Pig Manipulation in a relation

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A = ( 1 2 3 4 1 2 4 5 1 2 5 6 1 5 2 3 1 5 3 4 1 5 6 8 1 7 1 1 1 7 2 1 1 7 2 1 )

I need B as 1 2 3 4 1 5 2 3 1 7 1 1 Basically any one distinct row from each group)

asked 1 min ago

user3501743

1