How to generate surrogate key without using surrogate key stage?
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by using the transformer we can do it.To generate seqnum
there is a formula by using the system variables
ie
[@partation num + (@inrow num -1) * @num partation
| Is This Answer Correct ? | 13 Yes | 0 No |
Answer / murali
yes ur right but we have another way to generate s key by
using transformer .in transformer we have a surrogate key tab
click the skey tab in that we hav state file and db sequence
these r used for generate and hold the s key value
| Is This Answer Correct ? | 5 Yes | 0 No |
Answer / sudhir
Surrogatekey is nothing but a unique number to identify the
record in datamart. So just use a counter in StageVariable
of Transformer. Keep incrementing the counter by one for
every new inserts. This would form a surrogatekey.
| Is This Answer Correct ? | 4 Yes | 2 No |
Answer / sreenu
Using the Routine
KeyMgtGetNextVal
KeyMgtGetNextValConn
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / nish
sudhir your answer is wrong. just incrementing will not work in a multinode config.
the answers that utilize the @partition num variable are correct
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / snehasis
By using system variable in transformer stage
like 1) create a stage var(SVK).
2) go to stage var. property type in the initial value tab as @partionnum - @numpartion+1
3) in the stage var. derivation type SVK+@numpartition
| Is This Answer Correct ? | 1 Yes | 2 No |
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