over ordering this way). >> >> On Sat, Dec 22, 2012 at 12:10 PM, Mohit Anchlia <mohitanch...@gmail.com> >> wrote: >> > Is it possible to merge files from different locations from HDFS >> location >> > into one file into HDFS location? >> >> >> >> -- >> Harsh J >> > >
