Sounds like you might be interested in Hive.
On Fri, Jul 26, 2013 at 9:11 PM, شجاع الرحمن بیگ <[EMAIL PROTECTED]>wrote:
> I am working on a problem where I need to join multiple datasets. The
> problem is explained below.
> Given N number of datasets, having M relations in between them, i want
> to merge them into one dataset where relations could be 1-many or 1-1 and
> for connectivity, it is essential that we have atleast N-1 relations so M
> >= N-1
> Kindly let me know how to solve this issue using Map Reduce
> Thanks in advance
> Shuja-ur-Rehman Baig