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Recent questions tagged geeks-for-geeks-mock-2017
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GeeksForGeeks Mock test 1 2017: Databases - Relational Algebra
Consider the following collection of relation schemes: professor(profname, deptname) department(deptname, building) committee(profname,commname) Find all the professors who are in exactly (i.e., no more and no less) all those committees ... Smith(committee)) R3 <- Πcommname(committee) - R2 (committee / R2) - Πprofname(committee ⋈ R3)
Consider the following collection of relation schemes:professor(profname, deptname) department(deptname, building) committee(profname,commname) Find all the professors wh...
Utsav09
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Utsav09
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Feb 1, 2018
Databases
geeks-for-geeks-mock-2017
databases
relational-algebra
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