Let’s look at the first normal form in detail from the previous lecture where we saw a brief overview of…

What is Database Normalization? A database design technique called normalization reduces data duplication and gets rid of undesirable traits like…

What are the Keys in DBMS? In DBMS, KEYS is an attribute or set of attributes that aid in relational…

The ER (Entity-Relationship) model is a graphical representation used to design databases. On the other hand, the relational model is…

A non-procedural query language called relational calculus is used to retrieve data from relational databases. Thanks to this mathematical based…

Relational Algebra is a procedural query language, which takes Relation as input and generates relation as output. SQL and relational…

A relational database management system (RDBMS) is a group of tools and features that enables IT teams and other users…

After conducting extensive research on the Relational Model of database systems, Dr. Edgar F. Codd developed twelve rules that, in…

As data complexity increases today, it is becoming increasingly difficult to apply the traditional ER paradigm for database modeling. In…

An ER diagram is a visual representation of the entities, attributes, and relationships between them in a database. Entities represent…