Database Systems MCQs (Computer Science) From Textbook
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Database Systems Competitive Exam: Practice Test 37 (Chapter 15)
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We can write 'relation A contains relation B' as
Create table department (dept name varchar (20), building varchar (15), budget numeric (12,2), primary key (dept name)); the commands shows
The result of Boolean expression 'false or unknown' is
SQL includes a Boolean function for testing whether a subquery has
The command for deleting the instructor relation having salary range $13,000 and $15,000
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