Hi
I would like to sort the following table and sum cost for the three parameters

Query

Parameter1 Parameter2 Parameter3(m) Cost
1 a 100 30
1 a 100 10
1 c 200 30
2 b 700 20
2 b 700 10
1 a 200 70
1 c 200 40
Output
Parameter1 Parameter2 Parameter3 TotalCost
1 a 100 40
1 a 200 70
1 c 200 70
2 b 700 30