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Sams Teach Yourself ADO.NET in 24 Hours by Paul Bertucci, Jason Lefebvre

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Q&A

Q1: Because N-tier development requires additional layers, will I see a decrease in performance for my application?
A1: No, there's no noticeable decrease in performance associated with implementing another tier in your application using the methods in this chapter. This model has been proven to work well, even under heavy load from an application.

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