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How can Redundant Associations be done
It can be done by asking questions:
i) Is there a specific arrangement of network which would optimize critical aspects of completed system?
ii) Will adding new associations which were useful during analysis restructure network? All this sometimes might not produce the most efficient network, one which can handle complex access patterns as well as related frequencies of various kind of access.
State the Component Diagram A component diagram represents a set of component and relationships among them. In a dynamic model, component diagram is used to model physical com
What is recovery management component? Ensuring durability is the responsibility of a software component of the base system known as the recovery management component.
Question: The following relational database schema corresponds to a part of a database used by the Registry Department of a university. DEPARTMENT (d#, d-name, head-of-dept)
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
Draw an EER diagram that captures the "is-a" hierarchy of students in another simple database. The database captures both the "basic" information (say, student ID and student name)
Which is a legal expression in SQL? SELECT NAME FROM EMPLOYEE is a legal expression in SQL.
define attribute inheritance with example?
What are the disadvantages of file-processing system? Ans: The Disadvantages of File-Processing System a. Data redundancy and inconsistency - Data redundancy means not nece
If R1 and R2 are two relations or functions, then the result of R3 = R1 × R2 is the combination of tuples that are in R1 and R2. The product is associative and commutative. Degr
What are the different approaches for database design? There are two basic approaches for database design which are as follows: Attribute driven: It compiles a list of att
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