You can apply ternary operator or SPLIT function 2015-01-20 11:28 GMT+03:00 patcharee <patcharee.thong...@uni.no>:
> Hi, > > I know that there is no if-else in pig, but is it possible to implement > this logic in some way "if a input parameter is null, skip this filter > operation" ? > > IF ($MONTH != NULL) > data_filter_by_month = FILTER data by month == $MONTH; > > BR, > Patcharee >
