Your original posts states that you want to delete the db_datareader role after assigning it's schema to DBA. Since it's a database fixed role, I'm not sure that you could delete it (I've not tried and probably won't because there's no reason to do such a thing) but, if you could delete it, I'm thinking that some seriously bad stuff is going to happen with your security because the system will check for the role while do other things (like normal login management, etc) and, when it can't find it, there will be forms of flying Kimchi that will make you cry out loud.
To summarize, don't even think of doing this
is pronounced ree-bar and is a Modenism for R
First step towards the paradigm shift of writing Set Based code: Stop thinking about what you want to do to a row... think, instead, of what you want to do to a column.
If you think its expensive to hire a professional to do the job, wait until you hire an amateur. -- Red Adair
When you put the right degree of spin on it, the number 318
is also a glyph that describes the nature of a DBAs job. Helpful Links:
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