Question: Following the previous question, suppose over time, the TA table grows bigger, and now it looks like: TA NetID is the primary key. And we
Following the previous question, suppose over time, the TA table grows bigger, and now it looks like: TA NetID is the primary key. And we know, T(TA)=10000,S(TA)=36,V(TA,Salary)=100,V(TA, Dept )=5 Let W=Dept=0ps(TA) Please calculate or estimate the following: V(TA, NetID), S(W), T(W)
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