A Guide to SQL
A Guide to SQL
9th Edition
ISBN: 9781111527273
Author: Philip J. Pratt
Publisher: Course Technology Ptr
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Textbook Question
Chapter 2, Problem 8RQ

How do you qualify the name of a field, and when do you need to do this?

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When is it necessary to qualify the name of a field, and how do you go about doing so?
How does the security of a field change depending on the data type used?
Why are field values sometimes coded?
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