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 >
