Relational schema for person, Database Management System



PERSON (PERSON_ID: integer, NAME: string, AGE: integer, ADDRESS: String)


In this instance, m = 3 and n = 4






Sanjay Prasad


b-4,Modi Nagar


Sharad Gupta


Pocket 2, Mayur



Vibhu Datt


c-2, New Delhi

Therefore current relation state reflects only the valid tuples that show a particular state of the real world. Though, Null values can be assigned for the cases where the values are missing or unknown.

Posted Date: 3/6/2013 5:21:34 AM | Location : United States

Related Discussions:- Relational schema for person, Assignment Help, Ask Question on Relational schema for person, Get Answer, Expert's Help, Relational schema for person Discussions

Write discussion on Relational schema for person
Your posts are moderated
Related Questions

E-R Model This data model is based on real world that consists of basic objects named entities and of relationship among these objects. Entities are illustrated in a database

Describe the types of Inheritance 1.  Single inheritance 2.  Multiple inheritance 3.  Hierarchical inheritance 4.  Multilevel inheritance

Develop Database academic assignment Project Description: For a provided set of instructions in a case study design Entity Relationship Diagram. - Entity Relationship Diag

Control as State within Program 1.  The term control exactly means to check effect of input within a program. For illustration, in Figure, after the ATM card is inserted (a

Describe the responsibilities of the DBA and the database designer ? The responsibilities of DBA and database designer are: 1. Planning for the database's future storage needs

What are the factors to be taken into account when choosing a RAID level? A) Monetary cost of extra disk storage requirements. B) Performance requirements in terms of number

Consider a database application that deals with an Employee relation with information such as SIN, name, data of birth (DOB), and DID (the ID of the department at which the employe

What is a guard condition? Explain it with a suitable example. The guard-condition is a Boolean expression written with respect to parameters of triggering event and attributes

Draw an ER diagram that represents the information described below. Show all entity sets, relationship sets, primary keys, and the mapping cardinality of the relationship sets.