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Consider the entity type dependent related to employee entity, which is used to keep track of the dependents of every employee. The attributes of dependents are: name, sex, birth d
Load sample data into the database tables design and test queries to return the following information • All rows and columns for employees • All rows and columns for customers •
a. Define the term "deadlock". There are four conditions that must hold before deadlock is possible. Name them. b. Outline an algorithm that detects whether there is a deadlock.
What is a view? How it is related to data independence? A view might be thought of as a virtual table, that is, a table that does not really exist in its own right but is inste
need to get answer for questions 3&4 on this page in part 1
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
What is RDBMS terminology for a row? A tuple is a RDBMS terminology for a row
(a) Why did SAP introduce the extended star schema?
tell me the functionality,advantages and disadvantages of student database
Define the Boyce-Codd Normal Form with instance and also Compare BCNF and 3NF. Ans: BCNF: For each functional dependency X->Y in a set F of functional dependencies over relati
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