Status Updates From SQL for Dummies
SQL for Dummies by
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Gemma
is on page 180 of 512
''After you eliminate most redundancy from a database design, you may find that performance is now unacceptable. Operators often purposefully use a little redundancy to speed up processing.'' joining table faster at the expense of slowing down and complicating updating.
— Dec 03, 2020 02:06PM
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Xapphirea
is 50% done
Not really a good guide to learn SQL more of a thing to read to refresh what you already know
— Sep 14, 2020 10:27AM
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