The importance of storing, organizing, and using data has increased every year. We are living in a data era where being ...

Scalability in analytics refers to the ability of systems to efficiently process expanding data workloads without ...

A question asked about data contained in two or more tables in a relational database. The relational query must specify the tables required and what the condition is that links them; for example ...

Introduce the concepts about relational models. Train students on how to convert a conceptual entity relationship model to a relational model. Introduce students with the reasons and process of ...

A table in a database holds the attributes for one entity only. Data can then be added in the form of records. Rather than storing information in one table, relational databases store data across ...

The book's details and the customer's details need only be entered into the database once. Because of this, mistakes are less likely to happen and if there were a mistake in a customer's record ...