Having covered the fundamental concepts behind different database models, including relational (SQL) and NoSQL types, this chapter focuses on the practical steps involved in utilizing them.

We will examine the criteria to consider when selecting a database system for a specific need. You will be introduced to common software tools that facilitate interaction with databases. The chapter explains the general procedure for establishing a connection to a database instance. Finally, we will outline how to access or configure a simple database environment, enabling you to apply learned concepts through hands-on connection and querying exercises.