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Generation Of Surrogate Keys
Posted: Thu Jun 10, 2004 4:40 pm
by nivas
We are about to start development in Parallel Jobs. I am putting this question in curiosity.How do we Generate Surrogate Keys in Parallel Jobs? Is there any difference from the same in Server jobs.
Any suggestions are appreciated.
thanks
Nivas
Posted: Thu Jun 10, 2004 6:06 pm
by ray.wurlod
There's one very big difference from server jobs - you have parallel data streams!
Use a Column Generator stage.
1.Open properties for the Column Generator stage
2.Click on the Columns tab
3.Double-click on the positional number of the serial column you are generating.
4.Click on Generator in the Properties field.
5.Choose Type in the Available properties to add.
6.Choose Initial Value=part.
7.Choose Increment=partcount.
Or, if your target database has an auto-incrementing capability (a sequence or a serial data type), use that during the load phase.
Generation Of Surrogate Keys in Parallel Jobs
Posted: Thu Jun 10, 2004 7:02 pm
by nivas
Ray
Thanks for your suggestions
Nivas
Posted: Tue Jun 22, 2004 6:31 pm
by gh_amitava
Hi,
You can use the Surrogate Key generator stage available in version 7.0.1
Regards
Amitava