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What are called multilevel indices? Indices with two or more levels are known as multilevel indices.
What will be create when a primary key if combined with a foreign key? A primary key if combined with a foreign key it creates Parent-Child relationship between the tables that
Advantages and disadvantages of icloud based storage
What is a state chart diagram? State diagrams (State Chart Diagram) explain all possible states that a particular object can get into, and how object's state changes as result
Logical Operators Rules of Precedence: Order evaluated Operator 1 All comparison operators 2
Explain the Cartesian product: The Cartesian product operation does not need relations to union-compatible. The meaning of this is that the involved relations may have dissim
What is an ER diagram? Why is it used in Database management system (DBMS)?
What is Cross Product? Simply Cross product is Binary Operator
Write the motivations led to development of OO-DBMS? 1. Programmer frustration with RDBMSs. 2. Requirement for special features.
What is a recursive relationship? Give an example not used in the text. A recursive relationship is a relationship among an entity and itself. For example, given the entity PER
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