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E-R model uses this symbol to represent weak entity set ?
A Doubly outlined rectangle symbol is used to represent weak entity set.
Write the C++ program having class name studentinfo, that is used to store the VU student information: This class should store your VUID, campus id, name and father name in the fol
Unrepeatable reads : Assume T7 reads X twice during its implementation. If it did not update X itself it could be very disturbing to see a dissimilar value of X in its next read. B
What are audit trails? An audit trail is a log of all alters to the database along with information like which user performed the change and when the alter was performed.
Physical Database Design Issues The database design includes the process of logical design with the use of E-R diagram, normalisation, etc., followed by the physical design.
What is a view? A view is a logical view on one or more tables. A view on one or more tables i.e., the data from a view is not actually physically kept instead being derived f
#question benefits and limitations of data models..
Project Description: This is a Customer Management project. Customer data is presented in a text file. The program can load this text data into its database columns. The data ma
What is Cross Product? Simply Cross product is Binary Operator
explain exhaustively the problems associated with ER diagrams. include illustrations in your answer
Describe the advantage of State chart Diagram A state chart represents a state machine, emphasizing flow of control from one state to other. A state machine is a behaviour whi
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