Relational Algebra Question with Solution Question Suppose relation R(ABC) has the following tuples: A B C 1 2 3 1 2 3 3 2 1 How many tuples are resulted by the given RA expression? πAB(R) ⋈R.B < S.B ρS(A, …
Conflict and View Serializability in DBMS – Practice Question Question: Which of the following are true? A: All view serializable schedules are conflict serializable as well. B: All conflict serializable schedules are view serializable as well. C: If a …
Question 1: Rent Payment Management in Hotel System Consider the entities ‘Apartment’ and ‘Tenant’ with a many-to-many relationship ‘Lease’ as shown below: If we wish to store information about the monthly rent paid by tenants occupying different apartments, this information …
