and want out put like this how can I do that Here is sample dataset
ID COMP_ID CAR_ID ENGINE COLOR CC
1 c1 car3 xyz blue 2500
2 c2 car4 xyz white 1000
3 c1 car6 xyz green 3500
4 c2 car1 xyz black 4500
5 c3 car5 xyz green 4000
6 c1 car2 xyz red 3000
7 c2 car3 xyz gray 1500
8 c3 car4 xyz silver 2000
You can try a tJavaRow something like :
output_row.foo=input_row.row1+"\n"+input_row.row2;
foo must exist in your Output Schema and row1 and row2 in your Input Schema
Else, you can concatenate them in a TMap in the same way.