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What is the function of a Domain? A domain defines the technical settings of a table field. A domain describes a value range, which sets the permissible data values for the
entity relationship diagram for online examination system
Deletion Anomalies: Loss of important Information: In some cases, useful information may be lost when a tuple is deleted. For instance, if we delete the tuple corresponding to stu
Which is the properties of entities? Attributes is the properties of entities.
The natural join is equal to which product? The natural join is equal to Combination of projection and Cartesian product
what is cascading? what is rollback cascading? please explain in detail
I need help with data warehousing and business intelligence course project about designing a data warehouse for a jewelry company that does not have one
Flights(FlightNo, DeptDateTime, Origin, ArrivalDateTime, Destination, Capacity, SoldSeats) Tickets(FlightNo, Seat, CustID) Where - flightNo is the PK of the flights table - DeptDa
What are the two statements regarding transaction? The two statements regarding transaction of the form are:- A) Begin transaction B) End transaction
Explain the conventions (relationships) for displaying an ER schema as an ER diagram.
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