Below dataset is details of customers with same ID against there income.
ID Customer Income
1 Vijay 10
2 Ananth 13
1 Ram 11
1 Gopal 10
2 Sid 15
3 Rak 20
3 Antony 12
I need an output that groups ID's and Customer only with minimum salary. For example for ID 1, minimum salary is 10 and the person is Gopal. So the result should be
ID Customer
1 Gopal, Vijay
2 Ananth
3 Antony