Hi techies, in this article we are going to discuss about different types of keys in database management system. That keys are very important for any data schema or in entity set to retrieve or modify the data. So lets dive into topic.

Hi techies, in this articles we are going to discuss about relational data model in database management system. A Database model defines the logical design and structure of a database and defines how data will be stored, accessed and updated in a database management system.