Data Modelling is the process of organising data elements into entities and mapping them into real world objects . This defines how different entities will…
Crow’s Foot Notation is utilised to represent Cardinality & Modality .When we design a database management system , we set some basic rules and define…
DBMS Relationships are a fundamental & core principal which is used to make objects behave with each other. We use DBMS Relationships to define how…
ERD Terminologies are the terms such as entity , attributes their types and Keys that are responsible to create relationships between entities. Database Management Systems…
Dr. Codd’s Rules for Relational Database are the bases of every true relational database . Dr. Codd was a mathematician who proposed a new model…
DBMS Models defines the logical design and structure of a database and defines how data will be stored, accessed and updated in a database management…
Database Management System Models are the approaches to store data logically which you may encounter out in the industry. Below are the few basic ones.…
Redundancy in DBMS is when we store same information in different parts of the database , while this is not possible to remove Redundancy completely , it should be avoided whenever we can.
Database Management System have changed our world as we know it. They are capable of storing data of huge sizes and of business history of years. Providing businesses an opportunity to grow and adapt to the customer needs.
Database Concept is a system of storing data in a systematic way, so that it can later be used to process information and use for analytics