If you set the number of map tasks as a higher number than the number of
regions (I generally set it to 100000 or something like that), the number of
splits = number of regions. If you keep it lower, then it combines regions
in a single split.
Computer Science Graduate Student
University of California, Santa Cruz
On Sun, Apr 11, 2010 at 1:15 AM, john smith <[EMAIL PROTECTED]> wrote: