my sourse is like id name sal--1 aa 1000 ,2 bb 2000, 3 cc 3000
4 dd 4000, 5 ee 6000 , 6 ff 7000 and so on but myrequirement
is like this id name sal up_sal,1 aa 1000 null,2 bb 2000
1000, 3 cc 3000 2000
4 dd 4000 3000, 5 ee 5000 4000 , 6 ff 6000 50000 and so on
so how can i get it plez reply for this as soon as possible
, thanks in advanced
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Answer Posted / nirosha g
Use an Expression Transformation connected to Source Qualifier
taking all the columns from source
In expression Transformation create two variable ports and one
output port after Input ports in same order
v_prev_sal = iif(id=1,NULL,prev_sal);
prev_sal = sal;
o_prev_sal = v_prev_sal;
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