You need to load your data twice and then use it as any other join. Self-join is just like any other join to Pig.
Regards, Shahab On Sun, Sep 15, 2013 at 1:37 PM, Raj hadoop <[email protected]> wrote: > Hi, > > I need to subtract row2 value from row1. how to get it in Pig? > > Thanks > Rajesh >
