IsEmpty is the function you might be looking for http://pig.apache.org/docs/r0.9.1/func.html#isempty
Thanks, Prashant On Mon, Feb 13, 2012 at 9:41 AM, Flo Leibert <[email protected]>wrote: > Hi - > Is there a good way to see if a bag contains a tuple? Given a record that > has a tuple T and a Bag (a bag could contain 0 to n tuples), how do I > filter the records where the bag contains the tuple? > > I could write a custom UDF but Pig probably has a built-in function that > takes care of this? Looked at the list of built-in functions but couldn't > identify one - afaict, there's not "CONTAINS" function. > > Any pointers would be appreciated! > > Thanks, > florian >
