-Re: Right way to implement MR ?
samir das mohapatra 2012-05-24, 18:19
Harsh J for your help.
On Thu, May 24, 2012 at 1:24 AM, Harsh J <[EMAIL PROTECTED]> wrote:
> You can use MultipleInputs for multiple forms of inputs per mapper
> (with their own input K/V types, but common output K/V types) with a
> common reduce-side join/compare.
> On Thu, May 24, 2012 at 1:17 AM, samir das mohapatra
> <[EMAIL PROTECTED]> wrote:
> > Hi All,
> > How to compare to input file In M/R Job.
> > let A Log file around 30GB
> > and B Log file size is around 60 GB
> > I wanted to know how i will define <K,V> inside the mapper.
> > Thanks
> > samir.
> Harsh J