Types of attributes, Database Management System

Assignment Help:

Attributes attached to an entity can be of various types.

Simple

The attribute that cannot be further separated into smaller parts and shows the basic meaning is known as a simple attribute. For instance: The 'First name', 'Last name', age attributes of a person entity signifies a simple attribute.

Composite

Attributes that can be further separated into smaller units and every individual unit have a specific meaning.

For instance:-The NAME attribute of an employee entity can be sub-divided into

First name, Last name and Middle name.


Related Discussions:- Types of attributes

Statistical analysis of data, An important first step to the statistical an...

An important first step to the statistical analysis of data is to "get to know your data".  The following tasks should contribute to this. (a)   To the right of the dataset cons

Relational schema for person, Example: RELATIONAL SCHEMA for PERSON: ...

Example: RELATIONAL SCHEMA for PERSON: PERSON (PERSON_ID: integer, NAME: string, AGE: integer, ADDRESS: String) RELATION INSTANCE In this instance, m = 3 and n = 4

What is meant by the degree of relationship set, What is meant by the degre...

What is meant by the degree of relationship set? The degree of relationship type is the number of participating entity types.

Project, Preliminary entities and attributes of human resourse management d...

Preliminary entities and attributes of human resourse management database management system

Explain thomas write rule, Explain Thomas' Write rule.  Show how it is diff...

Explain Thomas' Write rule.  Show how it is different from timestamp ordering protol Ans: In timestamp-based concurrency control the thomas Write rule is a rule. Given a Timest

When are two schedules said to be view equivalent, When are two schedules s...

When are two schedules said to be view equivalent?     Ans: Two schedules that is denoted as S and S' are said to be view equivalent if the subsequent three conditions are met

What is the function of a domain, What is the function of a Domain? A d...

What is the function of a Domain? A domain defines the technical settings of a table field. A domain describes a value range, which sets the permissible data values for the

What are the two statements regarding transaction, What are the two stateme...

What are the two statements regarding transaction? The two statements regarding transaction of the form are:- A)     Begin transaction B)      End transaction

Oracle SQL Developer, Introductory course and so does not require any fancy...

Introductory course and so does not require any fancy coding. I will provide a guidance document to help you in producing the solutions.

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd