Databases

Database Management Systems

A database is an organized collection of data stored and accessed electronically.

Software that interacts with end users, applications, and the database itself to capture and analyze data.

Encompasses the core facilities provided to administer the database.

Provides a database engine to create, read, update and delete (CRUD) data from a database.

Relational DBMS (RDBMS): Model data as rows and columns in a series of tables; Use the structured query language (SQL)
NoSQL: Key-value store, object database, document store, graph database, ...

The most prominent examples include

SQLite is a library that implements a SQL database engine. It is the most used database engine in the world.

SQL relations are represented by tables