25. Database operations#

The use of databases is another way of storing information. Databases are useful not only in storing information. Using DBMS it is possible to make information slices according to different parameters.

Database (DB) - data stored according to a certain scheme. This scheme describes relationships between data. DB language (language tools) - used to describe database structure, manage data (add, edit, delete, receive), manage access rights to database and its objects, and manage transactions.

Database Management System (DBMS) - a software tool that enables management of DB. DBMS must support appropriate language(s) for DB management.