Define the concept of generalization, Database Management System

Assignment Help:

Define the concept of generalization

A generalization is relationship between specific kind of thing and general thing. It is also known as "is-a-kind-of" relationship. Inheritance can be modelled using generalization. In UML, it is represented by a solid directed line with a large open arrow pointing to parents.

Related Discussions:- Define the concept of generalization

ER diagram, sir we want er diagram of bank management system in this main m...

sir we want er diagram of bank management system in this main menu option as new account,deposit amount,withdraw amount,all acount holder list,modify account,close account

We need help in booking system for golf business, We need help in Booking S...

We need help in Booking System for Golf Business Development of a web based booking system which permits clients to book golf lessons with the following features- a) 4 user p

ER diagram, Explain the conventions (relationships) for displaying an ER sc...

Explain the conventions (relationships) for displaying an ER schema as an ER diagram.

State the two-way associations, Two-way Associations Mostly, associati...

Two-way Associations Mostly, associations are travel in both directions, although not usually with same frequency. There are three approaches for the implementation. In

What is system log, What is system log? What are the entries? An...

What is system log? What are the entries? Ans: The system log that is generally written on stable storage contains the redundant data required to recover from volatile

Query to list the employee name have 10000 salary, Consider employee table ...

Consider employee table of (i) and list names of department(s) for which average salary for department is more than 10,000. (SELECT d_name FROM dept WHERE d_code IN (SELECT d_c

Define serializable schedule, Define Serializable schedule Serializable...

Define Serializable schedule Serializable schedule: An interleaved schedule of much more than one transaction is known as a serializable schedule, if it is equal to some serial

Foreign keys , Foreign Keys and NULL Let us take the relation: ...

Foreign Keys and NULL Let us take the relation: DEPT DEPT ID DNAME BUDGET D1 M

#normalisation.., define normalisation and functional dependency

define normalisation and functional dependency

Decompose the table with the functional dependencies, Decompose the table w...

Decompose the table with the following description and functional dependencies into a set of equivalent tables normalized to 3NF or BCNF. This database stores records from a (ve

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages