thanks! its cool :) On Mon, Mar 28, 2011 at 2:40 AM, Dexin Wang <[email protected]> wrote:
> Here's a trick I used: > > Together with $x, pass in another parameter $comment that's either '' > (blank) when x>0 or '--' (double dashes) when x==0. Then > > result = SOME OPERATION > $comment result = LIMIT result $x > > > On Sun, Mar 27, 2011 at 12:36 PM, souri datta <[email protected]>wrote: > >> Hi all, >> >> I have a problem where I need to limit the number of results generated by >> pig script based on some condition. >> >> say, >> if ( $x == 0 ) >> then do not limit #results >> else: >> limited_result = LIMIT results $x ; >> >> (here x comes from cmd line) >> >> How can I achieve this with a single Pig script ? >> >> Thanks in advance, >> Souri >> > >
