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Describe the shadow paging technique.
The Database MySQL scripts cars_for_sale.sql and car_details.sql containing the data to use for this task have been supplied. To complete this task, you need to first create
What is a view in SQL? When can views be updated? A view is a virtual table which consists of columns from one or more tables. Through it is same to a table; it is stored in
Identification of concurrency Identification of concurrency: Dynamic model identifies concurrency. Two objects are said to be parallel (concurrent) if they can receive events a
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
write a database program for concurrency transaction in a bank
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
Update or Modify operation alters the existing values. If these operations alter the value that is the foreign key also, the only check need is the similar as that of the Insert op
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
explain exhausitively the problems associated with er diagrams with ellustrations
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