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Need for Client Server Computing- Client/Server (C/S) architecture includes running the application on multiple machines in which every machine with its component software tackles
Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
Question 1 Explain the concept of Foreign Key. How a foreign key differs from a Primary Key? Can the Foreign Key accept nulls? Question 2 With a necessary example explain (i)
How can you connect to the MySQL Server? In order to connect to the MySQL server it is necessary to give the username and password so this be able to done with The following
Describe the nested-loop join and block-nested loop join. Ans: The block nested- loop join algorithm is as described below: for every block B r of relation R do beg
Which database level is closest to the users? External database level is closest to the users.
Consider the relations described below: PHYSICIAN (regno, name, telno, city) PATIENT (pname, street, city) VISIT (pname, regno, date_of_visit, fee) Where the regno and pname ide
explain exhausitively the problems associated with er diagrams with ellustrations
what is cascading? what is rollback cascading? please explain in detail
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
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