Define the structure of a (well-formed) formula in both the tuple relational calculus and domain relational calculus.
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A wellformed formula is made out of one or more atoms where an atom has one of the following forms R...View the full answer
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Related Book For
Database Systems A Practical Approach to Design Implementation and Management
ISBN: 978-0132943260
6th Edition Global
Authors: Thomas Connolly, Carolyn Begg
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