RATIONAL DATABASE MANAGEMENT SYSTEM

RATIONAL DATABASE MANAGEMENT SYSTEM

Suppose you have two two database-a database containging book detail and the other containing details of the company .Now you wish to display on the screen the information about the book A.and the details of the company which published it.What will you do to display the information?.you will display the name of company which has published the book A.Both these database were related.such a system is called is RDBMS(Relational Database Management System).

RDBMS is defined as method of viewing information from several ,separate database that relate to one an another through keyword or values.The main advantage of relational database management system is that you can use simultaneously use more than one database to see information stored in them.

Suppose customer wants to details of publisher any book so with the help of RDBMS the seller can give the detail of particular book.Most of the organization are using RDBMS because it provide facilty like you can add and delete your data also you can modified or update your data and easily find your data when you have large amount of data.

RDBMS play important role in bussines marketing like a dealer who have data of customer and also want to data of customer daily purchasing details so with the help of RDBMS he can take data easily from database.