It is a bad plan that admits no modifications.
—Publilus Syrus
An expert is a person who has made all the mistakes that can be made in a very narrow field.
—Niels Bohr
For a number of crucial reasons, enhancing the performance of the database design is done last. First, any performance considerations need to wait until the database design is well understood. This ensures that critical functional components are completely identified, included, and documented before any changes are made to the database design. If you start modifying the design before properly documenting ...
