So i was able to successfully test this
It basically gets the unique list from one field, but what if you need 3 fields and you have to get the unique set of records from that list.
From
1 A 0
1 A 0
1 B 1
1 B 1
2 C 0
2 C 0
Into
1 A 0
1 B 1
2 C 0