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Data Model

Posted: Mon Jan 29, 2007 2:06 pm
by santoshkumar
Hi All,

I wanted to know what is the best way to create actual data model in a database.

I have a Erwin model (datamart) , should I just use forward engineer option and run the script (unchanged) in the backend database

Thanks.

Re: Data Model

Posted: Mon Jan 29, 2007 3:30 pm
by narasimha
santoshkumar wrote:I have a Erwin model (datamart) , should I just use forward engineer option and run the script (unchanged) in the backend database
You should be fine with your approach. I have some thing similar in the past.

Again, you might not get many responses here as this topic is out of coverage in DSXchange

Posted: Mon Jan 29, 2007 4:14 pm
by ray.wurlod
The best way is to generate the physical model and, perhaps, the DDL for the database, and hand that to the DBA for review. The DBA may have input concerning, for example, the best placement on disk for table space, index space, and so on. Might even observe efficiencies that can be obtained (such as separating tables from their indexes to get better I/O throughput).