>>In the first case, create database diagram also as part of the documentation of proposed database. In the second case, you can also use DB diagram, but will need to select just newly created objects.
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>I don't understand about "separate database". You mean to create a database just for documentation?
No, I mean, do you need a separate database for your application or you're adding tables/indexes to some existing database?
If it's not broken, fix it until it is.
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