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How do you find the final model after iterative analysis?
Why is iterative analysis of any of the problem needed?
The final model serves as the base for system architecture, design and implementation.
The iterative analysis is needed to get cleaner, more understandable, and coherent design.
Example -GRANT CREATE SESSION TO MCA12; (This command gives system level permission on creating a session - not portable) GRANT SELECT ON EMP TO MCA12; (Object level permi
Define weak and strong entity sets? Weak entity set: entity set that do not have key attribute of their own are known as weak entity sets. Strong entity set
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Flights(FlightNo, DeptDateTime, Origin, ArrivalDateTime, Destination, Capacity, SoldSeats) Tickets(FlightNo, Seat, CustID) Where - flightNo is the PK of the flights table - DeptDa
what is natural join?
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