Please elaborate a bit more. Are you asking about Hive? It should work but there are certain queries you can't change the Num(1) reducer counts for - which is by design in a few cases.
P.s. There's a typo there. Its mapred.reduce.tasks, not mapred.reducel.tasks (no l). On Tue, Oct 16, 2012 at 7:12 PM, Yue Guan <[email protected]> wrote: > Hi, there > > Is there any chance "set mapred.reducel.tasks=20" doesn't work in > hadoop 0.20.2? > > Thanks > Yue -- Harsh J
