The Relational Data Model

Click CS403-Watts-Eng-Database-Design-CCBY-chapter7.pdf link to view the file.

Read chapter 7, which introduces the relational database model. Relational databases are one of the most commonly-used database models. The chapter includes a mathematical foundation for the model in relational algebra and relational calculus. These are also the basis of the standard database language SQL. Most current database systems support the relational model.