SQLite is a small, fast, self-contained, highly reliable, fully featured SQL database engine. On Android, the default database used is SQLite which is nothing more than a file where all our structured records are stored.
A database is one of the main elements shared by applications today, in practically all applications today, there is always data that is persistently recorded when you want to store structured data persistently in an application, the first thing that comes to mind is to use a database.
