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Database Systems 6th Edition by Ramez Elmasri, Shamkant B. Navathe
Edition 6ISBN: 0136086209Database Systems 6th Edition by Ramez Elmasri, Shamkant B. Navathe
Edition 6ISBN: 0136086209 Exercise 8
List the birth date and address of the employee whose name is 'John B. Smith'.
-Rewrite the domain relational calculus queries that followed Q0,in the style of the abbreviated notation of Q0A, where the objective is to minimize the number of domain variables by writing constants in place of variables wherever possible.
-Rewrite the domain relational calculus queries that followed Q0,in the style of the abbreviated notation of Q0A, where the objective is to minimize the number of domain variables by writing constants in place of variables wherever possible.
Explanation
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Q1A: { qsv | (EXISTS z) (EXISTS m) ( EMP...
Database Systems 6th Edition by Ramez Elmasri, Shamkant B. Navathe
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