$ nano psplit.txt
$ cat psplit.txt
$ hdfs dfs-put psplit.txt /pigexample
$ pig
grunt> A = LOAD '/pigexample/psplit.txt' USING PigStorage(',') AS (a1:int,a2:int) ;
grunt> DUMP A;
grunt> SPLIT A INTO X if a1<=2, Y if a1>2;
grunt> DUMP X;
grunt> DUMP Y;