Answer / krishna

Use database Sequence generator call this from stored
procedure or dummy lookup query

or

You can also use expression transformation. Create two
ports one is variable and assign it to 0 and another one is
output port ind Write the logic to increment it
(o_seq=v_Seq+1)

Answer / vijay

You can also use expression transformation. Write the logic
i = 0 and increment it in another column. Give this column
as output.

Answer / manikandan

I think your Express increment is not clear because when the second record will comes again it that variable is initialize to zero.

So we do to capture into Variable by SetVariable()

Or

The Use target lookup and return the column(SNo) which you what to populate the seq number.

Check in Express(before Target), If(isNull(SNo), 1, SNo+1). Connect this to SNo in Target

Answer / chaitanya

Use database Sequence generator

Answer / ganesh

You can handed this issue, using expression transformation.

1) create one variable port and declare it as Integer and
assign the value to Output port.

e.g: var_count Integer var_count+1
out_count Integer var_count

How big was your fact table

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